Area Code | Prefix | City/Switch Name (Click for city search) | State/Prov. Area Map | Telephone Company Web link | Telco Type | More Info |
|---|
| 201 | 450 | HACKENSACK | New Jersey | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 202 | 450 | WSHNGTNZN1 | District of Columbia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC | WIRELESS PROV | More |
| 203 | 450 | BRIDGEPORT | Connecticut | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT | WIRELESS PROV | More |
| 204 | 450 | St. Theresa Point | Manitoba | MTS Inc. | | More |
| 205 | 450 | MOUNDVILLE | Alabama | CHARTER FIBERLINK - ALABAMA, LLC - AL | | More |
| 206 | 450 | SEATTLE | Washington | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA | | More |
| 207 | 450 | PORTLAND | Massachusetts | OMNIPOINT MIAMI E LICENSE, LLC | PCS | More |
| 208 | 450 | KETCHUM | Idaho | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 209 | 450 | MODESTO | California | METROPCS, INC. | | More |
| 210 | 450 | SANANTONIO | Texas | SOUTHWESTERN BELL | RBOC | More |
| 212 | 450 | NWYRCYZN01 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 213 | 450 | LSAN DA 02 | California | RIGHT CALL LLC | | More |
| 214 | 450 | GRANDPRARI | Texas | METROPCS, INC. | | More |
| 215 | 450 | PHPHSBZN33 | Pennsylvania | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 216 | 450 | TERRACE | Ohio | TELEPORT COMMUNICATIONS AMERICA, LLC - OH | CLEC | More |
| 217 | 450 | DECATUR | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 218 | 450 | ROSEAU | Minnesota | WIKSTROM TELEPHONE COMPANY, INC. - MN | | More |
| 219 | 450 | FORT WAYNE | Indiana | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN | WIRELESS PROV | More |
| 224 | 450 | ALGONQUIN | Illinois | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 225 | 450 | GONZALES | Louisiana | COMCAST IP PHONE, LLC | | More |
| 226 | 450 | Brantford | Ontario | Globalive Wireless Management Corp. | | More |
| 229 | 450 | FITZGERALD | Georgia | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 231 | 450 | HESPERIA | Michigan | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 239 | 450 | NO NAPLES | Florida | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | WIRELESS PROV | More |
| 240 | 450 | WSHNGTNZN3 | Virginia | CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD | | More |
| 248 | 450 | FARMINGTON | Michigan | COMCAST IP PHONE, LLC | | More |
| 250 | 450 | Okanagan Mission | British Columbia | Bell West Inc. | | More |
| 251 | 450 | MOBILE | Alabama | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 252 | 450 | ROCKYMOUNT | North Carolina | CAROLINA TEL AND TEL CO., LLC DBA CENTURYLINK | IND. TELCO | More |
| 254 | 450 | MARLIN | Texas | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 256 | 450 | HUNTSVILLE | Alabama | CENTURYLINK COMMUNICATIONS LLC - AL | CAP | More |
| 260 | 450 | FORT WAYNE | Indiana | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN | WIRELESS PROV | More |
| 262 | 450 | MILWAUKEE | Wisconsin | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI | WIRELESS PROV | More |
| 267 | 450 | PERKASIE | Pennsylvania | LEVEL 3 COMMUNICATIONS, LLC - PA | CLEC | More |
| 269 | 450 | NILES | Michigan | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | | More |
| 270 | 450 | PADUCAH | Kentucky | LEVEL 3 COMMUNICATIONS, LLC - KY | CLEC | More |
| 281 | 450 | HOUSTON | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 289 | 450 | Ancaster | Ontario | MTS Allstream Inc. | CLEC | More |
| 301 | 450 | WSHNGTNZN3 | Maryland | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 302 | 450 | DOVER | Delaware | AT&T - LOCAL | CLEC | More |
| 303 | 450 | DENVER | Colorado | QWEST CORPORATION | RBOC | More |
| 304 | 450 | CHRLSTNZN1 | West Virginia | AMERICAN MESSAGING SERVICES, LLC | | More |
| 305 | 450 | NORTH DADE | Florida | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 306 | 450 | Regina | Saskatchewan | TELUS Mobility | PCS | More |
| 307 | 450 | DUBOIS | Wyoming | UNION TELEPHONE COMPANY | | More |
| 308 | 450 | MINDEN | Nebraska | SPRINT SPECTRUM L.P. | PCS | More |
| 309 | 450 | CONGERVL | Illinois | ITV-3, LLC D/B/A I3 BROADBAND | | More |
| 310 | 450 | SNMN SNMN | California | FRONTIER CALIFORNIA INC. | IND. TELCO | More |
| 312 | 450 | CHICGOZN01 | Illinois | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 313 | 450 | DETROITZN5 | Michigan | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI | CLEC | More |
| 314 | 450 | ST LOUIS | Missouri | AT&T - LOCAL | CLEC | More |
| 315 | 450 | SYRACUSE | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 317 | 450 | INDIANAPLS | Indiana | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN | WIRELESS PROV | More |
| 318 | 450 | MONROE | Louisiana | LEVEL 3 COMMUNICATIONS, LLC - LA | | More |
| 319 | 450 | CEDAR RPDS | Iowa | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA | WIRELESS PROV | More |
| 320 | 450 | DASSEL | Minnesota | WH LINK, LLC - MN | | More |
| 321 | 450 | COCOABEACH | Florida | LEVEL 3 COMMUNICATIONS, LLC - FL | CLEC | More |
| 323 | 450 | LSAN DA 14 | California | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | | More |
| 325 | 450 | SAN ANGELO | Texas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | WIRELESS PROV | More |
| 330 | 450 | CANTON | Ohio | OHIO BELL TEL CO | RBOC | More |
| 334 | 450 | MONTGOMERY | Alabama | METROPCS, INC. | | More |
| 336 | 450 | GREENSBORO | North Carolina | XO NORTH CAROLINA, INC. | CLEC | More |
| 337 | 450 | YOUNGSVL | Louisiana | LAFAYETTE CITY-PARISH CONSOLIDATED GOVERNMENT - LA | | More |
| 346 | 450 | SUGAR LAND | Texas | METROPCS, INC. | | More |
| 347 | 450 | NWYRCYZN06 | New York | BANDWIDTH.COM CLEC, LLC - NY | | More |
| 352 | 450 | ORLANDO | Florida | YMAX COMMUNICATIONS CORP. - FL | | More |
| 360 | 450 | VANCOUVER | Oregon | LEVEL 3 COMMUNICATIONS, LLC - WA | CLEC | More |
| 361 | 450 | ROCKPORT | Texas | AT&T CORP. | | More |
| 385 | 450 | PROVO | Utah | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT | WIRELESS PROV | More |
| 386 | 450 | DELAND | Florida | OMNIPOINT MIAMI E LICENSE, LLC | PCS | More |
| 401 | 450 | PROVIDENCE | Rhode Island | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - RI | CAP | More |
| 402 | 450 | LINCOLN | Nebraska | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE | | More |
| 403 | 450 | EDMONTON | Alberta | Rogers Communications Partnership (Cable) | CLEC | More |
| 404 | 450 | ATLANTA | Georgia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - GA | WIRELESS PROV | More |
| 405 | 450 | HOLDENVL | Oklahoma | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OK | CAP | More |
| 406 | 450 | SHELBY | Montana | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT | WIRELESS PROV | More |
| 407 | 450 | ORLANDO | Florida | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | WIRELESS PROV | More |
| 408 | 450 | SNJS WEST | California | PACIFIC BELL | RBOC | More |
| 410 | 450 | BALTIMORE | Maryland | VERIZON MARYLAND, INC. | RBOC | More |
| 412 | 450 | PTTSBGZON8 | Pennsylvania | GLOBAL CROSSING LOCAL SERVICES, INC. - PA | CLEC | More |
| 413 | 450 | AMHERST | Massachusetts | BANDWIDTH.COM CLEC, LLC - MA | | More |
| 415 | 450 | SAN RAFAEL | California | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA | CLEC | More |
| 416 | 450 | TORONTO | Ontario | Rogers Communications Partnership (Wireless) | WIRELESS PROV | More |
| 417 | 450 | SPRINGFLD | Missouri | NUSO, LLC | | More |
| 418 | 450 | Alma | Quebec | Videotron General Partnership | | More |
| 419 | 450 | TOLEDO | Ohio | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 423 | 450 | MOSHEIM | Tennessee | COMCAST IP PHONE, LLC | | More |
| 424 | 450 | SAN PEDRO | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 425 | 450 | BELLEVUE | Washington | QWEST CORPORATION | RBOC | More |
| 440 | 450 | BEREA | Ohio | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH | WIRELESS PROV | More |
| 442 | 450 | TWNTYNPLMS | California | ONVOY, LLC - CA | | More |
| 443 | 450 | PIKESVILLE | Maryland | LEVEL 3 COMMUNICATIONS, LLC - MD | CLEC | More |
| 448 | 450 | YONGSTFNTN | Florida | ONVOY, LLC - FL | | More |
| 469 | 450 | MCKINNEY | Texas | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 470 | 450 | ATLANTA NE | Georgia | VONAGE AMERICA LLC | | More |
| 475 | 450 | BRIDGEPORT | Connecticut | BARR TEL USA, INC. - CT | | More |
| 479 | 450 | SPRINGDALE | Arkansas | TELEPORT COMMUNICATIONS AMERICA, LLC - AR | | More |
| 480 | 450 | PHOENIX | Arizona | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ | WIRELESS PROV | More |
| 484 | 450 | PHPHSBZN21 | Pennsylvania | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 501 | 450 | CONWAY | Arkansas | SOUTHWESTERN BELL | RBOC | More |
| 502 | 450 | FRANKFORT | Kentucky | AT&T CORP. | | More |
| 503 | 450 | PORTLAND | Oregon | QWEST CORPORATION | RBOC | More |
| 503 | 450 | PORTLAND | Oregon | LEVEL 3 COMMUNICATIONS, LLC - WA | CLEC | More |
| 504 | 450 | NEWORLEANS | Louisiana | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 505 | 450 | ALBUQURQUE | New Mexico | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 506 | 450 | FREDERICTON | New Brunswick | Aliant Telecom(NB) | IND. TELCO | More |
| 507 | 450 | WINONA | Minnesota | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MN | | More |
| 508 | 450 | WORCESTER | Massachusetts | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | WIRELESS PROV | More |
| 509 | 450 | YAKIMA | Washington | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 510 | 450 | OKLD MN-PD | California | PACIFIC BELL | RBOC | More |
| 512 | 450 | AUSTIN | Texas | SOUTHWESTERN BELL | RBOC | More |
| 513 | 450 | CINCINNATI | Ohio | ONVOY, LLC - OH | | More |
| 515 | 450 | AMES | Iowa | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA | WIRELESS PROV | More |
| 516 | 450 | NASSAUZN08 | New York | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 517 | 450 | SAGINAW | Michigan | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | WIRELESS PROV | More |
| 518 | 450 | SARATOGSPG | New York | CHOICE ONE COMMUNICATIONS, INC. - NY | CLEC | More |
| 519 | 450 | Wingham | Ontario | Bell Mobility | WIRELESS PROV | More |
| 520 | 450 | CASAGRANDE | Arizona | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 530 | 450 | AUBN MAIN | California | TERRA NOVA TELECOM INC. | | More |
| 540 | 450 | WINCHESTER | Virginia | LUMOS NETWORKS INC. - VA | CLEC | More |
| 541 | 450 | GRANTSPASS | Oregon | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | | More |
| 559 | 450 | FRESNO | California | PACIFIC BELL | RBOC | More |
| 561 | 450 | DELRAY BCH | Florida | TELEPORT COMMUNICATIONS AMERICA, LLC - FL | CLEC | More |
| 562 | 450 | DOWNEY | California | IP HORIZON LLC | | More |
| 567 | 450 | HURON | Ohio | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 570 | 450 | HAZLETON | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 571 | 450 | LORTON | Virginia | BANDWIDTH.COM CLEC, LLC - VA | | More |
| 573 | 450 | CAPEGIRARD | Missouri | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 580 | 450 | WALTERS | Oklahoma | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OK | | More |
| 585 | 450 | ROCHESTER | New York | VONAGE AMERICA LLC | | More |
| 586 | 450 | MT CLEMENS | Michigan | AMERICAN MESSAGING SERVICES, LLC | | More |
| 587 | 450 | Fort McMurray | Alberta | Shaw Telecom Inc. | | More |
| 601 | 450 | HATTIESBG | Mississippi | TELEPAK NETWORKS, INC. - MS | | More |
| 602 | 450 | PHOENIX | Arizona | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 603 | 450 | CONCORD | New Hampshire | OMNIPOINT MIAMI E LICENSE, LLC | PCS | More |
| 604 | 450 | VANCOUVER | British Columbia | TELUS | IND. TELCO | More |
| 605 | 450 | REDFIELD | South Dakota | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD | WIRELESS PROV | More |
| 606 | 450 | MCCARR | Kentucky | ONVOY SPECTRUM, LLC | | More |
| 607 | 450 | CATON | New York | PEERING HUB, INC. - NY | | More |
| 608 | 450 | OXFORD | Wisconsin | UNITED STATES CELLULAR - WI | WIRELESS PROV | More |
| 609 | 450 | LAWRENCEVL | New Jersey | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NJ | CLEC | More |
| 610 | 450 | EXTON | Pennsylvania | LEVEL 3 COMMUNICATIONS, LLC - PA | CLEC | More |
| 612 | 450 | TWINCITIES | Minnesota | AERIAL COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 614 | 450 | WORTHINGTN | Ohio | BANDWIDTH.COM CLEC, LLC - OH | | More |
| 615 | 450 | HARTSVILLE | Tennessee | BANDWIDTH.COM CLEC, LLC - TN | | More |
| 616 | 450 | GRAND RPDS | Michigan | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | WIRELESS PROV | More |
| 617 | 450 | BOSTON | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 618 | 450 | MT CARMEL | Illinois | TWILIO INTERNATIONAL, INC. | | More |
| 619 | 450 | SNDG SNDG | California | DMR COMMUNICATIONS INC. - CA | | More |
| 620 | 450 | PRATT | Kansas | SOUTHWESTERN BELL | RBOC | More |
| 626 | 450 | EL MONTE | California | PACIFIC BELL | RBOC | More |
| 630 | 450 | AURORA | Illinois | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | WIRELESS PROV | More |
| 631 | 450 | LINDENHST | New York | ONVOY, LLC- NY | | More |
| 641 | 450 | MASON CITY | Iowa | NORTHLAND COMMUNICATIONS, INC. - IA | | More |
| 646 | 450 | NWYRCYZN01 | New York | BANDWIDTH.COM CLEC, LLC - NY | | More |
| 650 | 450 | MOUNTAIN VIEW | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 651 | 450 | STPZ 6 | Minnesota | QWEST CORPORATION | RBOC | More |
| 657 | 450 | SANTA ANA | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
| 661 | 450 | LOS ANGELES - PAC W | California | LEVEL 3 COMMUNICATIONS, LLC - CA | CLEC | More |
| 662 | 450 | LEXINGTON | Mississippi | CENTURYLINK COMMUNICATIONS LLC - MS | CLEC | More |
| 667 | 450 | ABERDEEN | Maryland | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | WIRELESS PROV | More |
| 678 | 450 | GAINESVILLE | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 681 | 450 | MONTGOMERY | West Virginia | LEVEL 3 COMMUNICATIONS, LLC - WV | | More |
| 701 | 450 | UNDERWOOD | North Dakota | RCLEC, INC. | | More |
| 702 | 450 | LAS VEGAS | Nevada | CENTRAL TEL. CO. - NEVADA DBA CENTURYLINK | IND. TELCO | More |
| 703 | 450 | HERNDON | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 704 | 450 | STATESVILLE | North Carolina | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 705 | 450 | Sault Ste. Marie | Ontario | Shaw Telecom Inc. | | More |
| 706 | 450 | ROSSVILLE | Georgia | BANDWIDTH.COM CLEC, LLC - GA | | More |
| 707 | 450 | VACAVILLE | California | PACIFIC BELL | RBOC | More |
| 708 | 450 | BELLWOOD | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 709 | 450 | St. Anthony | Newfoundland | Aliant Telecom (Mobility) | | More |
| 712 | 450 | LAURENS | Iowa | UNITED STATES CELLULAR - IA | WIRELESS PROV | More |
| 713 | 450 | HOUSTON GLENDALE | Texas | SOUTHWESTERN BELL | RBOC | More |
| 714 | 450 | ANAHEIM | California | TELEPORT COMMUNICATIONS AMERICA, LLC - CA | CLEC | More |
| 715 | 450 | EAU CLAIRE | Wisconsin | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI | WIRELESS PROV | More |
| 716 | 450 | JAMESTOWN | New York | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 717 | 450 | LEBANON | Pennsylvania | LEVEL 3 COMMUNICATIONS, LLC - PA | CLEC | More |
| 718 | 450 | NEW YORK (ALS-54) | New York | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 719 | 450 | COLORADO SPRINGS | Colorado | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 720 | 450 | DENVER | Colorado | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 724 | 450 | GROVE CITY | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 727 | 450 | TAMPA | Florida | US LEC OF FLORIDA, INC. | CLEC | More |
| 731 | 450 | LEXINGTON | Tennessee | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 732 | 450 | RED BANK | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
| 734 | 450 | YPSILANTI | Michigan | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | | More |
| 740 | 450 | ZANESVILLE | Ohio | OHIO BELL TEL CO | RBOC | More |
| 757 | 450 | NORFOLK ZONE 2 | Virginia | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | WIRELESS PROV | More |
| 760 | 450 | SAN DIEGO | California | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA | CLEC | More |
| 763 | 450 | GOLDEN VALLEY | Minnesota | ONVOY, LLC - MN | | More |
| 765 | 450 | INDIANAPOLIS | Indiana | LEVEL 3 TELECOM OF INDIANA, LP - IN | CLEC | More |
| 770 | 450 | NORCROSS | Georgia | AT&T CORP. | | More |
| 773 | 450 | CHICAGO | Illinois | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 774 | 450 | W BOYLSTON | Massachusetts | LEVEL 3 COMMUNICATIONS, LLC - MA | CLEC | More |
| 775 | 450 | RENO | Nevada | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 778 | 450 | Cranbrook | British Columbia | TELUS | IND. TELCO | More |
| 780 | 450 | EDMONTON | Alberta | TELUS | IND. TELCO | More |
| 785 | 450 | LINDSBORG | Kansas | HOME COMMUNICATIONS, INC. - KS | | More |
| 786 | 450 | MIAMI | Florida | TELEPORT COMMUNICATIONS AMERICA, LLC - FL | CLEC | More |
| 787 | 450 | SANTURCE | Puerto Rico | PUERTO RICO TELCO DBA CLARO PUERTO RICO | WIRELESS PROV | More |
| 801 | 450 | SALT LAKE CITY | Utah | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT | WIRELESS PROV | More |
| 802 | 450 | BURLINGTON | Vermont | CONTACT COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 803 | 450 | BARNWELL | South Carolina | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 804 | 450 | WARSAW | Virginia | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 805 | 450 | SANTA BARBARA | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
| 806 | 450 | ALLISON | Texas | ONVOY, LLC - TX | | More |
| 808 | 450 | HONOLULU | Hawaii | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 812 | 450 | EVANSVILLE | Indiana | INDIANA BELL TEL CO INC | RBOC | More |
| 813 | 450 | TAMPACEN | Florida | COMMIO, LLC | | More |
| 814 | 450 | ERIE | Pennsylvania | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA | WIRELESS PROV | More |
| 815 | 450 | JOLIET | Illinois | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 816 | 450 | DEARBORN | Missouri | EMBARQ MISSOURI, INC. DBA CENTURYLINK - MO | IND. TELCO | More |
| 817 | 450 | ARLINGTON | Texas | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 818 | 450 | LOS ANGELES - PAC W | California | MATRIX TELECOM, LLC. S/I/I TNCI - CA | CLEC | More |
| 828 | 450 | ASHEVILLE | North Carolina | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC | WIRELESS PROV | More |
| 832 | 450 | HOUSTON | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 843 | 450 | MYRTLE BEACH | South Carolina | SUNCOM DBA T-MOBILE USA | PCS | More |
| 845 | 450 | CONGERS | New York | CABLEVISION LIGHTPATH, INC. - NY | CLEC | More |
| 847 | 450 | NORTHBROOK | Illinois | US XCHANGE OF ILLINOIS LLC DBA CHOICE ONE COMM IL | CLEC | More |
| 850 | 450 | PENSACOLA | Florida | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 854 | 450 | JOHNSONVL | South Carolina | ONVOY SPECTRUM, LLC | | More |
| 856 | 450 | BEAVER BRK | New Jersey | EXIANT COMMUNICATIONS LLC | | More |
| 858 | 450 | SAN DIEGO | California | PACIFIC BELL | RBOC | More |
| 859 | 450 | CYNTHIANA | Kentucky | POWERTEL KENTUCKY LICENSES, INC. | | More |
| 860 | 450 | WILLIMANTIC | Connecticut | SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT | IND. TELCO | More |
| 862 | 450 | PATERSON | New Jersey | OMNIPOINT COMMUNICATIONS, INC. - NJ | WIRELESS PROV | More |
| 863 | 450 | LAKELAND | Florida | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | WIRELESS PROV | More |
| 864 | 450 | GREENWOOD | South Carolina | SUNCOM DBA T-MOBILE USA | PCS | More |
| 865 | 450 | KNOXVILLE | Tennessee | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 870 | 450 | PARAGOULD | Arkansas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AR | WIRELESS PROV | More |
| 901 | 450 | MEMPHIS | Tennessee | TELEPORT COMMUNICATIONS AMERICA, LLC - TN | | More |
| 902 | 450 | HALIFAX | Nova Scotia | Aliant Telecom (NS) | IND. TELCO | More |
| 903 | 450 | GREENVILLE | Texas | SOUTHWESTERN BELL | RBOC | More |
| 904 | 450 | JACKSONVL | Florida | METROPCS, INC. | | More |
| 905 | 450 | BRAMPTON | Ontario | Bell Canada | IND. TELCO | More |
| 906 | 450 | MANISTIQUE | Michigan | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 907 | 450 | FAIRBANKS | Alaska | ACS OF FAIRBANKS, INC. | IND. TELCO | More |
| 908 | 450 | NEWARK | New Jersey | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 909 | 450 | CLAREMONT-SAN DIMAS | California | PACIFIC BELL (COMPETITIVE) | CLEC | More |
| 910 | 450 | JACKSONVILLE | North Carolina | CAROLINA TEL AND TEL CO., LLC DBA CENTURYLINK | IND. TELCO | More |
| 912 | 450 | POOLER | Georgia | HARGRAY OF GEORGIA, INC. - GA | GENERAL | More |
| 914 | 450 | WESTCHESTER ZONE 6 | New York | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | WIRELESS PROV | More |
| 915 | 450 | SAN ANGELO | Texas | WESTERN WIRELESS CORPORATION-TX | WIRELESS PROV | More |
| 916 | 450 | SACRAMENTO | California | PACIFIC BELL | RBOC | More |
| 917 | 450 | MANHATTAN | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 918 | 450 | TAHLEQUAH | Oklahoma | SOUTHWESTERN BELL | RBOC | More |
| 919 | 450 | DURHAM | North Carolina | WINDSTREAM COMMUNICATIONS, INC. - NC | CLEC | More |
| 920 | 450 | APPLETON | Wisconsin | UNITED STATES CELLULAR - WI | WIRELESS PROV | More |
| 925 | 450 | ECONTRCOST | California | BANDWIDTH.COM CLEC, LLC - CA | | More |
| 928 | 450 | BULLHEADCY | Arizona | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 929 | 450 | NWYRCYZN03 | New York | BANDWIDTH.COM CLEC, LLC - NY | | More |
| 931 | 450 | NORMANDY | Tennessee | BEN LOMAND COMMUNICATIONS, INC. | CLEC | More |
| 937 | 450 | SPRINGFIELD | Ohio | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 939 | 450 | BAYAMONNOR | Puerto Rico | PUERTO RICO TELCO DBA CLARO PUERTO RICO | WIRELESS PROV | More |
| 941 | 450 | NORTH NAPLES | Florida | ALLTEL WIRELESS HOLDINGS, LLC - FL | | More |
| 949 | 450 | IRVINE | California | PACIFIC BELL | RBOC | More |
| 951 | 450 | PERRIS | California | METROPCS NETWORKS, LLC | | More |
| 954 | 450 | HOLLYWOOD | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 956 | 450 | EDINBURG | Texas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | WIRELESS PROV | More |
| 970 | 450 | RANGELY | Colorado | ONVOY, LLC - CO | | More |
| 971 | 450 | BEAVERTON | Oregon | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 972 | 450 | DALLAS ADDISON | Texas | SOUTHWESTERN BELL | RBOC | More |
| 973 | 450 | BELLEVILLE | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
| 978 | 450 | MASSACHUSETTS | Massachusetts | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 979 | 450 | BRYAN | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 980 | 450 | PEACHLPKTN | North Carolina | ONVOY, LLC - NC | | More |
| 989 | 450 | SAGINAW | Michigan | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | WIRELESS PROV | More |
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