Area
Code | Prefix | City/Switch Name
(Click for city search) | State/Prov.
Area Map | Telephone Company
Web link | Telco
Type | More
Info |
|---|
| 201 | 373 | HACKENSACK | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
| 202 | 373 | WSHNGTNZN1 | District of Columbia | VERIZON WASHINGTON DC, INC. | RBOC | More |
| 203 | 373 | BRIDGEPORT | Connecticut | SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT | IND. TELCO | More |
| 204 | 373 | EMERSON | Manitoba | MTS Inc. | IND. TELCO | More |
| 205 | 373 | ALICEVILLE | Alabama | CENTURYTEL TEL AL LLC (NORTHERN) DBA CENTURYLINK | | More |
| 206 | 373 | SEATTLE | Washington | QWEST CORPORATION | RBOC | More |
| 207 | 373 | BRUNSWICK | Maine | CONSOLIDATED COMM OF NO. NEW ENGLAND-ME | RBOC | More |
| 208 | 373 | BOISE | Idaho | QWEST CORPORATION | RBOC | More |
| 209 | 373 | STOCKTON | California | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | | More |
| 210 | 373 | SANANTONIO | Texas | METROPCS, INC. | | More |
| 212 | 373 | NWYRCYZN01 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 213 | 373 | LSAN DA 07 | California | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | | More |
| 214 | 373 | DALLAS | Texas | SOUTHWESTERN BELL | RBOC | More |
| 215 | 373 | PHLDLPHZN1 | Pennsylvania | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 216 | 373 | CLEVELAND | Ohio | LEVEL 3 COMMUNICATIONS, LLC - OH | CLEC | More |
| 217 | 373 | CHAMPAURBN | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 218 | 373 | DULUTH | Minnesota | MIDCONTINENT COMMUNICATIONS - MN | | More |
| 219 | 373 | CROWNPOINT | Indiana | TON80 COMMUNICATIONS, LLC | | More |
| 224 | 373 | DEERFIELD | Illinois | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | WIRELESS PROV | More |
| 225 | 373 | BATONROUGE | Louisiana | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 226 | 373 | London | Ontario | Bell Mobility | WIRELESS PROV | More |
| 228 | 373 | GULFPORT | Mississippi | GULFPINES COMMUNICATIONS, LLC | | More |
| 229 | 373 | BUENAVISTA | Georgia | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 231 | 373 | PETOSKEY | Michigan | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | WIRELESS PROV | More |
| 234 | 373 | DAMASCUS | Ohio | ONVOY, LLC - OH | | More |
| 239 | 373 | FTMYERSBCH | Florida | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 240 | 373 | WSNG236Z13 | Maryland | VERIZON MARYLAND, INC. | RBOC | More |
| 248 | 373 | PONTIAC | Michigan | MICHIGAN BELL TEL CO | RBOC | More |
| 250 | 373 | SAVONA | British Columbia | TELUS | IND. TELCO | More |
| 251 | 373 | MOBILE | Alabama | IP HORIZON LLC | | More |
| 252 | 373 | WILSON | North Carolina | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC | WIRELESS PROV | More |
| 253 | 373 | KENT | Washington | QWEST CORPORATION | RBOC | More |
| 254 | 373 | WACO | Texas | LEVEL 3 COMMUNICATIONS, LLC - TX | CLEC | More |
| 256 | 373 | DADEVILLE | Alabama | TELEPORT COMMUNICATIONS AMERICA, LLC - AL | CLEC | More |
| 260 | 373 | FORT WAYNE | Indiana | FRONTIER NORTH, INC.. - IN | IND. TELCO | More |
| 262 | 373 | MILWAUKZN2 | Wisconsin | WISCONSIN BELL INC | RBOC | More |
| 267 | 373 | QUAKERTOWN | Pennsylvania | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 269 | 373 | KALAMAZOO | Michigan | MICHIGAN BELL TEL CO | RBOC | More |
| 270 | 373 | NO GARRETT | Kentucky | TIME WARNER CBL INFO SV (KY) DBA TIME WARNER-KY | | More |
| 272 | 373 | FREELAND | Pennsylvania | ONVOY SPECTRUM, LLC | | More |
| 281 | 373 | CYPRESS | Texas | SOUTHWESTERN BELL | RBOC | More |
| 289 | 373 | Clarkson | Ontario | MTS Allstream Inc. | CLEC | More |
| 301 | 373 | LEONARDTN | Maryland | VERIZON MARYLAND, INC. | RBOC | More |
| 302 | 373 | MIDDLETOWN | Delaware | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 303 | 373 | DENVER | Colorado | QWEST CORPORATION | RBOC | More |
| 304 | 373 | RIPLEY | West Virginia | FRONTIER WEST VIRGINIA INC. | RBOC | More |
| 305 | 373 | MIAMI | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 306 | 373 | SASKATOON | Saskatchewan | SaskTel | IND. TELCO | More |
| 307 | 373 | GREYBULL | Wyoming | BRESNAN BROADBAND OF WYOMING, LLC - WY [CHARTER] | | More |
| 308 | 373 | SUMNER | Nebraska | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 309 | 373 | ROCKISLAND | Illinois | UNITED STATES CELLULAR - IL | WIRELESS PROV | More |
| 310 | 373 | REDONDO | California | FRONTIER CALIFORNIA INC. | IND. TELCO | More |
| 312 | 373 | CHICGOZN01 | Illinois | LEVEL 3 COMMUNICATIONS, LLC - IL | CLEC | More |
| 313 | 373 | DETROITZN1 | Michigan | MICHIGAN BELL TEL CO | RBOC | More |
| 314 | 373 | LADUE | Missouri | WINDSTREAM NUVOX MISSOURI, LLC | CLEC | More |
| 315 | 373 | SYRACUSE | New York | METROPCS, INC. | | More |
| 316 | 373 | TOWANDA | Kansas | SPRINT SPECTRUM L.P. | PCS | More |
| 317 | 373 | INDIANAPLS | Indiana | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 318 | 373 | MONTGOMERY | Louisiana | ONVOY, LLC - LA | | More |
| 319 | 373 | CEDAR RPDS | Iowa | QWEST CORPORATION | RBOC | More |
| 320 | 373 | LITCHFIELD | Minnesota | ONVOY, LLC - MN | | More |
| 321 | 373 | MELBOURNE | Florida | FUSION CLOUD SERVICES, LLC | | More |
| 323 | 373 | LSAN DA 11 | California | PACIFIC BELL | RBOC | More |
| 330 | 373 | WARREN | Ohio | UNITED TEL. CO. OF OHIO DBA CENTURYLINK | IND. TELCO | More |
| 331 | 373 | OSWEGO | Illinois | TON80 COMMUNICATIONS, LLC | | More |
| 332 | 373 | NWYRCYZN01 | New York | CORETEL NEW YORK, INC. - NY | | More |
| 334 | 373 | PHENIXCITY | Alabama | CENTURYLINK COMMUNICATIONS, LLC | | More |
| 336 | 373 | GREENSBORO | North Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 337 | 373 | NEW IBERIA | Louisiana | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 346 | 373 | CHANNELVW | Texas | PEERLESS NETWORK OF TEXAS, LLC - TX | | More |
| 347 | 373 | NWYRCYZN03 | New York | METROPCS, INC. | | More |
| 352 | 373 | GAINESVL | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 360 | 373 | BREMERTON | Washington | QWEST CORPORATION | RBOC | More |
| 361 | 373 | PAWNEE | Texas | COMMIO, LLC | | More |
| 385 | 373 | PROVO | Utah | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 401 | 373 | GREENWICH | Rhode Island | ONVOY, LLC - RI | | More |
| 402 | 373 | BLOOMFIELD | Nebraska | GREAT PLAINS COMMUNICATIONS, INC. | IND. TELCO | More |
| 403 | 373 | BAWLF | Alberta | TELUS Mobility | CAP | More |
| 404 | 373 | ATLANTA | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 405 | 373 | PIEDMONT | Oklahoma | SOUTHWESTERN BELL | RBOC | More |
| 406 | 373 | BILLINGS | Montana | QWEST CORPORATION | RBOC | More |
| 407 | 373 | ORLANDO | Florida | WINDSTREAM NUVOX, INC. - FL | CLEC | More |
| 408 | 373 | SUNNYVALE | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 409 | 373 | SILSBEE | Texas | LEVEL 3 COMMUNICATIONS, LLC - TX | CLEC | More |
| 410 | 373 | TOWSON | Maryland | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 412 | 373 | PTGSBNZN22 | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 413 | 373 | CUMMINGTON | Massachusetts | COMCAST IP PHONE, LLC | | More |
| 414 | 373 | MILWAUKZN1 | Wisconsin | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 415 | 373 | SNFC CNTRL | California | GLOBAL CROSSING LOCAL SERVICES, INC. - CA | CLEC | More |
| 416 | 373 | TORONTO | Ontario | Bell Canada | IND. TELCO | More |
| 417 | 373 | EPITTSBURG | Kansas | SOUTHWESTERN BELL | RBOC | More |
| 418 | 373 | MILOT | Quebec | Bell Canada | IND. TELCO | More |
| 419 | 373 | BOWLNGGREN | Ohio | FRONTIER NORTH, INC. - OH | IND. TELCO | More |
| 423 | 373 | BULLS GAP | Tennessee | ONVOY, LLC - TN | | More |
| 424 | 373 | CMTN CMTN | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 425 | 373 | BELLEVUE | Washington | QWEST CORPORATION | RBOC | More |
| 432 | 373 | MCCAMEY | Texas | ASAP PAGING - TEXAS | WIRELESS PROV | More |
| 434 | 373 | PALMYRA | Virginia | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | WIRELESS PROV | More |
| 435 | 373 | TOOELE | Utah | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 440 | 373 | WICKLIFFE | Ohio | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH | CLEC | More |
| 442 | 373 | BRAWLEY | California | BANDWIDTH.COM CLEC, LLC - CA | | More |
| 443 | 373 | OCEAN CITY | Maryland | METROPCS, INC. | | More |
| 450 | 373 | VALLEYFIELD | Quebec | Bell Canada | IND. TELCO | More |
| 469 | 373 | FERRIS | Texas | LEVEL 3 COMMUNICATIONS, LLC - TX | CLEC | More |
| 470 | 373 | ATLANTA | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 478 | 373 | LOUISVILLE | Georgia | ONVOY, LLC - GA | | More |
| 479 | 373 | SILOAM SPG | Arkansas | COMCAST IP PHONE, LLC | | More |
| 480 | 373 | PHOENIX | Arizona | QWEST CORPORATION | RBOC | More |
| 484 | 373 | EASTON | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 501 | 373 | LITTLEROCK | Arkansas | SOUTHWESTERN BELL | RBOC | More |
| 502 | 373 | LOUISVILLE | Kentucky | BANDWIDTH.COM CLEC, LLC - KY | | More |
| 503 | 373 | SALEM | Oregon | QWEST CORPORATION | RBOC | More |
| 504 | 373 | NEWORLEANS | Louisiana | VOICESTREAM GSM I, LLC | | More |
| 505 | 373 | LAS CRUCES | New Mexico | METROPCS, INC. | | More |
| 507 | 373 | ALBERT LEA | Minnesota | QWEST CORPORATION | RBOC | More |
| 508 | 373 | WORCESTER | Massachusetts | CTC COMMUNICATIONS CORP. - MA | | More |
| 509 | 373 | RICHLAND | Washington | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | IND. TELCO | More |
| 510 | 373 | OKLD ALMD | California | ONVOY, LLC - CA | | More |
| 512 | 373 | AUSTIN | Texas | SOUTHWESTERN BELL | RBOC | More |
| 513 | 373 | CINCINNATI | Ohio | LEVEL 3 COMMUNICATIONS, LLC - OH | CLEC | More |
| 514 | 373 | Montreal | Quebec | Videotron General Partnership | CLEC | More |
| 515 | 373 | GILMORE CY | Iowa | QWEST CORPORATION | RBOC | More |
| 516 | 373 | BRENTWOOD | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 517 | 373 | LANSING | Michigan | MICHIGAN BELL TEL CO | RBOC | More |
| 518 | 373 | SCHENCTADY | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 519 | 373 | OWEN SOUND | Ontario | Bell Canada | IND. TELCO | More |
| 520 | 373 | YUMA | Arizona | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 530 | 373 | MARYSVILLE | California | COMMIO, LLC | | More |
| 540 | 373 | FREDECKSBG | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 541 | 373 | GOLD BEACH | Oregon | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | | More |
| 551 | 373 | UNION CITY | New Jersey | ONVOY, LLC - NJ | | More |
| 559 | 373 | MADERA | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 561 | 373 | WPALMBEACH | Florida | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 562 | 373 | PICORIVERA | California | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 567 | 373 | SPENCERVL | Ohio | ONVOY, LLC - OH | | More |
| 570 | 373 | KULPMONT | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 571 | 373 | HERNDON | Virginia | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | WIRELESS PROV | More |
| 573 | 373 | LADDONIA | Missouri | SPECTRA COMMUNICATIONS GROUP, LLC DBA CENTURYLINK | | More |
| 574 | 373 | WARSAW | Indiana | UNITED TEL. CO. OF INDIANA, INC. DBA CENTURYLINK | IND. TELCO | More |
| 575 | 373 | LAS CRUCES | New Mexico | QWEST CORPORATION | RBOC | More |
| 580 | 373 | BESSIE | Oklahoma | SOUTHWESTERN BELL | RBOC | More |
| 585 | 373 | OLEAN | New York | PAETEC COMMUNICATIONS, INC. - NY | CLEC | More |
| 601 | 373 | JACKSON | Mississippi | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 602 | 373 | PHOENIX | Arizona | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 603 | 373 | PORTSMOUTH | New Hampshire | CONVERSENT COMMUNICATIONS OF NEW HAMPSHIRE, LLC | CLEC | More |
| 604 | 373 | Richmond | British Columbia | Iristel Inc. | | More |
| 605 | 373 | SIOUX FLS | South Dakota | QWEST CORPORATION | RBOC | More |
| 606 | 373 | HAZARD | Kentucky | WINDSTREAM KENTUCKY EAST, INC. - LEXINGTON | | More |
| 607 | 373 | NORWICH | New York | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 608 | 373 | JANESVILLE | Wisconsin | WISCONSIN BELL INC | RBOC | More |
| 609 | 373 | ALLENTOWN | New Jersey | PAETEC COMMUNICATIONS, INC. - NJ | CLEC | More |
| 610 | 373 | READING | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 612 | 373 | TWINCITIES | Minnesota | QWEST CORPORATION | RBOC | More |
| 613 | 373 | ADOLPHUSTOWN | Ontario | Bell Canada | IND. TELCO | More |
| 614 | 373 | COLUMBUS | Ohio | AERIAL COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 615 | 373 | NASHVILLE | Tennessee | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 616 | 373 | KALAMAZOO | Michigan | TON80 COMMUNICATIONS, LLC | | More |
| 617 | 373 | BOSTON | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 618 | 373 | ELDORADO | Illinois | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 619 | 373 | CHULAVISTA | California | CENTURYLINK COMMUNICATIONS, LLC | | More |
| 620 | 373 | KENDALL | Kansas | PIONEER TEL. ASSN., INC. | IND. TELCO | More |
| 626 | 373 | COVINA | California | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | | More |
| 630 | 373 | ROSELLE | Illinois | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 631 | 373 | BRENTWOOD | New York | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 636 | 373 | ST LOUIS | Missouri | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 641 | 373 | IOWA FALLS | Iowa | UNITED STATES CELLULAR - IA | WIRELESS PROV | More |
| 646 | 373 | MANHATTAN | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 650 | 373 | BURLINGAME | California | PACIFIC BELL | RBOC | More |
| 651 | 373 | TWIN CITIES | Minnesota | AERIAL COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 657 | 373 | PLACENTIA | California | BANDWIDTH.COM CLEC, LLC - CA | | More |
| 660 | 373 | BOONVILLE | Missouri | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO | | More |
| 661 | 373 | SANTA CLARITA: NEWH | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 662 | 373 | TUNICA | Mississippi | TELEPAK NETWORKS, INC. - MS | | More |
| 667 | 373 | NORTHBEACH | Maryland | CORE COMMUNICATIONS, INC.- MD | CLEC | More |
| 678 | 373 | ATLANTA NE | Georgia | LEVEL 3 COMMUNICATIONS, LLC - GA | CLEC | More |
| 681 | 373 | HNTNGTNZN1 | West Virginia | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 682 | 373 | ARLINGTON | Texas | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 701 | 373 | WEST FARGO | North Dakota | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | CLEC | More |
| 702 | 373 | LAS VEGAS | Nevada | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NV | WIRELESS PROV | More |
| 703 | 373 | WASHINGTON ZONE 8 | District of Columbia | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 704 | 373 | CHARLOTTE | North Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 705 | 373 | Hearst | Ontario | NorthernTel Limited Partnership (Mobility) | | More |
| 706 | 373 | AUGUSTA | Georgia | POWERTEL ATLANTA LICENSES, INC. | WIRELESS PROV | More |
| 707 | 373 | VALLEJO | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
| 708 | 373 | SCHAUMBURG | Illinois | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 709 | 373 | Bay L'Argent | Newfoundland | Bragg Communications Inc. | CLEC | More |
| 712 | 373 | ANTHON | Iowa | QWEST CORPORATION | RBOC | More |
| 713 | 373 | HOUSTON | Texas | GRANDE COMMUNICATIONS NETWORKS, INC. - TX | CLEC | More |
| 714 | 373 | WESTMINSTER | California | FRONTIER CALIFORNIA INC. | IND. TELCO | More |
| 715 | 373 | WASHBURN | Wisconsin | CENTURYTEL MIDWEST-KENDALL LLC DBA CENTURYLINK | IND. TELCO | More |
| 716 | 373 | OLEAN | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 717 | 373 | BROGUE | Pennsylvania | BANDWIDTH.COM CLEC, LLC - PA | | More |
| 718 | 373 | NYCZ 7 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 719 | 373 | COLORDOSPG | Colorado | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 720 | 373 | DENVER | Colorado | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 724 | 373 | PITTSBURGH | Pennsylvania | TELEPORT COMMUNICATIONS AMERICA, LLC - PA | CAP | More |
| 725 | 373 | LAS VEGAS | Nevada | TON80 COMMUNICATIONS, LLC | | More |
| 727 | 373 | TAMPA | Florida | TELEPORT COMMUNICATIONS AMERICA, LLC - FL | CLEC | More |
| 732 | 373 | NEW BRUNSWICK | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
| 734 | 373 | WYANDOTTE | Michigan | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | | More |
| 737 | 373 | SAN MARCOS | Texas | FRACTEL, LLC | | More |
| 740 | 373 | MARIETTA | Ohio | OHIO BELL TEL CO | RBOC | More |
| 743 | 373 | RAMSEUR | North Carolina | ONVOY, LLC - NC | | More |
| 757 | 373 | NORFOLK ZONE 2 | Virginia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA | WIRELESS PROV | More |
| 760 | 373 | CALIFORNIA CITY | California | FRONTIER CALIFORNIA INC. | IND. TELCO | More |
| 762 | 373 | THOMASTON | Georgia | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 763 | 373 | TWINCITIES | Minnesota | ONVOY, LLC - MN | | More |
| 765 | 373 | INDIANAPOLIS | Indiana | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IN | CLEC | More |
| 769 | 373 | FAYETTE | Mississippi | TON80 COMMUNICATIONS, LLC | | More |
| 770 | 373 | MARIETTA | Georgia | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 773 | 373 | CHCZ 7 | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 774 | 373 | MIDDLEBORO | Massachusetts | COMCAST IP PHONE, LLC | | More |
| 775 | 373 | SCHURZ | Nevada | ONVOY, LLC - NV | | More |
| 778 | 373 | Vancouver | British Columbia | MTS Allstream Inc. | CLEC | More |
| 779 | 373 | ROCKFORD | Illinois | CALLWORKS CORPORATION | | More |
| 780 | 373 | BAWLF | Alberta | TELUS | IND. TELCO | More |
| 781 | 373 | NEEDHAM | Massachusetts | COMCAST IP PHONE, LLC | | More |
| 785 | 373 | TIPTON | Kansas | WILSON TEL. CO., INC. | IND. TELCO | More |
| 786 | 373 | PERRINE | Florida | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 787 | 373 | SANTURCE | Puerto Rico | PUERTO RICO TELCO DBA CLARO PUERTO RICO | WIRELESS PROV | More |
| 801 | 373 | PROVO | Utah | QWEST CORPORATION | RBOC | More |
| 802 | 373 | BURLINGTON | Vermont | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 803 | 373 | COLUMBIA | South Carolina | ONVOY, LLC - SC | | More |
| 804 | 373 | RICHMOND | Virginia | PEERLESS NETWORK OF VIRGINIA, LLC - VA | | More |
| 805 | 373 | THOUSAND OAKS | California | FRONTIER CALIFORNIA INC. | IND. TELCO | More |
| 806 | 373 | AMARILLO DRAKE | Texas | SOUTHWESTERN BELL | RBOC | More |
| 808 | 373 | AINA HAINA | Hawaii | HAWAIIAN TELCOM, INC. - HI | IND. TELCO | More |
| 810 | 373 | DETROIT | Michigan | COMCAST IP PHONE, LLC | | More |
| 812 | 373 | COLUMBUS | Indiana | INDIANA BELL TEL CO INC | RBOC | More |
| 813 | 373 | TAMPACEN | Florida | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | WIRELESS PROV | More |
| 814 | 373 | MEADVILLE | Pennsylvania | WINDSTREAM PENNSYLVANIA, INC. | IND. TELCO | More |
| 815 | 373 | JOLIET | Illinois | US XCHANGE OF ILLINOIS LLC DBA CHOICE ONE COMM IL | CLEC | More |
| 816 | 373 | SOUTH INDEPENDENCE | Missouri | SOUTHWESTERN BELL | RBOC | More |
| 817 | 373 | RIO VISTA | Texas | TEXAS WINDSTREAM, LLC | IND. TELCO | More |
| 818 | 373 | VAN NUYS | California | PACIFIC BELL | RBOC | More |
| 819 | 373 | TROIS RIVIERES | Quebec | Bell Canada | IND. TELCO | More |
| 828 | 373 | NEWLAND | North Carolina | ONVOY, LLC - NC | | More |
| 830 | 373 | FOWLERTON | Texas | VALLEY TEL. COOP., INC. | IND. TELCO | More |
| 831 | 373 | MONTEREY | California | PACIFIC BELL | RBOC | More |
| 832 | 373 | ALVIN | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 843 | 373 | SCRANTON | South Carolina | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 845 | 373 | AMENIA | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 847 | 373 | SCHAUMBURG | Illinois | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 848 | 373 | LAKEWOOD | New Jersey | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 850 | 373 | BONIFAY | Florida | CENTURYLINK OF FLORIDA, INC. (CENTRAL) | IND. TELCO | More |
| 856 | 373 | BLACKWOOD | New Jersey | METROPCS, INC. | | More |
| 857 | 373 | BELMONT | Massachusetts | BROADVIEW NETWORKS, INC. - MA | | More |
| 858 | 373 | SAN DIEGO | California | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA | CLEC | More |
| 859 | 373 | LEXINGTON SOUTH | Kentucky | WINDSTREAM KENTUCKY EAST, INC. - LEXINGTON | | More |
| 860 | 373 | NEW LONDON | Connecticut | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT | WIRELESS PROV | More |
| 862 | 373 | NEWARK | New Jersey | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NJ | WIRELESS PROV | More |
| 863 | 373 | LABELLE | Florida | TON80 COMMUNICATIONS, LLC | | More |
| 864 | 373 | GREENVILLE | South Carolina | ONVOY, LLC - SC | | More |
| 865 | 373 | KNOXVILLE | Tennessee | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 867 | 373 | Fort Providence | Yukon Territory | Bell Mobility | WIRELESS PROV | More |
| 870 | 373 | MELBOURNE | Arkansas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 901 | 373 | MEMPHIS | Tennessee | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 902 | 373 | Woods Harbour | Nova Scotia | Bragg Communications Inc. | CLEC | More |
| 903 | 373 | PALESTINE | Texas | UNITED TELEPHONE OF TEXAS INC DBA CENTURYLINK | IND. TELCO | More |
| 904 | 373 | JACKSONVILLE | Florida | COMCAST IP PHONE, LLC | | More |
| 905 | 373 | COBOURG | Ontario | Bell Canada | IND. TELCO | More |
| 906 | 373 | BIG BAY | Michigan | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 907 | 373 | WASILLA | Alaska | MATANUSKA TEL. ASSN., INC. | IND. TELCO | More |
| 908 | 373 | SUMMIT | New Jersey | OMNIPOINT COMMUNICATIONS, INC. - NJ | WIRELESS PROV | More |
| 909 | 373 | UPLAND | California | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | | More |
| 910 | 373 | LAURINBURG | North Carolina | SUNCOM DBA T-MOBILE USA | PCS | More |
| 912 | 373 | SAVANNAH | Georgia | AT&T - LOCAL | CLEC | More |
| 913 | 373 | KANSASCITY | Kansas | SOUTHWESTERN BELL | RBOC | More |
| 914 | 373 | WESTBURY | New York | METROPCS, INC. | | More |
| 915 | 373 | EL PASO | Texas | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 916 | 373 | WEST SACRAMENTO | California | PACIFIC BELL | RBOC | More |
| 917 | 373 | NEW YORK CITY ZONE | New York | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 918 | 373 | PRYOR | Oklahoma | UNITED STATES CELLULAR - OK | WIRELESS PROV | More |
| 919 | 373 | KNIGHTDALE | North Carolina | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC | CLEC | More |
| 920 | 373 | GREEN BAY | Wisconsin | NEW CELL DBA CELLCOM | WIRELESS PROV | More |
| 925 | 373 | LIVERMORE | California | PACIFIC BELL | RBOC | More |
| 928 | 373 | YUMA | Arizona | QWEST CORPORATION | RBOC | More |
| 929 | 373 | NWYRCYZN11 | New York | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | WIRELESS PROV | More |
| 931 | 373 | RICKMAN | Tennessee | CHARTER FIBERLINK-TENNESSEE, LLC - TN | | More |
| 937 | 373 | DECATUR | Ohio | FRONTIER NORTH, INC. - OH | IND. TELCO | More |
| 939 | 373 | AGUADILLA | Puerto Rico | ONVOY SPECTRUM, LLC | | More |
| 940 | 373 | LAKE DALLAS | Texas | BANDWIDTH.COM CLEC, LLC - TX | | More |
| 941 | 373 | SARASOTA | Florida | FRONTIER FLORIDA LLC DBA FRONTIER COMM OF FLORIDA | IND. TELCO | More |
| 949 | 373 | LOS ANGELES | California | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | | More |
| 951 | 373 | ARLINGTON | California | LEVEL 3 COMMUNICATIONS, LLC - CA | CLEC | More |
| 952 | 373 | NORWOOD | Minnesota | LEVEL 3 COMMUNICATIONS, LLC - MN | | More |
| 954 | 373 | FORT LAUDERDALE | Florida | ABC PAGING CITY BEEPERS, INC. | WIRELESS PROV | More |
| 956 | 373 | HARLINGEN | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 970 | 373 | DENVER | Colorado | LEVEL 3 COMMUNICATIONS, LLC - CO | CLEC | More |
| 971 | 373 | PORTLAND | Oregon | COMCAST IP PHONE, LLC | | More |
| 971 | 373 | PORTLAND | Oregon | COMCAST PHONE OF OREGON, LLC - OR | GENERAL | More |
| 972 | 373 | DALLAS NORTHLAKE | Texas | SOUTHWESTERN BELL | RBOC | More |
| 973 | 373 | NEWARK | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
| 978 | 373 | HAVERHILL | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 979 | 373 | FREEPORT | Texas | SOUTHWESTERN BELL | RBOC | More |
| 980 | 373 | CHARLOTTE | North Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 984 | 373 | SELMA | North Carolina | SUNCOM DBA T-MOBILE USA | PCS | More |
| 985 | 373 | MANDEVILLE | Louisiana | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 989 | 373 | OWENDALE | Michigan | LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI | | More |
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