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Information about Area Code 815
Area code 815 is a telephone area code for the northwestern corner and southern Chicago suburbs of the state of Illinois . An overlay area code 779 was implemented on March 17 of 2007. A month earlier, on February 17, 1+ten-digits were required to be dialed for all calls in and out of area code 815--in preparation for the 779 overlay.
Cities in the 815/779 area code include:Apple River, Illinois Belvidere, Illinois Bolingbrook, Illinois Byron, Illinois --Prefixes include: 234 406 803Cortland, Illinois Cedarville, Illinois --Prefixes include: 563Coal City, Illinois Crystal Lake, Illinois --Prefixes include: 204 219 261 276 301 356 404 425 444 455 459 477 479 526 788 893Davis Junction, Illinois --Prefixes include:DeKalb, Illinois --Prefixes include: 748 753 756 758Dixon, Illinois --Prefixes include: 285 288 284Dwight, Illinois --Prefixes include: 584Earlville, Illinois --Prefixes include: 246East Dubuque, Illinois Frankfort, Illinois --Prefixes include: 464 469 806Freeport, Illinois --Prefixes include: 232 233 235 238 266 275 291 297 541 599 616 618 650 656 801 821 908 990Galena, Illinois Harvard, Illinois Joliet, Illinois --Prefixes include: 720 725 727 729 730 741 744Kankakee, Illinois Lanark, Illinois --Prefixes include: 270 493 658 952La Salle, Illinois --Prefixes include: 220 223 224Lena, Illinois --Prefixes include: 369 809Loves Park, Illinois Machesney Park, Illinois Malta, Illinois McHenry, Illinois Mendota, Illinois Minooka, Illinois Mokena, Illinois --Prefixes include: 479Monroe Center, Illinois --Prefixes include: 393Morris, Illinois Mount Morris, Illinois --Prefixes include: 734New Lenox, Illinois --Prefixes include: 485 462 463 919 212Orangeville, Illinois --Prefixes include: 789 819Oregon, Illinois --Prefixes include: 732Ottawa, Illinois Plainfield, Illinois Princeton, Illinois --Prefixes include: 872 875 876 879Rochelle, Illinois --Prefixes include: 561 562 888 917Rockford, Illinois --Prefixes include: 201 202 209 218 222 226 227 229 231 242 243 262 282 289 296 298 299 315 316 319 378 381 387 391 394 395 397 398 399 470 480 484 489 490 494 505 509 516 519 520 540 543 558 601 608 621 633 636 637 639 641 654 670 681 703 708 713 720 721 742 749 763 847 860 870 871 877 904 914 921 961 962 963 964 965 966 967 968 969 971 972 977 978 979 980 983 985 986 987 988 997Rockton, Illinois Romeoville, Illinois Roscoe, Illinois Savanna, Illinois --Prefixes include: 273Shannon, Illinois Spring Valley, Illinois --Prefixes include: 663 664Sterling, Illinois --Prefixes include: 380Stillman Valley, Illinois --Prefixes include: 645Stockton, Illinois --Prefixes include: 840 947Streator, Illinois Sycamore, Illinois --Prefixes include: 895 889Tinley Park, Illinois Warren, Illinois --Prefixes include: 745 818Woodstock, Illinois
Exchanges for Area Code 815-xxx-xxxx:
-
Rockford - HEARTLAND COMMUNICATIONS, INC.
Rockford - HEARTLAND COMMUNICATIONS, INC.
- HEARTLAND COMMUNICATIONS, INC.
- HEARTLAND COMMUNICATIONS, INC.
- HEARTLAND COMMUNICATIONS, INC.
WOODSTOCK - AMERITECH ILLINOIS
Oak Brook - AT&T LOCAL
Dekalb -
Rockford - LEVEL 3 COMMUNICATIONS, LLC - IL
BURR RIDGE - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL
-
Chicago - T-MOBILE USA, INC.
Sterling - UNITED STATES CELLULAR CORP.
Chicago - RCN TELECOM SERVICES OF ILLINOIS, INC. - IL
Chicago - GLOBALCOM, INC.-IL
Hickory Hills - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
-
Rockford - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Lombard -
LA SALLE - AMERITECH ILLINOIS
Chicago - TELEPORT COMMUNICATIONS GROUP - CHICAGO
Rockford - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
LA SALLE - AMERITECH ILLINOIS
LA SALLE - AMERITECH ILLINOIS
MILLEDGEVILLE - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
ROCKFORD - AMERITECH ILLINOIS
ROCKFORD - AMERITECH ILLINOIS
BURR RIDGE - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL
ROCKFORD - AMERITECH ILLINOIS
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS
ROCKFORD - AMERITECH ILLINOIS
Freeport - VERIZON NORTH INC.-IL (CONTEL)
Freeport - VERIZON NORTH INC.-IL (CONTEL)
Byron - VERIZON NORTH INC.-IL
Freeport - VERIZON NORTH INC.-IL (CONTEL)
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL
GARDNER - AMERITECH ILLINOIS
FREEPORT - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
PECATONICA - VERIZON NORTH INC.-IL (CONTEL)
- SOURCE ONE WIRELESS
Northbrook - AIRTOUCH PAGING - ILLINOIS
Rockford - HEARTLAND COMMUNICATIONS, INC.
- UNITED STATES CELLULAR CORP.
MOUNT CARROLL - GALLATIN RIVER COMMUNICATIONS
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL
EARLVILLE - VERIZON NORTH INC.-IL
SEWARD - VERIZON NORTH INC.-IL (CONTEL)
Durand - VERIZON NORTH INC.-IL (CONTEL)
GRAND RIDGE - VERIZON NORTH INC.-IL
-
NELSON - GALLATIN RIVER COMMUNICATIONS
BURR RIDGE - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL
KEMPTON - FRONTIER COMMUNICATIONS OF ILLINOIS, INC.
PLAINFIELD - AMERITECH ILLINOIS
- SOURCE ONE WIRELESS
STELLE - STELLE TELEPHONE CO.
Streator - ILLINOIS VALLEY CELLULAR RSA 2-I PARTNERSHIP
BURR RIDGE - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL
THOMSON - GALLATIN RIVER COMMUNICATIONS
Schaumberg - UNITED STATES CELLULAR CORP.
Elk Grove Village - MCI WORLDCOM COMMUNICATIONS, INC. - IL
Rockford - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Hickory Hills - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
WATERMAN - VERIZON NORTH INC.-IL (CONTEL)
GILMAN - AMERITECH ILLINOIS
Freeport - VERIZON NORTH INC.-IL (CONTEL)
Elk Grove Village - MCI WORLDCOM COMMUNICATIONS, INC. - IL
ONARGA - AMERITECH ILLINOIS
Danforth - VERIZON SOUTH INC.-IL (ALLTEL)
-
Elk Grove Village - MCI WORLDCOM COMMUNICATIONS, INC. - IL
Elk Grove Village - MCI WORLDCOM COMMUNICATIONS, INC. - IL
SAVANNA - GALLATIN RIVER COMMUNICATIONS
BURR RIDGE - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL
FREEPORT - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Chicago - TELEPORT COMMUNICATIONS GROUP - CHICAGO
Chicago - TELEPORT COMMUNICATIONS GROUP - CHICAGO
Hickory Hills - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Bradley - AMERITECH MOBILE SERVICES, INC.
Chicago - TELEPORT COMMUNICATIONS GROUP - CHICAGO
- UNITED STATES CELLULAR CORP.
LOVES PARK - AMERITECH ILLINOIS
Joliet - A BEEP LLC
Dixon - GALLATIN RIVER COMMUNICATIONS
Dixon - GALLATIN RIVER COMMUNICATIONS
Hinckley - VERIZON NORTH INC.-IL (CONTEL)
VERONA - AMERITECH ILLINOIS
Dixon - GALLATIN RIVER COMMUNICATIONS
- UNITED STATES CELLULAR CORP. - ILLINOIS
Chicago -
- UNITED STATES CELLULAR CORP. - ILLINOIS
BERGEN - BERGEN TELEPHONE CO. - ILLINOIS
ROMEOVILLE - AMERITECH ILLINOIS
- HEARTLAND COMMUNICATIONS, INC.
Chicago - TELEPORT COMMUNICATIONS GROUP - CHICAGO
Rockford - METROCALL
Freeport - VERIZON NORTH INC.-IL (CONTEL)
Rockford - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
- UNITED STATES CELLULAR CORP. - ILLINOIS
Chicago - AMERITECH ILLINOIS
Chicago - FOCAL COMMUNICATIONS CORP OF ILLINOIS
Aurora - SPRINT SPECTRUM L.P.
PRINCETON - ILLINOIS VALLEY CELLULAR RSA 2-I PARTNERSHIP
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS
-
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS
-
-
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS
Rockford - LEVEL 3 COMMUNICATIONS, LLC - IL
Machesney Park - TDS METROCOM INC.-IL
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS
- UNITED STATES CELLULAR CORP.
- HEARTLAND COMMUNICATIONS, INC.
Chicago - TELEPORT COMMUNICATIONS GROUP - CHICAGO
Chicago - TELEPORT COMMUNICATIONS GROUP - CHICAGO
Rockford - LEVEL 3 COMMUNICATIONS, LLC - IL
Burr Ridge - ARCH WIRELESS HOLDINGS, INC.
BURR RIDGE - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL
BURR RIDGE - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL
Chicago - FOCAL COMMUNICATIONS CORP OF ILLINOIS
Chicago - FOCAL COMMUNICATIONS CORP OF ILLINOIS
- HEARTLAND COMMUNICATIONS, INC.
Chicago - GLOBALCOM, INC.-IL
Chicago - FOCAL COMMUNICATIONS CORP OF ILLINOIS
CHERRY VALLEY - VERIZON NORTH INC.-IL
Chicago - FOCAL COMMUNICATIONS CORP OF ILLINOIS
WOODSTOCK - AMERITECH ILLINOIS
Winnebago - VERIZON NORTH INC.-IL
Coleta - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
WOODSTOCK - AMERITECH ILLINOIS
WOODSTOCK - AMERITECH ILLINOIS
Granville - VERIZON NORTH INC.-IL (CONTEL)
-
- AT&T WIRELESS SERVICES, INC.
- AT&T WIRELESS SERVICES, INC.
BURR RIDGE - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL
MC HENRY - AMERITECH ILLINOIS
Chicago - TDS METROCOM INC.-IL
Chicago - FOCAL COMMUNICATIONS CORP OF ILLINOIS
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
- HEARTLAND COMMUNICATIONS, INC.
Wood Dale - XO ILLINOIS, INC.
Sterling - ESSEX TELCOM, INC.
Hickory Hills - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Chicago - FOCAL COMMUNICATIONS CORP OF ILLINOIS
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
CRYSTAL LAKE - AMERITECH ILLINOIS
SENECA - AMERITECH ILLINOIS
CORNELL - C-R TELEPHONE CO.
HARMON - GALLATIN RIVER COMMUNICATIONS
- ESSEX TELCOM, INC.
Chicago - FOCAL COMMUNICATIONS CORP OF ILLINOIS
GERMAN VALLEY - VERIZON NORTH INC.-IL (CONTEL)
MC HENRY - AMERITECH ILLINOIS
Chicago - FOCAL COMMUNICATIONS CORP OF ILLINOIS
REDDICK - VERIZON NORTH INC.-IL
Chicago - FOCAL COMMUNICATIONS CORP OF ILLINOIS
Winslow - VERIZON NORTH INC.-IL (CONTEL)
LOSTANT - VERIZON NORTH INC.-IL
Lena - VERIZON NORTH INC.-IL (CONTEL)
Hickory Hills - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Chicago - FOCAL COMMUNICATIONS CORP OF ILLINOIS
ROMEOVILLE - AMERITECH ILLINOIS
- SOURCE ONE WIRELESS
- SOURCE ONE WIRELESS
DE KALB - UNITED STATES CELLULAR CORP.
Ohio - VERIZON NORTH INC.-IL
Chicago - FOCAL COMMUNICATIONS CORP OF ILLINOIS
Rockford - NEXTEL COMMUNICATIONS
WALNUT - VERIZON NORTH INC.-IL
Sterling - ESSEX TELCOM, INC.
ROCKFORD - AMERITECH ILLINOIS
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL
BURR RIDGE - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL
CRESTON - VERIZON NORTH INC.-IL (CONTEL)
MC HENRY - AMERITECH ILLINOIS
Hickory Hills - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
ROCKFORD - AMERITECH ILLINOIS
Buffalo Grove - NEXTEL COMMUNICATIONS
BELOIT - AMERITECH ILLINOIS
- SPRINT COMMUNICATIONS COMPANY, L.P. - IL
ROCKFORD - AMERITECH ILLINOIS
KINSMAN - KINSMAN MUTUAL TELEPHONE CO.
Monroe Center - VERIZON NORTH INC.-IL (CONTEL)
ROCKFORD - AMERITECH ILLINOIS
ROCKFORD - AMERITECH ILLINOIS
STEWARD - VERIZON NORTH INC.-IL (CONTEL)
ROCKFORD - AMERITECH ILLINOIS
ROCKFORD - AMERITECH ILLINOIS
ROCKFORD - AMERITECH ILLINOIS
Dekalb - OMNIPLEX COMMUNICATIONS GROUP, LLC - IL
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL
DAVENPORT - SPRINT COMMUNICATIONS COMPANY, L.P. - IL
Arlington Heights - SPRINT SPECTRUM L.P.
Arlington Heights - SPRINT SPECTRUM L.P.
- NEXTEL COMMUNICATIONS
Cordova - VERIZON NORTH INC.-IL
ROMEOVILLE - AMERITECH ILLINOIS
Chicago - GLOBALCOM, INC.-IL
Hickory Hills - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL
-
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS
Chicago - GLOBALCOM, INC.-IL
- SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL
SENECA - AMERITECH ILLINOIS
MORRIS - AMERITECH ILLINOIS
BRAIDWOOD - AMERITECH ILLINOIS
Chicago - GLOBALCOM, INC.-IL
Bloomington - AT&T LOCAL
Sterling - ESSEX TELCOM, INC.
HERSCHER - AMERITECH ILLINOIS
ST ANNE - AMERITECH ILLINOIS
ELWOOD - AMERITECH ILLINOIS
ELWOOD - AMERITECH ILLINOIS
Chicago - FOCAL COMMUNICATIONS CORP OF ILLINOIS
HERSCHER - AMERITECH ILLINOIS
ST ANNE - AMERITECH ILLINOIS
MARTINTON - VERIZON NORTH INC.-IL
SHELDON - VERIZON NORTH INC.-IL
Chicago - GLOBALCOM, INC.-IL
OTTAWA - AMERITECH ILLINOIS
WATSEKA - AMERITECH ILLINOIS
OTTAWA - AMERITECH ILLINOIS
OTTAWA - AMERITECH ILLINOIS
BEAVERVILLE - VERIZON NORTH INC.-IL
PLAINFIELD - AMERITECH ILLINOIS
PUTNAM - VERIZON NORTH INC.-IL (CONTEL)
TAMPICO - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
PLAINFIELD - AMERITECH ILLINOIS
Dixon - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
STERLING - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
TONICA - TONICA TELEPHONE CO.
Pearl City - VERIZON NORTH INC.-IL (CONTEL)
CRYSTAL LAKE - AMERITECH ILLINOIS
MANLIUS - VERIZON NORTH INC.-IL
CEDAR POINT - VERIZON NORTH INC.-IL (CONTEL)
DEPUE - FRONTIER COMMUNICATIONS OF DEPUE, INC.
MAZON - AMERITECH ILLINOIS
DAKOTA - VERIZON NORTH INC.-IL (CONTEL)
BURR RIDGE - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL
Toluca - VERIZON NORTH INC.-IL
ASHTON - VERIZON NORTH INC.-IL (CONTEL)
Sheffield - VERIZON NORTH INC.-IL
CRYSTAL LAKE - AMERITECH ILLINOIS
Franklin Grove - VERIZON NORTH INC.-IL (CONTEL)
CISSNA PARK - VERIZON SOUTH INC.-IL (ALLTEL)
BRAIDWOOD - AMERITECH ILLINOIS
CRYSTAL LAKE - AMERITECH ILLINOIS
Chicago - GLOBALCOM, INC.-IL
Chicago - FOCAL COMMUNICATIONS CORP OF ILLINOIS
NEW LENOX - AMERITECH ILLINOIS
NEW LENOX - AMERITECH ILLINOIS
FRANKFORT - AMERITECH ILLINOIS
GRANT PARK - AMERITECH ILLINOIS
GRANT PARK - AMERITECH ILLINOIS
MINOOKA - AMERITECH ILLINOIS
MANTENO - AMERITECH ILLINOIS
FRANKFORT - AMERITECH ILLINOIS
Rockford - AMERITECH ILLINOIS
MIDDLEPORT TOWNSHIP - ILLINOIS VALLEY CELLULAR RSA 2-I PARTNERSHIP
MOMENCE - AMERITECH ILLINOIS
WOODLAND - VERIZON SOUTH INC.-IL (ALLTEL)
BURR RIDGE - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL
PLATTVILLE - AMERITECH ILLINOIS
WILMINGTON - AMERITECH ILLINOIS
CRYSTAL LAKE - AMERITECH ILLINOIS
MANHATTAN - AMERITECH ILLINOIS
CRYSTAL LAKE - AMERITECH ILLINOIS
Rockford - METROCALL
Marseilles - ILLINOIS VALLEY CELLULAR RSA 2-I PARTNERSHIP
Crystal Lake - NEXTEL COMMUNICATIONS
Aurora - SPRINT SPECTRUM L.P.
ROCKFORD - AMERITECH ILLINOIS
NEW LENOX - AMERITECH ILLINOIS
DONOVAN - VERIZON NORTH INC.-IL
Chicago - GLOBALCOM, INC.-IL
Marseilles - ILLINOIS VALLEY CELLULAR RSA 2-I PARTNERSHIP
ROCKFORD - AMERITECH ILLINOIS
ROCKFORD - AMERITECH ILLINOIS
Burr Ridge - ARCH WIRELESS HOLDINGS, INC.
APPLE CANYON LAKE - VERIZON NORTH INC.-IL (CONTEL)
Lanark - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
- UNITED STATES CELLULAR CORP. - ILLINOIS
LELAND - VERIZON NORTH INC.-IL
SHERIDAN - VERIZON NORTH INC.-IL
Compton - VERIZON NORTH INC.-IL
SOMONAUK - VERIZON NORTH INC.-IL
Sterling - UNITED STATES CELLULAR CORP. - ILLINOIS
-
Cortland - SPRINT SPECTRUM L.P.
Chicago - GLOBALCOM, INC.-IL
Peoria - SPRINT SPECTRUM L.P.- IL
Chicago - GLOBALCOM, INC.-IL
Rockford - T-MOBILE USA, INC.
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL
Cortland - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL
Rockford - NEXTEL COMMUNICATIONS
- HEARTLAND COMMUNICATIONS, INC.
-
Chicago - GLOBALCOM, INC.-IL
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL
Elmhurst - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL
Rockford - SPRINT COMMUNICATIONS COMPANY, L.P. - IL
Dekalb - MCI WORLDCOM COMMUNICATIONS, INC. - IL
Chicago - GLOBALCOM, INC.-IL
Rockford - SPRINT SPECTRUM L.P.
Rockford - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
MINOOKA - AMERITECH ILLINOIS
KIRKLAND - VERIZON NORTH INC.-IL (CONTEL)
Oak Brook - TELEPORT COMMUNICATIONS GROUP - CHICAGO
Oak Brook - TELEPORT COMMUNICATIONS GROUP - CHICAGO
Vernon Hills - TDS METROCOM INC.-IL
Chicago - TELEPORT COMMUNICATIONS GROUP - CHICAGO
Chicago - TELEPORT COMMUNICATIONS GROUP - CHICAGO
Chicago - TELEPORT COMMUNICATIONS GROUP - CHICAGO
Northbrook - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Elmhurst - NEXTEL COMMUNICATIONS
Oak Brook - TELEPORT COMMUNICATIONS GROUP - CHICAGO
Burr Ridge - ARCH WIRELESS HOLDINGS, INC.
La Grange - BEEPERMART, INC.
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL
STERLING - AMERITECH ILLINOIS
Westchester - METROCALL
PROPHETSTOWN - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Mendota - VERIZON NORTH INC.-IL
Mendota - VERIZON NORTH INC.-IL
Rockford - SPRINT SPECTRUM L.P.
- UNITED STATES CELLULAR CORP. - ILLINOIS
THOMAS (BUREAU) - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
- UNITED STATES CELLULAR CORP. - ILLINOIS
Belvidere - VERIZON NORTH INC.-IL
BURR RIDGE - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL
- AT&T WIRELESS SERVICES, INC.
Belvidere - VERIZON NORTH INC.-IL
STERLING - AMERITECH ILLINOIS
Bourbonnais - SPRINT SPECTRUM L.P.- IL
Chicago - FOCAL COMMUNICATIONS CORP OF ILLINOIS
Sterling - ESSEX TELCOM, INC.
LOCKPORT - AMERITECH ILLINOIS
Chicago - OVATION COMMUNICATIONS OF ILLINOIS, INC.
DAVENPORT - SPRINT COMMUNICATIONS COMPANY, L.P. - IL
Rockford - AMERITECH ILLINOIS
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS
Aurora - SPRINT SPECTRUM L.P.
- UNITED STATES CELLULAR CORP.
Sterling - ESSEX TELCOM, INC.
Buffalo Grove - NEXTEL COMMUNICATIONS
Rochelle - VERIZON NORTH INC.-IL (CONTEL)
Rochelle - VERIZON NORTH INC.-IL (CONTEL)
CEDARVILLE - VERIZON NORTH INC.-IL (CONTEL)
STERLING - AMERITECH ILLINOIS
- SPRINT COMMUNICATIONS COMPANY, L.P. - IL
Rockford - LEVEL 3 COMMUNICATIONS, LLC - IL
CAMPUS - VERIZON NORTH INC.-IL
MARENGO - AMERITECH ILLINOIS
CAPRON - VERIZON NORTH INC.-IL
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL
Dekalb -
Chicago - FOCAL COMMUNICATIONS CORP OF ILLINOIS
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL
Sterling - ESSEX TELCOM, INC.
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL
Sterling - ESSEX TELCOM, INC.
PLAINFIELD - AMERITECH ILLINOIS
MC HENRY - AMERITECH ILLINOIS
Oak Brook - SPRINT SPECTRUM L.P.- IL
Rockford - AT&T LOCAL
-
Chicago -
Sterling - ESSEX TELCOM, INC.
DWIGHT - AMERITECH ILLINOIS
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL
RANSOM - C-R TELEPHONE CO.
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL
LOCKPORT - AMERITECH ILLINOIS
Fulton - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Sterling - SPRINT SPECTRUM L.P.- IL
HANOVER - VERIZON NORTH INC.-IL (CONTEL)
Hickory Hills - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Dekalb - AT&T LOCAL
Apple River - VERIZON NORTH INC.-IL (CONTEL)
Dekalb - AT&T LOCAL
Chicago -
GARDEN PRAIRIE - VERIZON NORTH INC.-IL
MASSBACH - VERIZON NORTH INC.-IL (CONTEL)
- VERIZON NORTH INC.-IL (CONTEL)
BURR RIDGE - EGIX NETWORK SERVICES, INC. - IL
Rockford - BITWISE COMMUNICATIONS, INC. - IL
Chicago - GLOBALCOM, INC.-IL
Chicago - T-MOBILE USA, INC.
Sterling - ESSEX TELCOM, INC.
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL
Chicago - GLOBALCOM, INC.-IL
Bloomington - BITWISE COMMUNICATIONS, INC. - IL
Rockford - T-MOBILE USA, INC.
PLAINFIELD - AMERITECH ILLINOIS
Bloomington - BITWISE COMMUNICATIONS, INC. - IL
-
Bloomington - BITWISE COMMUNICATIONS, INC. - IL
Sterling - ESSEX TELCOM, INC.
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS
Peoria - LEVEL 3 COMMUNICATIONS, LLC - IL
Rockford - T-MOBILE USA, INC.
Oak Brook - AT&T LOCAL
-
Freeport - AERO COMMUNICATIONS, INC. - IL
Sterling - ESSEX TELCOM, INC.
Rockford - SPRINT SPECTRUM L.P.
STERLING - AMERITECH ILLINOIS
Roscoe - VERIZON NORTH INC.-IL
Rockton - VERIZON NORTH INC.-IL
STERLING - AMERITECH ILLINOIS
STERLING - AMERITECH ILLINOIS
PAWPAW - VERIZON NORTH INC.-IL
WEST BROOKLYN - VERIZON NORTH INC.-IL
SHIRLAND - VERIZON NORTH INC.-IL
Chicago -
STERLING - AMERITECH ILLINOIS
STERLING - AMERITECH ILLINOIS
LOVES PARK - AMERITECH ILLINOIS
COAL CITY - AMERITECH ILLINOIS
CHATSWORTH - VERIZON NORTH INC.-IL
LOVES PARK - AMERITECH ILLINOIS
LOVES PARK - AMERITECH ILLINOIS
LA MOILLE - VERIZON NORTH INC.-IL
LOVES PARK - AMERITECH ILLINOIS
Lisle - TELEPORT COMMUNICATIONS GROUP - CHICAGO
-
Chicago - FOCAL COMMUNICATIONS CORP OF ILLINOIS
DOVER - VERIZON NORTH INC.-IL
Chicago - RCN TELECOM SERVICES OF ILLINOIS, INC. - IL
Stillman Valley - VERIZON NORTH INC.-IL
TISKILWA - VERIZON NORTH INC.-IL
Bloomington - SPRINT COMMUNICATIONS COMPANY, L.P. - IL
Hebron - VERIZON NORTH INC.-IL
Chicago - RCN TELECOM SERVICES OF ILLINOIS, INC. - IL
FREEPORT - AT&T LOCAL
Chicago - RCN TELECOM SERVICES OF ILLINOIS, INC. - IL
GRAND DETOUR - GALLATIN RIVER COMMUNICATIONS
WONDER LAKE - VERIZON NORTH INC.-IL
LOVES PARK - AMERITECH ILLINOIS
Sterling - ESSEX TELCOM, INC.
Rockford - LEVEL 3 COMMUNICATIONS, LLC - IL
FORREST - AMERITECH ILLINOIS
Sterling - ESSEX TELCOM, INC.
BUREAU - VERIZON NORTH INC.-IL
Chicago - RCN TELECOM SERVICES OF ILLINOIS, INC. - IL
Chicago - RCN TELECOM SERVICES OF ILLINOIS, INC. - IL
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL
Spring Valley - VERIZON NORTH INC.-IL
Spring Valley - VERIZON NORTH INC.-IL
Chicago - RCN TELECOM SERVICES OF ILLINOIS, INC. - IL
Hickory Hills -
UTICA - AMERITECH ILLINOIS
Joliet - AMERITECH MOBILE SERVICES, INC.
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL
Rockford - SPRINT SPECTRUM L.P.
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL
Streator - VERIZON NORTH INC.-IL
Streator - VERIZON NORTH INC.-IL
STREATOR - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL
Spring Grove - VERIZON NORTH INC.-IL
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL
Dixon - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
RICHMOND - VERIZON NORTH INC.-IL
Chicago - RCN TELECOM SERVICES OF ILLINOIS, INC. - IL
Chicago - RCN TELECOM SERVICES OF ILLINOIS, INC. - IL
- HEARTLAND COMMUNICATIONS, INC.
STOCKLAND - VERIZON SOUTH INC.-IL (ALLTEL)
CRESCENT CITY - AMERITECH ILLINOIS
Chadwick - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
BURR RIDGE - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL
PIPER CITY - VERIZON NORTH INC.-IL
Chicago - RCN TELECOM SERVICES OF ILLINOIS, INC. - IL
Strawn - VERIZON NORTH INC.-IL
CULLOM - FRONTIER COMMUNICATIONS OF ILLINOIS, INC.
Schaumberg - UNITED STATES CELLULAR CORP.
Chicago - RCN TELECOM SERVICES OF ILLINOIS, INC. - IL
Fairbury - VERIZON NORTH INC.-IL
Elmhurst - NEXTEL COMMUNICATIONS
CLIFTON - VERIZON NORTH INC.-IL
NEWARK - AMERITECH ILLINOIS
Freeport - AERO COMMUNICATIONS, INC. - IL
CHEBANSE - VERIZON NORTH INC.-IL
ASHKUM - VERIZON NORTH INC.-IL
WYANET - VERIZON NORTH INC.-IL
-
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL
- SPRINT COMMUNICATIONS COMPANY, L.P. - IL
Rockford - NEXTEL COMMUNICATIONS
Madison - MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- IL
Lisle - TELEPORT COMMUNICATIONS GROUP - CHICAGO
Sterling - ESSEX TELCOM, INC.
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL
-
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL
Oak Brook - AT&T LOCAL
-
Buffalo Grove - NEXTEL COMMUNICATIONS
- KMC TELECOM V, INC. - IL
Chicago - SPRINT COMMUNICATIONS COMPANY, L.P. - IL
- AT&T WIRELESS SERVICES, INC.
DE KALB - NEXTEL PARTNERS OPERATING CORP.
Chicago - FOCAL COMMUNICATIONS CORP OF ILLINOIS
Sterling - UNITED STATES CELLULAR CORP. - ILLINOIS
Princeton - NEXTEL COMMUNICATIONS
ROCKFORD - AMERITECH ILLINOIS
Rockford - AT&T LOCAL
JOLIET - AMERITECH ILLINOIS
JOLIET - AMERITECH ILLINOIS
JOLIET - AMERITECH ILLINOIS
JOLIET - AMERITECH ILLINOIS
JOLIET - AMERITECH ILLINOIS
JOLIET - AMERITECH ILLINOIS
WONDER LAKE - VERIZON NORTH INC.-IL
JOLIET - AMERITECH ILLINOIS
JOLIET - AMERITECH ILLINOIS
PLAINFIELD -
Oregon - VERIZON NORTH INC.-IL (CONTEL)
Chicago - RCN TELECOM SERVICES OF ILLINOIS, INC. - IL
Mount Morris - VERIZON NORTH INC.-IL (CONTEL)
BURR RIDGE - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL
LISBON - AMERITECH ILLINOIS
Sharon - SHARON TELEPHONE CO. - ILLINOIS
LEAF RIVER - LEAF RIVER TELEPHONE CO.
DE KALB - NEXTEL COMMUNICATIONS
JOLIET - AMERITECH ILLINOIS
JOLIET - AMERITECH ILLINOIS
- UNITED STATES CELLULAR CORP. - ILLINOIS
GRAYMONT - FRONTIER COMMUNICATIONS OF PRAIRIE, INC.
JOLIET - AMERITECH ILLINOIS
WARREN - VERIZON NORTH INC.-IL (CONTEL)
East Dubuque - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Dekalb - VERIZON NORTH INC.-IL (CONTEL)
Rockford - ANSWER AMERICA DBA ANSWER USA
Marseilles - MARSEILLES TELEPHONE CO. OF MARSEILLES
Dekalb - CONTEL CELLULAR, INC.
Dekalb - VERIZON NORTH INC.-IL (CONTEL)
Dekalb - VERIZON NORTH INC.-IL (CONTEL)
Dekalb - VERIZON NORTH INC.-IL (CONTEL)
- AMERITECH MOBILE SERVICES, INC.
Dekalb - VERIZON NORTH INC.-IL (CONTEL)
Dekalb - UNITED STATES CELLULAR CORP. - ILLINOIS
Dekalb - VERIZON NORTH INC.-IL (CONTEL)
MC HENRY - AMERITECH ILLINOIS
-
Dekalb - CONTEL CELLULAR, INC.
Dekalb - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Rockford - ANSWER AMERICA DBA ANSWER USA
Dekalb - UNITED STATES CELLULAR CORP. - ILLINOIS
POPLAR GROVE - VERIZON NORTH INC.-IL
Dekalb - UNITED STATES CELLULAR CORP. - ILLINOIS
BURR RIDGE - AMERITECH MOBILE SERVICES, INC.
- AMERITECH ILLINOIS
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS
-
Chicago - RCN TELECOM SERVICES OF ILLINOIS, INC. - IL
MORRISON - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
JOLIET - AMERITECH ILLINOIS
JOLIET - AMERITECH ILLINOIS
Burr Ridge - ARCH WIRELESS HOLDINGS, INC.
Galena - AMERITECH ILLINOIS
Galena - AMERITECH ILLINOIS
LYNDON - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS
Chicago - RCN TELECOM SERVICES OF ILLINOIS, INC. - IL
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS
Chicago - RCN TELECOM SERVICES OF ILLINOIS, INC. - IL
Genoa - VERIZON NORTH INC.-IL (CONTEL)
Chicago - RCN TELECOM SERVICES OF ILLINOIS, INC. - IL
Sandwich - VERIZON NORTH INC.-IL
Dekalb - VERIZON NORTH INC.-IL (CONTEL)
CRYSTAL LAKE - AMERITECH ILLINOIS
Orangeville - VERIZON NORTH INC.-IL (CONTEL)
Crystal Lake - NEXTEL COMMUNICATIONS
Elmhurst - NEXTEL COMMUNICATIONS
HARDING - AMERITECH ILLINOIS
Dekalb - T-MOBILE USA, INC.
Marseilles - MARSEILLES TELEPHONE CO. OF MARSEILLES
Marseilles - MARSEILLES TELEPHONE CO. OF MARSEILLES
FLANAGAN - FRONTIER COMMUNICATIONS OF PRAIRIE, INC.
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL
Sterling - ESSEX TELCOM, INC.
Peoria - SPRINT COMMUNICATIONS COMPANY, L.P. - IL
Freeport - AERO COMMUNICATIONS, INC. - IL
KANKAKEE - AMERITECH ILLINOIS
Freeport - AERO COMMUNICATIONS, INC. - IL
Freeport - AERO COMMUNICATIONS, INC. - IL
Freeport - AERO COMMUNICATIONS, INC. - IL
- AMERITECH ILLINOIS
Freeport - AERO COMMUNICATIONS, INC. - IL
Freeport - AERO COMMUNICATIONS, INC. - IL
Freeport - AERO COMMUNICATIONS, INC. - IL
Freeport - AERO COMMUNICATIONS, INC. - IL
-
Freeport - AERO COMMUNICATIONS, INC. - IL
Freeport - AERO COMMUNICATIONS, INC. - IL
Chicago - T-MOBILE USA, INC.
Freeport - AERO COMMUNICATIONS, INC. - IL
Freeport - AERO COMMUNICATIONS, INC. - IL
Freeport - AERO COMMUNICATIONS, INC. - IL
Freeport - AERO COMMUNICATIONS, INC. - IL
Freeport - AERO COMMUNICATIONS, INC. - IL
- KMC TELECOM V, INC. - IL
STREATOR - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL
Wood Dale - XO ILLINOIS, INC.
SHABBONA - VERIZON NORTH INC.-IL (CONTEL)
MALTA - VERIZON NORTH INC.-IL (CONTEL)
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
MAPLE PARK - VERIZON NORTH INC.-IL (CONTEL)
Wood Dale - XO ILLINOIS, INC.
Sterling - ESSEX TELCOM, INC.
BURR RIDGE - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL
Freeport - AERO COMMUNICATIONS, INC. - IL
SAUNEMIN - FRONTIER COMMUNICATIONS OF ILLINOIS, INC.
Freeport - AERO COMMUNICATIONS, INC. - IL
LOCKPORT - AMERITECH ILLINOIS
Sterling - ESSEX TELCOM, INC.
LOCKPORT - AMERITECH ILLINOIS
Freeport - AERO COMMUNICATIONS, INC. - IL
LOCKPORT - AMERITECH ILLINOIS
Wood Dale - XO ILLINOIS, INC.
Freeport - AERO COMMUNICATIONS, INC. - IL
Sterling - ESSEX TELCOM, INC.
Pontiac - VERIZON NORTH INC.-IL
Sterling - ESSEX TELCOM, INC.
Pontiac - VERIZON NORTH INC.-IL
Scales Mound - VERIZON NORTH INC.-IL (CONTEL)
Chicago - FOCAL COMMUNICATIONS CORP OF ILLINOIS
Rockford - SBC IP COMMUNICATIONS, INC.
PONTIAC - ILLINOIS VALLEY CELLULAR RSA 2-I PARTNERSHIP
SUBLETTE - VERIZON NORTH INC.-IL (CONTEL)
Freeport - AERO COMMUNICATIONS, INC. - IL
Burr Ridge - ARCH WIRELESS HOLDINGS, INC.
Freeport - AERO COMMUNICATIONS, INC. - IL
Wenona - VERIZON NORTH INC.-IL
LONG POINT - VERIZON NORTH INC.-IL
Dekalb -
LEONORE - LEONORE MUTUAL TELEPHONE CO.
Amboy - VERIZON NORTH INC.-IL (CONTEL)
Elizabeth - VERIZON NORTH INC.-IL (CONTEL)
Sterling - ESSEX TELCOM, INC.
- SOURCE ONE WIRELESS
Schaumburg - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL
Dekalb - HEARTLAND COMMUNICATIONS, INC.
RUTLAND - VERIZON NORTH INC.-IL
Shannon - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
DAVIS - VERIZON NORTH INC.-IL (CONTEL)
PRINCETON - ILLINOIS VALLEY CELLULAR RSA 2-I PARTNERSHIP
Bloomington - NEXTEL PARTNERS OPERATING CORP.
MCCONNELL - VERIZON NORTH INC.-IL (CONTEL)
MAGNOLIA - VERIZON NORTH INC.-IL
Rockford - HEARTLAND COMMUNICATIONS, INC.
- UNITED STATES CELLULAR CORP. - ILLINOIS
Princeton - VERIZON NORTH INC.-IL
Rockford - VERIZON NORTH INC.-IL
Rockford - VERIZON NORTH INC.-IL
Princeton - VERIZON NORTH INC.-IL
Princeton - VERIZON NORTH INC.-IL
LOVES PARK - AMERITECH ILLINOIS
- SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL
Princeton - VERIZON NORTH INC.-IL
Wood Dale - XO ILLINOIS, INC.
Sterling - ESSEX TELCOM, INC.
MCNABB - MCNABB TELEPHONE CO.
OGLESBY - AMERITECH ILLINOIS
HARVARD - AMERITECH ILLINOIS
ROCKCUT - VERIZON NORTH INC.-IL
ROMEOVILLE - AMERITECH ILLINOIS
Rolling Meadows - TELEPORT COMMUNICATIONS GROUP - CHICAGO
-
Milford - VERIZON SOUTH INC.-IL (ALLTEL)
Freeport - AERO COMMUNICATIONS, INC. - IL
Freeport - AERO COMMUNICATIONS, INC. - IL
Sterling - ESSEX TELCOM, INC.
- COMCAST PHONE OF ILLINOIS, LLC - IL
LADD - VERIZON NORTH INC.-IL
Sycamore - VERIZON NORTH INC.-IL (CONTEL)
Freeport - AERO COMMUNICATIONS, INC. - IL
Dekalb -
Freeport - AERO COMMUNICATIONS, INC. - IL
Sycamore - VERIZON NORTH INC.-IL (CONTEL)
-
Dekalb - COMCAST PHONE OF ILLINOIS, LLC - IL
Dekalb - SPRINT COMMUNICATIONS COMPANY, L.P. - IL
BURR RIDGE - AMERITECH MOBILE SERVICES, INC.
- SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL
Dekalb -
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS
- SPRINT SPECTRUM L.P.
Dekalb - SPRINT COMMUNICATIONS COMPANY, L.P. - IL
MENDOTA - ILLINOIS VALLEY CELLULAR RSA 2-I PARTNERSHIP
-
Freeport - AERO COMMUNICATIONS, INC. - IL
- FORTE COMMUNICATIONS, INC. - IL
Rockford - SPRINT SPECTRUM L.P.
Peoria - LEVEL 3 COMMUNICATIONS, LLC - IL
Elmhurst - NEXTEL COMMUNICATIONS
Sterling - ESSEX TELCOM, INC.
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL
Chicago - T-MOBILE USA, INC.
Bloomington -
LOVES PARK - AMERITECH ILLINOIS
Hickory Hills - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
UNION - AMERITECH ILLINOIS
Sterling - ESSEX TELCOM, INC.
HENNEPIN - VERIZON NORTH INC.-IL
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS
Arlington Heights - FOCAL COMMUNICATIONS CORP OF ILLINOIS
KANKAKEE - AMERITECH ILLINOIS
KANKAKEE - AMERITECH ILLINOIS
Freeport - SPRINT COMMUNICATIONS COMPANY, L.P. - IL
BURR RIDGE - SOUTHWESTERN BELL MOBILE SYSTEMS, LLC - IL
KANKAKEE - AMERITECH ILLINOIS
KANKAKEE - AMERITECH ILLINOIS
EMINGTON - VERIZON NORTH INC.-IL
KANKAKEE - AMERITECH ILLINOIS
KANKAKEE - AMERITECH ILLINOIS
KANKAKEE - AMERITECH ILLINOIS
Forreston - VERIZON NORTH INC.-IL (CONTEL)
KANKAKEE - AMERITECH ILLINOIS
Chicago - LEVEL 3 COMMUNICATIONS, LLC - IL
MORRIS - AMERITECH ILLINOIS
MORRIS - AMERITECH ILLINOIS
HARVARD - AMERITECH ILLINOIS
HOPKINS PARK - AMERITECH ILLINOIS
CHENOA - VERIZON NORTH INC.-IL
Polo - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Stockton - VERIZON NORTH INC.-IL (CONTEL)
HOOPPOLE - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
CABERY - VERIZON NORTH INC.-IL
-
Sterling - ESSEX TELCOM, INC.
- SPRINT COMMUNICATIONS COMPANY, L.P. - IL
Hickory Hills - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Hickory Hills - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Elmhurst - NEXTEL COMMUNICATIONS
Dekalb -
Rockford - LEVEL 3 COMMUNICATIONS, LLC - IL
-
-
Dekalb - NORTH COUNTY COMMUNICATIONS CORP. - CA
ROCKFORD - AMERITECH ILLINOIS
ROCKFORD - AMERITECH ILLINOIS
ROCKFORD - AMERITECH ILLINOIS
ROCKFORD - AMERITECH ILLINOIS
ROCKFORD - AMERITECH ILLINOIS
ROCKFORD - AMERITECH ILLINOIS
ROCKFORD - AMERITECH ILLINOIS
ROCKFORD - AMERITECH ILLINOIS
ROCKFORD - AMERITECH ILLINOIS
DE KALB - NEXTEL COMMUNICATIONS
ROCKFORD - AMERITECH ILLINOIS
ROCKFORD - AMERITECH ILLINOIS
- UNITED STATES CELLULAR CORP. - ILLINOIS
Sterling - ESSEX TELCOM, INC.
- AT&T WIRELESS SERVICES, INC.
-
Rockford - MCI WORLDCOM COMMUNICATIONS, INC. - IL
Rockford - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Rockford - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Rockford -
Dekalb - LEVEL 3 COMMUNICATIONS, LLC - IL
Sterling - ESSEX TELCOM, INC.
Rockford - AMERITECH MOBILE SERVICES, INC.
WELLINGTON - VERIZON SOUTH INC.-IL (ALLTEL)
Rockford - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Machesney Park - US XCHANGE OF ILLINOIS LLC DBA CHOICE ONE COMM IL
ROCKFORD - AMERITECH ILLINOIS
- UNITED STATES CELLULAR CORP. - ILLINOIS
Dekalb - SPRINT COMMUNICATIONS COMPANY, L.P. - IL
FREEPORT - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Sterling - ESSEX TELCOM, INC.
- NEXTEL COMMUNICATIONS
BURR RIDGE -
DE KALB - NEXTEL COMMUNICATIONS
-
-
Rockford - MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- IL
ODELL - VERIZON NORTH INC.-IL
Schaumberg - UNITED STATES CELLULAR CORP.
