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Area Codes > 309 > Central Office Codes

Exchange Rate Center State Operating Company
309-311 IL
309-312 KEWANEE IL NEXTEL COMMUNICATIONS, INC.
309-313 MACOMB IL MCI WORLDCOM COMMUNICATIONS, INC. - IL
309-314 MOLINE IL NEXTEL COMMUNICATIONS, INC.
309-317 MONMOUTH IL TMP CORP.
309-318 MACOMB IL NEXTEL COMMUNICATIONS, INC.
309-319 BLOOMINGTN IL MCI WORLDCOM COMMUNICATIONS, INC. - IL
309-321 MORTON IL LEVEL 3 COMMUNICATIONS, LLC - IL
309-322 PEORIA IL COST PLUS COMMUNICATIONS, LLC - IL
309-325 SMITHSHIRE IL MCDONOUGH TELEPHONE COOPERATIVE
309-329 ASTORIA IL VERIZON NORTH INC.-IL
309-330 HAVANA IL BITWISE COMMUNICATIONS, INC. - IL
309-331 MACOMB IL UNITED STATES CELLULAR CORP. - ILLINOIS
309-333 MACOMB IL UNITED STATES CELLULAR CORP. - ILLINOIS
309-334 WOODHULL IL WOODHULL COMMUNITY TELEPHONE CO.
309-335 GALESBURG IL CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
309-336 BLOOMINGTN IL UNITED STATES CELLULAR CORP. - ILLINOIS
309-337 GALESBURG IL UNITED STATES CELLULAR CORP. - ILLINOIS
309-338 CANTON IL CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
309-339 PEORIA IL CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
309-341 GALESBURG IL GALLATIN RIVER COMMUNICATIONS
309-342 GALESBURG IL GALLATIN RIVER COMMUNICATIONS
309-343 GALESBURG IL GALLATIN RIVER COMMUNICATIONS
309-344 GALESBURG IL GALLATIN RIVER COMMUNICATIONS
309-345 GALESBURG IL GALLATIN RIVER COMMUNICATIONS
309-346 PEKIN IL GALLATIN RIVER COMMUNICATIONS
309-347 PEKIN IL GALLATIN RIVER COMMUNICATIONS
309-348 SOUTHPEKIN IL GALLATIN RIVER COMMUNICATIONS
309-349 PEKIN IL NTS SERVICES CORP. - IL
309-351 GALESBURG IL CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
309-352 GREEN VLY IL GALLATIN RIVER COMMUNICATIONS
309-353 PEKIN IL GALLATIN RIVER COMMUNICATIONS
309-354 MACKINAW IL BITWISE COMMUNICATIONS, INC. - IL
309-356 HENRY IL BITWISE COMMUNICATIONS, INC. - IL
309-357 CANTON IL CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
309-358 YATES CITY IL MID-CENTURY TELEPHONE COOPERATIVE
309-359 MACKINAW IL VERIZON NORTH INC.-IL
309-360 PEORIA IL CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
309-361 PEORIA IL NEW CINGULAR WIRELESS PCS, LLC - IL
309-362 TRIVOLI IL AMERITECH ILLINOIS
309-363 PEORIA IL NEW CINGULAR WIRELESS PCS, LLC - IL
309-364 HENRY IL VERIZON NORTH INC.-IL
309-365 LEXINGTON IL VERIZON NORTH INC.-IL
309-366 METAMORA IL METAMORA TELEPHONE CO.
309-367 METAMORA IL METAMORA TELEPHONE CO.
309-368 GALESBURG IL CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
309-369 PEORIA IL CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
309-370 PEORIA IL CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
309-371 GALESBURG IL UNITED STATES CELLULAR CORP. - ILLINOIS
309-372 REYNOLDS IL REYNOLDS TELEPHONE CO., INC.
309-373 ROCKISLAND IL UNITED STATES CELLULAR CORP. - ILLINOIS
309-374 KEITHSBURG IL CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
309-375 WATAGA IL GALLATIN RIVER COMMUNICATIONS
309-376 CARLOCK IL VERIZON NORTH INC.-IL
309-377 CROPSEY IL VERIZON NORTH INC.-IL
309-378 DOWNS IL VERIZON NORTH INC.-IL
309-379 STANFORD IL VERIZON NORTH INC.-IL
309-380 CROPSEY IL BITWISE COMMUNICATIONS, INC. - IL
309-382 NORTHPEKIN IL GALLATIN RIVER COMMUNICATIONS
309-383 GERMATNHLS IL METAMORA TELEPHONE CO.
309-384 IL
309-385 PRINCEVL IL VERIZON NORTH INC.-IL
309-387 GROVELAND IL VERIZON NORTH INC.-IL
309-388 KNOXVILLE IL COMCAST PHONE OF ILLINOIS, LLC - IL
309-389 GLASFORD IL GLASFORD TELEPHONE CO.
309-390 DOWNS IL BITWISE COMMUNICATIONS, INC. - IL
309-392 MINIERAGTN IL VERIZON NORTH INC.-IL
309-393 BENSON IL BITWISE COMMUNICATIONS, INC. - IL
309-394 BENSON IL VERIZON NORTH INC.-IL
309-395 GROVELAND IL BITWISE COMMUNICATIONS, INC. - IL
309-396 PRINCEVL IL BITWISE COMMUNICATIONS, INC. - IL
309-397 PEORIA IL CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
309-398 LA ROSE IL BITWISE COMMUNICATIONS, INC. - IL
309-399 LA ROSE IL VERIZON NORTH INC.-IL
309-400 STANFORD IL BITWISE COMMUNICATIONS, INC. - IL
309-401 PEORIA IL MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- IL
309-402 PEORIA IL MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- IL
309-403 PEORIA IL MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- IL
309-404 PEORIA IL MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- IL
309-405 PEORIA IL MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- IL
309-406 PEORIA IL MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- IL
309-407 PEORIA IL MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- IL
309-408 PEORIA IL MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- IL
309-409 PEORIA IL MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- IL
309-410 PEORIA IL MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- IL
309-411 IL
309-412 PEORIA IL MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- IL
309-413 PEORIA IL MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- IL
309-414 PEORIA IL MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- IL
309-415 PEORIA IL MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- IL
309-416 PEORIA IL MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- IL
309-417 PEORIA IL MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- IL
309-418 PEORIA IL MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- IL
309-419 PEORIA IL MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- IL
309-420 PEORIA IL MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- IL
309-421 MACOMB IL COMCAST PHONE OF ILLINOIS, LLC - IL
309-422 PEORIA IL MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- IL
309-423 PEORIA IL MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- IL
309-424 PEORIA IL MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- IL
309-425 PEORIA IL MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- IL