Area
Code | Prefix | City/Switch Name
(Click for city search) | State/Prov.
Area Map | Telephone Company
Web link | Telco
Type | More
Info |
|---|
| 201 | 431 | ENGLEWOOD | New Jersey | BANDWIDTH.COM CLEC, LLC - NJ | | More |
| 202 | 431 | WSHNGTNZN1 | District of Columbia | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 203 | 431 | RIDGEFIELD | Connecticut | SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT | IND. TELCO | More |
| 205 | 431 | VERNON | Alabama | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL | WIRELESS PROV | More |
| 206 | 431 | SEATTLE | Washington | QWEST CORPORATION | RBOC | More |
| 207 | 431 | SKOWHEGAN | Maine | BELL ATLANTIC MOBILE, INC | WIRELESS PROV | More |
| 208 | 431 | RUPERT | Idaho | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - ID | WIRELESS PROV | More |
| 209 | 431 | JAMESTOWN | California | BANDWIDTH.COM CLEC, LLC - CA | | More |
| 210 | 431 | SANANTONIO | Texas | SOUTHWESTERN BELL | RBOC | More |
| 212 | 431 | NWYRCYZN01 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 213 | 431 | LSAN DA 07 | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 214 | 431 | DALLAS | Texas | SOUTHWESTERN BELL | RBOC | More |
| 215 | 431 | PHPHSBZN40 | Pennsylvania | METROPCS, INC. | | More |
| 216 | 431 | CLEVELAND | Ohio | OHIO BELL TEL CO | RBOC | More |
| 217 | 431 | DANVILLE | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 218 | 431 | ELY | Minnesota | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MN | | More |
| 224 | 431 | ARLIGTNHTS | Illinois | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 225 | 431 | GALVEZ | Louisiana | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 226 | 431 | Palmerston | Ontario | Bragg Communications Inc. | CLEC | More |
| 229 | 431 | ALBANY | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 231 | 431 | CLAM RIVER | Michigan | ONVOY SPECTRUM, LLC | | More |
| 236 | 431 | Salmon Arm | British Columbia | TELUS | IND. TELCO | More |
| 239 | 431 | NO NAPLES | Florida | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | WIRELESS PROV | More |
| 240 | 431 | LXTNPKGRML | Maryland | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | WIRELESS PROV | More |
| 248 | 431 | PONTIAC | Michigan | METROPCS, INC. | | More |
| 250 | 431 | CRESTON | British Columbia | TELUS | IND. TELCO | More |
| 251 | 431 | MOBILE | Alabama | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 252 | 431 | HENDERSON | North Carolina | CAROLINA TEL AND TEL CO., LLC DBA CENTURYLINK | IND. TELCO | More |
| 253 | 431 | TACOMAWVLY | Washington | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 254 | 431 | STEPHENVL | Texas | AMA COMM., LLC DBA AMA*TECHTEL COMMUNICATIONS-TX | | More |
| 256 | 431 | ATHENS | Alabama | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 260 | 431 | FORT WAYNE | Indiana | FRONTIER NORTH, INC.. - IN | IND. TELCO | More |
| 262 | 431 | DOUSMAN | Wisconsin | TIME WARNER CABLE INFORMATION SVCS (WISCONSIN) WI | | More |
| 267 | 431 | PHILADELPHIA SUBURB | Pennsylvania | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA | WIRELESS PROV | More |
| 269 | 431 | GALIEN | Michigan | BANDWIDTH.COM CLEC, LLC - MI | | More |
| 270 | 431 | LORETTO | Kentucky | ONVOY, LLC - KY | | More |
| 276 | 431 | DUFFIELD | Virginia | SCOTT COUNTY TEL. COOP., INC. | IND. TELCO | More |
| 281 | 431 | ARCOLA | Texas | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | IND. TELCO | More |
| 289 | 431 | Waterdown | Ontario | ISP Telecom | CLEC | More |
| 301 | 431 | WSHNGTNZN3 | Maryland | VERIZON MARYLAND, INC. | RBOC | More |
| 302 | 431 | WILMINGTON | Delaware | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 303 | 431 | DENVER | Colorado | QWEST CORPORATION | RBOC | More |
| 304 | 431 | PRINCETON | West Virginia | CITIZENS TEL CO OF WV DBA FRONTIER OF WV | IND. TELCO | More |
| 305 | 431 | PERRINE | Florida | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 307 | 431 | WORLAND | Wyoming | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY | WIRELESS PROV | More |
| 308 | 431 | FARNAM | Nebraska | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 309 | 431 | PEORIA | Illinois | LEVEL 3 COMMUNICATIONS, LLC - IL | CLEC | More |
| 310 | 431 | INGLEWOOD | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 312 | 431 | CHICGOZN01 | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 313 | 431 | DETROITZN1 | Michigan | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | | More |
| 314 | 431 | SAPPINGTON | Missouri | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO | CLEC | More |
| 315 | 431 | SYRACUSE | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 317 | 431 | INDIANAPLS | Indiana | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN | WIRELESS PROV | More |
| 318 | 431 | LKPROVIDNC | Louisiana | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 319 | 431 | CEDAR RPDS | Iowa | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 320 | 431 | LITTLE FLS | Minnesota | AERIAL COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 321 | 431 | COCOA | Florida | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 323 | 431 | LSAN DA 12 | California | GLOBAL CROSSING LOCAL SERVICES, INC. - CA | CLEC | More |
| 325 | 431 | ALBANY | Texas | TEXAS COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 330 | 431 | AKRON | Ohio | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 331 | 431 | AURORA | Illinois | BANDWIDTH.COM CLEC, LLC - IL | | More |
| 334 | 431 | SELMA | Alabama | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 336 | 431 | HIGH POINT | North Carolina | NORTH STATE TELEPHONE CO. DBA NORTH STATE COMM | IND. TELCO | More |
| 337 | 431 | LK CHARLES | Louisiana | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 346 | 431 | BAYTOWN | Texas | AERIAL COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 347 | 431 | NWYRCYZN04 | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 352 | 431 | GAINESVL | Florida | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | WIRELESS PROV | More |
| 360 | 431 | LONGVIEW | Oregon | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 361 | 431 | WOODSBORO | Texas | TELEPORT COMMUNICATIONS AMERICA, LLC - TX | CAP | More |
| 385 | 431 | OREM | Utah | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 386 | 431 | RAIFORD | Florida | WINDSTREAM FLORIDA, INC. | IND. TELCO | More |
| 401 | 431 | PROVIDENCE | Rhode Island | VERIZON NEW ENGLAND INC. | RBOC | More |
| 402 | 431 | OMAHA | Nebraska | QWEST CORPORATION | RBOC | More |
| 403 | 431 | BANFF | Alberta | Rogers Communications Partnership (Wireless) | WIRELESS PROV | More |
| 404 | 431 | ATLANTA | Georgia | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 405 | 431 | OKLA CITY | Oklahoma | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 406 | 431 | HELENA | Montana | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT | WIRELESS PROV | More |
| 407 | 431 | SANFORD | Florida | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 408 | 431 | SUNNYVALE | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 410 | 431 | SEVERNA PK | Maryland | VERIZON MARYLAND, INC. | RBOC | More |
| 412 | 431 | PTTSBGZON1 | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 413 | 431 | LUDLOW | Massachusetts | CHOICE ONE COMMUNICATIONS, INC. - MA | CLEC | More |
| 414 | 431 | MILWAUKZN1 | Wisconsin | US XCHANGE OF WISCONSIN LLC DBA CHOICE ONE COMM WI | CLEC | More |
| 415 | 431 | SNFC CNTRL | California | PACIFIC BELL | RBOC | More |
| 416 | 431 | TORONTO | Ontario | Bell Canada | IND. TELCO | More |
| 417 | 431 | SCHELLCITY | Missouri | LEVEL 3 COMMUNICATIONS, LLC - MO | CLEC | More |
| 418 | 431 | Quebec | Quebec | Iristel Inc. | | More |
| 419 | 431 | GERALD | Ohio | QUALSTAR COMMUNICATIONS, INC. - OH | | More |
| 423 | 431 | JOHNSON CY | Tennessee | UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN | IND. TELCO | More |
| 424 | 431 | BEVERLYHLS | California | BANDWIDTH.COM CLEC, LLC - CA | | More |
| 425 | 431 | HALLS LAKE | Washington | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | CLEC | More |
| 430 | 431 | WILLSPOINT | Texas | TWILIO INTERNATIONAL, INC. | | More |
| 434 | 431 | WHITMELL | Virginia | ONVOY, LLC - VA | | More |
| 440 | 431 | HILLCREST | Ohio | OHIO BELL TEL CO | RBOC | More |
| 442 | 431 | EL CENTRO | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 443 | 431 | RANDALLSTN | Maryland | CORE COMMUNICATIONS, INC.- MD | CLEC | More |
| 450 | 431 | ST JEROME | Quebec | Bell Canada | IND. TELCO | More |
| 469 | 431 | DALLAS | Texas | BANDWIDTH.COM CLEC, LLC - TX | | More |
| 470 | 431 | BOWDON | Georgia | BANDWIDTH.COM CLEC, LLC - GA | | More |
| 479 | 431 | FORT SMITH | Arkansas | LEVEL 3 COMMUNICATIONS, LLC - AR | | More |
| 480 | 431 | PHOENIX | Arizona | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ | WIRELESS PROV | More |
| 484 | 431 | PHPHSBZN23 | Pennsylvania | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 501 | 431 | HOTSPRINGS | Arkansas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 502 | 431 | ZONETON | Kentucky | DISH WIRELESS, LLC | | More |
| 503 | 431 | BEAVERTON | Oregon | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | IND. TELCO | More |
| 504 | 431 | KENNER | Louisiana | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 505 | 431 | ALAMOGORDO | New Mexico | LEVEL 3 COMMUNICATIONS, LLC - NM | | More |
| 507 | 431 | OWATONNA | Minnesota | ONVOY, LLC - MN | | More |
| 508 | 431 | ATTLEBORO | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 509 | 431 | MOSES LAKE | Washington | AT&T - LOCAL | CLEC | More |
| 510 | 431 | FRNK GRNLF | California | GLOBAL CROSSING LOCAL SERVICES, INC. - CA | CLEC | More |
| 512 | 431 | AUSTIN | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 513 | 431 | CINCINNATI | Ohio | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH | WIRELESS PROV | More |
| 514 | 431 | Montreal | Quebec | Fido Solutions Inc. | | More |
| 516 | 431 | NASSAUZN06 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 517 | 431 | TIPTON | Michigan | FRONTIER NORTH, INC. - MI | IND. TELCO | More |
| 518 | 431 | ALBANY | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 519 | 431 | COURTRIGHT | Ontario | Bell Canada | IND. TELCO | More |
| 520 | 431 | CASAGRANDE | Arizona | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 530 | 431 | RICHVALE | California | BANDWIDTH.COM CLEC, LLC - CA | | More |
| 540 | 431 | CULPEPER | Virginia | FIBERNET OF VIRGINIA, INC. - VA | | More |
| 541 | 431 | EUGENE | Oregon | QWEST CORPORATION | RBOC | More |
| 559 | 431 | FRESNO | California | PACIFIC BELL | RBOC | More |
| 561 | 431 | DELRAY BCH | Florida | XO FLORIDA, INC. | CLEC | More |
| 562 | 431 | ALAMITOS | California | FRONTIER CALIFORNIA INC. | IND. TELCO | More |
| 563 | 431 | LAMOTTE | Iowa | LA MOTTE TEL. CO. | IND. TELCO | More |
| 567 | 431 | COLDWATER | Ohio | ONVOY, LLC - OH | | More |
| 570 | 431 | BUSHKILL | Pennsylvania | LEVEL 3 COMMUNICATIONS, LLC - PA | CLEC | More |
| 571 | 431 | WSNGTNZN08 | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 573 | 431 | FLAT RIVER | Missouri | SOUTHWESTERN BELL | RBOC | More |
| 579 | 431 | Lacolle | Quebec | 9163-7918 Quebec Inc | | More |
| 580 | 431 | BURLINGTON | Oklahoma | SOUTH CENTRAL TEL ASSN INC | IND. TELCO | More |
| 585 | 431 | BROCKPORT | New York | CHOICE ONE COMMUNICATIONS, INC. - NY | CLEC | More |
| 586 | 431 | WARREN | Michigan | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 601 | 431 | NATCHEZ | Mississippi | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MS | WIRELESS PROV | More |
| 602 | 431 | PHOENIX | Arizona | QWEST CORPORATION | RBOC | More |
| 603 | 431 | PORTSMOUTH | New Hampshire | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | RBOC | More |
| 604 | 431 | VANCOUVER | British Columbia | TELUS | IND. TELCO | More |
| 605 | 431 | RAPID CITY | South Dakota | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD | WIRELESS PROV | More |
| 606 | 431 | ELKHORN CY | Kentucky | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 607 | 431 | ONEONTA | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 608 | 431 | FOUNTAINCY | Wisconsin | ONVOY, LLC - WI | | More |
| 609 | 431 | ATLNTIC CY | New Jersey | MONMOUTH TELEPHONE AND TELEGRAPH, INC. - NJ | | More |
| 610 | 431 | W CHESTER | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 612 | 431 | TWINCITIES | Minnesota | BANDWIDTH.COM CLEC, LLC - MN | | More |
| 613 | 431 | Renfrew | Ontario | NRTC Communications | | More |
| 614 | 431 | WORTHINGTN | Ohio | OHIO BELL TEL CO | RBOC | More |
| 615 | 431 | HENDERSNVL | Tennessee | WINDSTREAM NUVOX, INC. | CLEC | More |
| 616 | 431 | MARNE | Michigan | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI | CAP | More |
| 617 | 431 | NEWTON | Massachusetts | TC SYSTEMS, INC. | CAP | More |
| 618 | 431 | COBDEN | Illinois | ONVOY, LLC | | More |
| 619 | 431 | SAN DIEGO | California | BANDWIDTH.COM CLEC, LLC - CA | | More |
| 620 | 431 | CHANUTE | Kansas | SOUTHWESTERN BELL | RBOC | More |
| 626 | 431 | PSDN PSDN | California | PACIFIC BELL | RBOC | More |
| 630 | 431 | ROSELLE | Illinois | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 631 | 431 | WESTBURY | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 636 | 431 | VALLEY PARK | Missouri | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO | CLEC | More |
| 641 | 431 | YALE | Iowa | UNITED STATES CELLULAR - IA | WIRELESS PROV | More |
| 646 | 431 | NEW YORK CITY ZONE | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 650 | 431 | MT VIEW | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 651 | 431 | TWINCITIES | Minnesota | AERIAL COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 657 | 431 | WESTMINSTR | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 660 | 431 | SMITHTON | Missouri | LEVEL 3 COMMUNICATIONS, LLC - MO | CLEC | More |
| 661 | 431 | BKFD MAIN | California | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | | More |
| 662 | 431 | YAZOO CITY | Mississippi | LEVEL 3 COMMUNICATIONS, LLC - MS | | More |
| 667 | 431 | ARBUTUS | Maryland | METROPCS, INC. | | More |
| 678 | 431 | ATLANTA | Georgia | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 681 | 431 | WEST UNION | West Virginia | BANDWIDTH.COM CLEC, LLC - WV | | More |
| 682 | 431 | ARLINGTON | Texas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | WIRELESS PROV | More |
| 701 | 431 | BISMARCK | North Dakota | MIDCONTINENT COMMUNICATIONS - ND | | More |
| 702 | 431 | LAS VEGAS | Nevada | CENTRAL TEL. CO. - NEVADA DBA CENTURYLINK | IND. TELCO | More |
| 703 | 431 | LEESBURG | Virginia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA | WIRELESS PROV | More |
| 704 | 431 | CHARLOTTE | North Carolina | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC | WIRELESS PROV | More |
| 705 | 431 | STROUD | Ontario | Bell Canada | IND. TELCO | More |
| 706 | 431 | ATLANTA | Georgia | LEVEL 3 COMMUNICATIONS, LLC - GA | CLEC | More |
| 707 | 431 | HEALDSBURG | California | PACIFIC BELL | RBOC | More |
| 708 | 431 | SCHAUMBURG | Illinois | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 712 | 431 | ONAWA | Iowa | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA | WIRELESS PROV | More |
| 713 | 431 | HOUSTON | Texas | TELEPORT COMMUNICATIONS AMERICA, LLC - TX | CAP | More |
| 714 | 431 | SANTA ANA | California | PACIFIC BELL | RBOC | More |
| 715 | 431 | GREEN BAY | Wisconsin | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI | WIRELESS PROV | More |
| 716 | 431 | ROCHESTER | New York | VITCOM LLC - NY | | More |
| 717 | 431 | HARRISBURG | Pennsylvania | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 718 | 431 | NYCZ 6 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 719 | 431 | CANON CITY | Colorado | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO | WIRELESS PROV | More |
| 720 | 431 | DENVER | Colorado | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 724 | 431 | BUTLER | Pennsylvania | CONSOLIDATED COMMUNICATIONS ENTERPRISE SERVICES-PA | CLEC | More |
| 727 | 431 | TAMPA | Florida | MCI WORLDCOM COMMUNICATIONS, INC. - FL | CLEC | More |
| 731 | 431 | JACKSON | Tennessee | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN | WIRELESS PROV | More |
| 732 | 431 | FREEHOLD | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
| 734 | 431 | ANN ARBOR | Michigan | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | WIRELESS PROV | More |
| 740 | 431 | BOWERSTON | Ohio | LEVEL 3 COMMUNICATIONS, LLC - OH | CLEC | More |
| 757 | 431 | NFKZ 2 | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 760 | 431 | CARLSBAD | California | PACIFIC BELL | RBOC | More |
| 763 | 431 | OSSEO | Minnesota | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 765 | 431 | KOKOMO | Indiana | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN | WIRELESS PROV | More |
| 770 | 431 | SMYRNA | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 773 | 431 | CHICAGO ZONE 1 | Illinois | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 774 | 431 | AUBURN | Massachusetts | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | WIRELESS PROV | More |
| 775 | 431 | CARSONCITY | Nevada | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NV | WIRELESS PROV | More |
| 778 | 431 | Comox | British Columbia | Shaw Telecom Inc. | | More |
| 780 | 431 | EDMONTON | Alberta | TELUS | IND. TELCO | More |
| 781 | 431 | WELLESLEY | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 785 | 431 | TOPEKA | Kansas | SOUTHWESTERN BELL | RBOC | More |
| 786 | 431 | MIAMI | Florida | OMNIPOINT MIAMI E LICENSE, LLC | PCS | More |
| 787 | 431 | CAGUAS | Puerto Rico | METROPCS, INC. | | More |
| 801 | 431 | OREM | Utah | QWEST CORPORATION | RBOC | More |
| 802 | 431 | RANDOLPH | Vermont | LEVEL 3 COMMUNICATIONS, LLC - VT | | More |
| 803 | 431 | CHARLOTTE | North Carolina | METROPCS, INC. | | More |
| 804 | 431 | PETERSBURG | Virginia | CAVALIER TELEPHONE, LLC - VA | CLEC | More |
| 805 | 431 | SAN LUIS OBISPO | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 806 | 431 | CANYON | Texas | VEXUS | CLEC | More |
| 808 | 431 | LIHUE | Hawaii | TIME WARNER CABLE INFORMATION SVCS (HAWAII) - HI | | More |
| 810 | 431 | WARREN | Michigan | NEW CINGULAR WIRELESS PCS, LLC - MI | WIRELESS PROV | More |
| 812 | 431 | EVANSVILLE | Indiana | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 813 | 431 | PLANT CITY | Florida | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | WIRELESS PROV | More |
| 814 | 431 | ERIE | Pennsylvania | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 815 | 431 | OTTAWA | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 816 | 431 | PLATTE CITY | Missouri | EMBARQ MISSOURI, INC. DBA CENTURYLINK - MO | IND. TELCO | More |
| 817 | 431 | KELLER | Texas | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | IND. TELCO | More |
| 818 | 431 | CANOGAPARK | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
| 819 | 431 | Ottawa-Hull | Quebec | Bell Mobility | WIRELESS PROV | More |
| 828 | 431 | HICKORY | North Carolina | CENTRAL TEL. CO. OF NC DBA CENTURYLINK | IND. TELCO | More |
| 830 | 431 | BOERNE | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 831 | 431 | SCOTTS VALLEY | California | PACIFIC BELL | RBOC | More |
| 832 | 431 | HOUSTON | Texas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | WIRELESS PROV | More |
| 843 | 431 | MARION | South Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 845 | 431 | POUGHKEEPSIE | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 847 | 431 | SCHAUMBURG | Illinois | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 850 | 431 | TALLAHASSEE | Florida | CENTURYLINK OF FLORIDA, INC. (CENTRAL) | IND. TELCO | More |
| 856 | 431 | CAMDEN | New Jersey | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NJ | CLEC | More |
| 858 | 431 | SAN DIEGO | California | AT&T - LOCAL | CLEC | More |
| 859 | 431 | COVINGTON | Kentucky | CINCINNATI BELL | IND. TELCO | More |
| 860 | 431 | NEW HAVEN | Connecticut | AT&T - LOCAL | CLEC | More |
| 862 | 431 | MADISON | New Jersey | ONVOY, LLC - NJ | | More |
| 863 | 431 | BOWLING GREEN | Florida | CENTURYLINK OF FLORIDA, INC. (UNITED) | IND. TELCO | More |
| 864 | 431 | SPARTANBURG | South Carolina | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 865 | 431 | SOLWAY | Tennessee | DISH WIRELESS, LLC | | More |
| 870 | 431 | LAKEVIEW | Arkansas | CENTURYTEL OF MOUNTAIN HOME, INC. DBA CENTURYLINK | IND. TELCO | More |
| 901 | 431 | MEMPHIS | Tennessee | AIRESPRING, INC. | | More |
| 902 | 431 | HALIFAX | Nova Scotia | Bragg Communications Inc. | CLEC | More |
| 903 | 431 | TYLER | Texas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | WIRELESS PROV | More |
| 904 | 431 | JACKSONVL | Florida | VONAGE AMERICA LLC | | More |
| 905 | 431 | OSHAWA | Ontario | Rogers Communications Partnership (Wireless) | WIRELESS PROV | More |
| 908 | 431 | BELLE MEAD | New Jersey | UNITED TEL. CO. OF NEW JERSEY DBA CENTURYLINK | IND. TELCO | More |
| 909 | 431 | COLTON | California | PACIFIC BELL | RBOC | More |
| 910 | 431 | WILMINGTON | North Carolina | SUNCOM DBA T-MOBILE USA | PCS | More |
| 912 | 431 | ALBANY | Georgia | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 913 | 431 | KANSASCITY | Kansas | ONVOY, LLC - KS | | More |
| 914 | 431 | WSCHSTZN05 | New York | UCOMTEL INC. | | More |
| 915 | 431 | ALBANY | Texas | TEXAS COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 916 | 431 | WEST SACRAMENTO | California | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA | CLEC | More |
| 917 | 431 | NWYRCYZN01 | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 918 | 431 | TAHLEQUAH | Oklahoma | SOUTHWESTERN BELL | RBOC | More |
| 919 | 431 | RALEIGH | North Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 920 | 431 | GREEN BAY | Wisconsin | WISCONSIN BELL INC | RBOC | More |
| 925 | 431 | PITTSBURG | California | PACIFIC BELL | RBOC | More |
| 928 | 431 | BLACK MESA | Arizona | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 929 | 431 | NWYRCYZN04 | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 931 | 431 | OAK GROVE | Kentucky | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 937 | 431 | BEAVERCREEK | Ohio | OHIO BELL TEL CO | RBOC | More |
| 941 | 431 | NORTH NAPLES | Florida | ALLTEL WIRELESS HOLDINGS, LLC - FL | | More |
| 949 | 431 | IRVINE | California | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA | CLEC | More |
| 951 | 431 | COLTON | California | PACIFIC BELL | RBOC | More |
| 952 | 431 | APPLE VALLEY | Minnesota | FRONTIER COMMUNICATIONS OF MINNESOTA, INC. | IND. TELCO | More |
| 954 | 431 | HOLLYWOOD | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 956 | 431 | BROWNSVL | Texas | ONVOY, LLC - TX | | More |
| 970 | 431 | GYPSUM | Colorado | ONVOY, LLC - CO | | More |
| 971 | 431 | GRESHAM | Oregon | BANDWIDTH.COM CLEC, LLC - OR | | More |
| 972 | 431 | PLANO | Texas | CENTURYLINK COMMUNICATIONS, LLC | | More |
| 973 | 431 | NEWARK | New Jersey | CABLEVISION LIGHTPATH, INC. - NJ | CLEC | More |
| 978 | 431 | LITTLETON | Massachusetts | PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA | | More |
| 979 | 431 | BRYAN | Texas | LEVEL 3 COMMUNICATIONS, LLC - TX | CLEC | More |
| 980 | 431 | CHARLOTTE | North Carolina | FIVE9, INC. | | More |
| 989 | 431 | CASS CITY | Michigan | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | | More |
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