Area
Code | Prefix | City/Switch Name
(Click for city search) | State/Prov.
Area Map | Telephone Company
Web link | Telco
Type | More
Info |
|---|
| 201 | 231 | RUTHERFORD | New Jersey | AT&T - LOCAL | CLEC | More |
| 202 | 231 | WSHNGTNZN1 | District of Columbia | VERIZON WASHINGTON DC, INC. | RBOC | More |
| 203 | 231 | ANSONIDRBY | Connecticut | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT | WIRELESS PROV | More |
| 204 | 231 | WINNIPEG | Manitoba | MTS Inc. | IND. TELCO | More |
| 205 | 231 | BIRMINGHAM | Alabama | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 206 | 231 | BAINBDG IS | Washington | QWEST CORPORATION | RBOC | More |
| 207 | 231 | FORT KENT | Maine | BELL ATLANTIC MOBILE, INC | WIRELESS PROV | More |
| 208 | 231 | SETTERS | Idaho | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | IND. TELCO | More |
| 209 | 231 | JACKSON | California | ONVOY, LLC - CA | | More |
| 210 | 231 | SANANTONIO | Texas | SOUTHWESTERN BELL | RBOC | More |
| 212 | 231 | NWYRCYZN01 | New York | GLOBAL CROSSING LOCAL SERVICES, INC. - NY | CAP | More |
| 213 | 231 | LSAN DA 01 | California | LEVEL 3 COMMUNICATIONS, LLC - CA | CLEC | More |
| 214 | 231 | DALLAS | Texas | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 215 | 231 | PHLDLPHZN1 | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 216 | 231 | CLEVELAND | Ohio | OHIO BELL TEL CO | RBOC | More |
| 217 | 231 | QUINCY | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 218 | 231 | HIBBING | North Dakota | ONVOY, LLC - MN | | More |
| 219 | 231 | PORTAGE | Indiana | METROPCS, INC. | | More |
| 220 | 231 | JOHNSTOWN | Ohio | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH | CLEC | More |
| 223 | 231 | HARISBGZN1 | Pennsylvania | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 224 | 231 | ROSELLE | Illinois | TELEPORT COMMUNICATIONS AMERICA, LLC - IL | CAP | More |
| 225 | 231 | BATONROUGE | Louisiana | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 226 | 231 | Tillsonburg | Ontario | TELUS Mobility | PCS | More |
| 227 | 231 | WSHNGTNZN6 | Maryland | ONVOY, LLC - MD | | More |
| 228 | 231 | BAYSTLOUIS | Mississippi | MCC TELEPHONY OF THE SOUTH, LLC - MS | | More |
| 229 | 231 | CORDELE | Georgia | BANDWIDTH.COM CLEC, LLC - GA | | More |
| 234 | 231 | AKRON | Ohio | XO OHIO, INC. | CLEC | More |
| 239 | 231 | NAPLES | Florida | METROPCS, INC. | | More |
| 240 | 231 | HAGERSTOWN | Maryland | CORE COMMUNICATIONS, INC.- MD | CLEC | More |
| 248 | 231 | NORTHVILLE | Michigan | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 250 | 231 | TRAIL | British Columbia | TELUS Mobility | WIRELESS PROV | More |
| 251 | 231 | JACKSON | Alabama | DELTACOM, INC. - AL | CLEC | More |
| 252 | 231 | ROCKYMOUNT | North Carolina | FRONTIER COMMUNICATIONS OF AMERICA, INC. - NC | | More |
| 253 | 231 | TACOMAWVLY | Washington | LEVEL 3 COMMUNICATIONS, LLC - WA | CLEC | More |
| 254 | 231 | TEMPLE | Texas | LEVEL 3 COMMUNICATIONS, LLC - TX | CLEC | More |
| 256 | 231 | ANNISTON | Alabama | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 260 | 231 | LINN GROVE | Indiana | LEVEL 3 COMMUNICATIONS, LLC - IN | CLEC | More |
| 262 | 231 | LAKEGENEVA | Wisconsin | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 267 | 231 | PHLDLPHZN1 | Pennsylvania | OMNIPOINT COMMUNICATIONS ENTERPRISES, LP | WIRELESS PROV | More |
| 269 | 231 | NEWBUFFALO | Michigan | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | WIRELESS PROV | More |
| 270 | 231 | OWENSBORO | Kentucky | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 272 | 231 | SELINSGRV | Pennsylvania | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 276 | 231 | GALAX | Virginia | BANDWIDTH.COM CLEC, LLC - VA | | More |
| 279 | 231 | SCRM MAIN | California | NUSO, LLC | | More |
| 281 | 231 | WESTFIELD | Texas | SOUTHWESTERN BELL | RBOC | More |
| 289 | 231 | NEWMARKET | Ontario | Rogers Communications Partnership (Wireless) | WIRELESS PROV | More |
| 301 | 231 | WSNGTNZN11 | Maryland | VERIZON MARYLAND, INC. | RBOC | More |
| 302 | 231 | ANGOLA | Delaware | TELEPORT COMMUNICATIONS AMERICA, LLC - PA | CLEC | More |
| 303 | 231 | DENVER | Colorado | QWEST CORPORATION | RBOC | More |
| 304 | 231 | WHELNGZON1 | West Virginia | FRONTIER WEST VIRGINIA INC. | RBOC | More |
| 305 | 231 | MIAMI | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 306 | 231 | HUMBOLDT | Saskatchewan | SaskTel Mobility | | More |
| 307 | 231 | PINEDALE | Wyoming | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY | WIRELESS PROV | More |
| 308 | 231 | KEARNEY | Nebraska | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE | | More |
| 309 | 231 | PEORIA | Illinois | UNITED STATES CELLULAR - IL | WIRELESS PROV | More |
| 310 | 231 | W ANGELES | California | FRONTIER CALIFORNIA INC. | IND. TELCO | More |
| 312 | 231 | ROSELLE | Illinois | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 313 | 231 | DETROITZN6 | Michigan | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | | More |
| 314 | 231 | ST LOUIS | Missouri | SOUTHWESTERN BELL | RBOC | More |
| 315 | 231 | ONEIDA | New York | TC SYSTEMS, INC. - NY | CAP | More |
| 316 | 231 | TOWANDA | Kansas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 317 | 231 | INDIANAPLS | Indiana | INDIANA BELL TEL CO INC | RBOC | More |
| 318 | 231 | LKPROVIDNC | Louisiana | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 319 | 231 | WATERLOO | Iowa | UNITED STATES CELLULAR - IA | WIRELESS PROV | More |
| 320 | 231 | WILLMAR | Minnesota | QWEST CORPORATION | RBOC | More |
| 321 | 231 | ORLANDO | Florida | OMNIPOINT MIAMI E LICENSE, LLC | PCS | More |
| 323 | 231 | LSAN DA 08 | California | PACIFIC BELL | RBOC | More |
| 325 | 231 | MERKEL | Texas | LEVEL 3 COMMUNICATIONS, LLC - TX | CLEC | More |
| 330 | 231 | MILLERSBG | Ohio | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH | WIRELESS PROV | More |
| 331 | 231 | NAPERVILLE | Illinois | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 332 | 231 | NWYRCYZN01 | New York | SHELCOMM | | More |
| 334 | 231 | UNIONTOWN | Alabama | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL | WIRELESS PROV | More |
| 336 | 231 | WINSTN SAL | North Carolina | LEVEL 3 TELECOM OF NORTH CAROLINA, LP - NC | CLEC | More |
| 337 | 231 | LAFAYETTE | Louisiana | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 339 | 231 | SAUGUS | Massachusetts | COMCAST IP PHONE, LLC | | More |
| 341 | 231 | ELSBR-PINL | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 346 | 231 | HOUSTON | Texas | LEVEL 3 COMMUNICATIONS, LLC - TX | CLEC | More |
| 347 | 231 | NWYRCYZN08 | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 351 | 231 | GLOUCESTER | Massachusetts | OMNIPOINT MIAMI E LICENSE, LLC | PCS | More |
| 352 | 231 | GAINESVL | Florida | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | WIRELESS PROV | More |
| 360 | 231 | YALE | Washington | LEWIS RIVER TEL. CO., INC. | IND. TELCO | More |
| 361 | 231 | HEBBRONVL | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 380 | 231 | COLUMBUS | Ohio | AERIAL COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 385 | 231 | KAYSVILLE | Utah | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 386 | 231 | DAYTONABCH | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 401 | 231 | CENTREDALE | Rhode Island | VERIZON NEW ENGLAND INC. | RBOC | More |
| 402 | 231 | OMAHA | Nebraska | QWEST CORPORATION | RBOC | More |
| 403 | 231 | CALGARY | Alberta | TELUS | IND. TELCO | More |
| 404 | 231 | ATLANTA | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 405 | 231 | OKLA CITY | Oklahoma | SOUTHWESTERN BELL | RBOC | More |
| 406 | 231 | GREATFALLS | Montana | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 407 | 231 | ORLANDO | Florida | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 408 | 231 | SNJS WEST | California | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 409 | 231 | JASPER | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 410 | 231 | SOLOMONS | Maryland | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 412 | 231 | PTTSBGZON1 | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 413 | 231 | SPRINGFLD | Massachusetts | TC SYSTEMS, INC. | CAP | More |
| 414 | 231 | MILWAUKZN1 | Wisconsin | WISCONSIN BELL INC | RBOC | More |
| 415 | 231 | SNFC CNTRL | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 416 | 231 | TORONTO | Ontario | Bell Canada | IND. TELCO | More |
| 417 | 231 | BRANSON | Missouri | LEVEL 3 COMMUNICATIONS, LLC - MO | CLEC | More |
| 418 | 231 | ST AUSTIN MOUTAINS | Quebec | Bell Canada | IND. TELCO | More |
| 419 | 231 | LIMA | Ohio | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 423 | 231 | MORRISTOWN | Tennessee | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 424 | 231 | LOS ANGELES | California | LEVEL 3 COMMUNICATIONS, LLC - CA | CLEC | More |
| 425 | 231 | EVERETT | Washington | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA | | More |
| 430 | 231 | MILLER GRV | Texas | CENTURYLINK COMMUNICATIONS, LLC | | More |
| 432 | 231 | BALMORHEA | Texas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | WIRELESS PROV | More |
| 434 | 231 | SCHUYLER | Virginia | ONVOY, LLC - VA | | More |
| 435 | 231 | ENTERPRISE | Utah | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT | WIRELESS PROV | More |
| 440 | 231 | PAINESVL | Ohio | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 442 | 231 | EL CENTRO | California | TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB | | More |
| 443 | 231 | ESSEX | Maryland | TELEPORT COMMUNICATIONS AMERICA, LLC - MD | CAP | More |
| 445 | 231 | PHPHSBZN39 | Pennsylvania | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA | WIRELESS PROV | More |
| 447 | 231 | CHATHAM | Illinois | COMMIO, LLC | | More |
| 448 | 231 | TALLAHASSE | Florida | TELEPORT COMMUNICATIONS AMERICA, LLC - FL | CLEC | More |
| 450 | 231 | Chomedey | Quebec | Iristel Inc. | | More |
| 458 | 231 | PRINEVILLE | Oregon | QWEST CORPORATION | RBOC | More |
| 463 | 231 | INDIANAPLS | Indiana | ONVOY, LLC - IN | | More |
| 464 | 231 | FOREST | Illinois | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 469 | 231 | GRANDPRARI | Texas | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 470 | 231 | ATLANTA | Georgia | BANDWIDTH.COM CLEC, LLC - GA | | More |
| 472 | 231 | LUMBERTON | North Carolina | ONVOY, LLC - NC | | More |
| 475 | 231 | TRUMBULL | Connecticut | CHARTER FIBERLINK CT-CCO, LLC - CT | | More |
| 478 | 231 | EASTMAN | Georgia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - GA | WIRELESS PROV | More |
| 479 | 231 | FORT SMITH | Arkansas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 480 | 231 | PHOENIX | Arizona | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 484 | 231 | PHPHSBZN30 | Pennsylvania | ONVOY, LLC - PA | | More |
| 501 | 231 | LITTLEROCK | Arkansas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 502 | 231 | LOUISVILLE | Kentucky | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 503 | 231 | PORTLAND | Oregon | QWEST CORPORATION | RBOC | More |
| 504 | 231 | KENNER | Louisiana | VOICESTREAM GSM I, LLC | | More |
| 505 | 231 | SANTA FE | New Mexico | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NM | WIRELESS PROV | More |
| 507 | 231 | JANESVILLE | Minnesota | CONSOLIDATED COMMUNICATIONS ENTERPRISE SVCS-MN | CLEC | More |
| 508 | 231 | FRAMINGHAM | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 509 | 231 | KENNEWICK | Washington | ONVOY, LLC - WA | | More |
| 510 | 231 | RICHMOND | California | PACIFIC BELL | RBOC | More |
| 512 | 231 | AUSTIN | Texas | SOUTHWESTERN BELL | RBOC | More |
| 513 | 231 | CINCINNATI | Ohio | CINCINNATI BELL | IND. TELCO | More |
| 514 | 231 | MONTREAL | Quebec | Bell Mobility | WIRELESS PROV | More |
| 515 | 231 | AMES | Iowa | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA | WIRELESS PROV | More |
| 516 | 231 | BRENTWOOD | New York | PEERLESS NETWORK OF NEW YORK, LLC - NY | | More |
| 517 | 231 | CHARLOTTE | Michigan | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | WIRELESS PROV | More |
| 518 | 231 | CENTRALBDG | New York | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 519 | 231 | Galt | Ontario | MTS Allstream Inc. | CLEC | More |
| 520 | 231 | WICKENBURG | Arizona | BANDWIDTH.COM CLEC, LLC - AZ | | More |
| 530 | 231 | DAVIS | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 531 | 231 | CLAYCENTER | Nebraska | ONVOY, LLC - NE | | More |
| 534 | 231 | STEVENS PT | Wisconsin | ONVOY, LLC - WI | | More |
| 539 | 231 | DEWEY | Oklahoma | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 540 | 231 | BLACKSBURG | Virginia | LEVEL 3 COMMUNICATIONS, LLC - VA | CLEC | More |
| 541 | 231 | CORVALLIS | Oregon | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | | More |
| 551 | 231 | OAKLAND | New Jersey | BANDWIDTH.COM CLEC, LLC - NJ | | More |
| 559 | 231 | MADERA | California | AT&T CORP. | | More |
| 561 | 231 | VERO BEACH | Florida | OMNIPOINT MIAMI E LICENSE, LLC | PCS | More |
| 562 | 231 | DOWNEY | California | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | | More |
| 563 | 231 | DUBUQUE | Iowa | UNITED STATES CELLULAR - IA | WIRELESS PROV | More |
| 564 | 231 | SOUTH BEND | Washington | COMCAST IP PHONE, LLC | | More |
| 567 | 231 | CHESTERVL | Ohio | LEVEL 3 COMMUNICATIONS, LLC - OH | CLEC | More |
| 570 | 231 | BERWICK | Ohio | D&E/OMNIPOINT WIREL JOINT VENT LP DBA PCS ONE | PCS | More |
| 571 | 231 | TRIANGLE | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 572 | 231 | EDMOND | Oklahoma | COMMIO, LLC | | More |
| 573 | 231 | HANNIBAL | Missouri | SOUTHWESTERN BELL | RBOC | More |
| 574 | 231 | SOUTH BEND | Indiana | INDIANA BELL TEL CO INC | RBOC | More |
| 575 | 231 | ARTESIA | New Mexico | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 579 | 231 | Chomedey | Quebec | TELUS Quebec | | More |
| 580 | 231 | ENID | Oklahoma | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 581 | 231 | Fermont | Quebec | TELUS Mobility | PCS | More |
| 582 | 231 | SMETHPORT | Pennsylvania | TELEPORT COMMUNICATIONS AMERICA, LLC - PA | CAP | More |
| 585 | 231 | ROCHESTER | New York | FRONTIER TELEPHONE OF ROCHESTER, INC. | IND. TELCO | More |
| 586 | 231 | MT CLEMENS | Michigan | COMCAST IP PHONE, LLC | | More |
| 587 | 231 | Calgary | Alberta | TELUS | IND. TELCO | More |
| 601 | 231 | MENDENHALL | Mississippi | DIXIE NET COMMUNICATIONS, LLC | CLEC | More |
| 602 | 231 | PHOENIX | Arizona | QWEST CORPORATION | RBOC | More |
| 603 | 231 | DERRY | New Hampshire | OMNIPOINT MIAMI E LICENSE, LLC | PCS | More |
| 604 | 231 | RICHMOND | British Columbia | TELUS | IND. TELCO | More |
| 605 | 231 | SIOUX FLS | South Dakota | AERIAL COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 606 | 231 | LONDON | Kentucky | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 607 | 231 | BINGHAMTON | New York | CHOICE ONE COMMUNICATIONS, INC. - NY | CLEC | More |
| 608 | 231 | MADISON | Wisconsin | WISCONSIN BELL INC | RBOC | More |
| 609 | 231 | CAPMAYCTHS | New Jersey | OMNIPOINT COMMUNICATIONS ENTERPRISES, LP | WIRELESS PROV | More |
| 610 | 231 | CATASAUQUA | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 612 | 231 | TWINCITIES | Minnesota | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 613 | 231 | OTTAWA | Ontario | Bell Canada | IND. TELCO | More |
| 614 | 231 | COLUMBUS | Ohio | OHIO BELL TEL CO | RBOC | More |
| 615 | 231 | NASHVILLE | Tennessee | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 617 | 231 | WATERTOWN | Massachusetts | GLOBAL CROSSING LOCAL SERVICES, INC. - MA | CLEC | More |
| 618 | 231 | CENTRALIA | Illinois | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 619 | 231 | SNDG SNDG | California | PACIFIC BELL | RBOC | More |
| 620 | 231 | PITTSBURG | Kansas | SOUTHWESTERN BELL | RBOC | More |
| 623 | 231 | PHOENIX | Arizona | LEVEL 3 COMMUNICATIONS, LLC - AZ | | More |
| 626 | 231 | ARCADIA | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 628 | 231 | SNFC CNTRL | California | TELEPORT COMMUNICATIONS AMERICA, LLC - CA | CLEC | More |
| 629 | 231 | OLDHICKORY | Tennessee | ONVOY, LLC - TN | | More |
| 630 | 231 | W CHICAGO | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 631 | 231 | BRENTWOOD | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 636 | 231 | WASHINGTON | Missouri | WINDSTREAM NUVOX MISSOURI, LLC | CLEC | More |
| 640 | 231 | BARNEGAT | New Jersey | ONVOY, LLC - NJ | | More |
| 641 | 231 | CLEAR LAKE | Iowa | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA | WIRELESS PROV | More |
| 646 | 231 | NYCZ 1 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 647 | 231 | Toronto | Ontario | Bell Mobility | WIRELESS PROV | More |
| 650 | 231 | FREMONT | California | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 651 | 231 | TWIN CITIES | Minnesota | AERIAL COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 656 | 231 | TAMPANTH | Florida | AERIAL COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 657 | 231 | SANTA ANA | California | AT&T CORP. | | More |
| 659 | 231 | HAMILTON | Alabama | POWERTEL BIRMINGHAM LICENSES, INC. | WIRELESS PROV | More |
| 660 | 231 | DEEPWATER | Missouri | LEVEL 3 COMMUNICATIONS, LLC - MO | CLEC | More |
| 661 | 231 | BKFD BK01 | California | BANDWIDTH.COM CLEC, LLC - CA | | More |
| 662 | 231 | TUPELO | Mississippi | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 667 | 231 | BALTIMORE | Maryland | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | WIRELESS PROV | More |
| 669 | 231 | SNJS WEST | California | LEVEL 3 COMMUNICATIONS, LLC - CA | CLEC | More |
| 678 | 231 | ATLANTA NORTHEAST | Georgia | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 680 | 231 | UTICA | New York | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 681 | 231 | MOOREFIELD | West Virginia | BANDWIDTH.COM CLEC, LLC - WV | | More |
| 682 | 231 | FORT WORTH | Texas | ONVOY, LLC - TX | | More |
| 689 | 231 | WINTERPARK | Florida | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | WIRELESS PROV | More |
| 701 | 231 | FARGO | North Dakota | QWEST CORPORATION | RBOC | More |
| 702 | 231 | LAS VEGAS | Nevada | CENTRAL TEL. CO. - NEVADA DBA CENTURYLINK | IND. TELCO | More |
| 703 | 231 | BALTIMORE | Maryland | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | WIRELESS PROV | More |
| 704 | 231 | CHARLOTTE | North Carolina | SUNCOM DBA T-MOBILE USA | PCS | More |
| 705 | 231 | Iroquois Falls NT | Ontario | NorthernTel Limited Partnership (Mobility) | | More |
| 706 | 231 | AUGUSTA | Georgia | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 707 | 231 | SONOMA | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
| 708 | 231 | ELK GROVE | Illinois | LEVEL 3 COMMUNICATIONS, LLC - IL | CLEC | More |
| 709 | 231 | Harbour Main | Newfoundland | Bragg Communications Inc. | CLEC | More |
| 712 | 231 | HOSPERS | Iowa | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 713 | 231 | HOUSTON | Texas | AERIAL COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 714 | 231 | ANAHEIM | California | METROPCS NETWORKS, LLC | | More |
| 715 | 231 | MENOMONIE | Wisconsin | 24-7 TELCOM, INC. - WI | CLEC | More |
| 716 | 231 | BRIGHTON | New York | TIME WARNER CABLE INFO SVCE (NEW YORK) LLC-NY | | More |
| 717 | 231 | HARRISBURG | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 718 | 231 | NYCZ 5 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 719 | 231 | COLORADO SPRINGS | Colorado | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 720 | 231 | DENVER | Colorado | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 724 | 231 | GREENSBURG | Pennsylvania | IDT AMERICA, CORP. - PA | | More |
| 725 | 231 | LAS VEGAS | Nevada | BANDWIDTH.COM CLEC, LLC - NV | | More |
| 726 | 231 | SANANTONIO | Texas | NUSO, LLC | | More |
| 727 | 231 | TAMPA | Florida | MCI WORLDCOM COMMUNICATIONS, INC. - FL | CLEC | More |
| 730 | 231 | E ST LOUIS | Illinois | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 731 | 231 | PARIS | Tennessee | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 732 | 231 | NEWARK | New Jersey | GLOBAL CROSSING LOCAL SERVICES, INC. - NJ | | More |
| 734 | 231 | TRENTON | Michigan | METROPCS, INC. | | More |
| 737 | 231 | AUSTIN | Texas | BANDWIDTH.COM CLEC, LLC - TX | | More |
| 740 | 231 | COLUMBUS | Ohio | LEVEL 3 COMMUNICATIONS, LLC - OH | CLEC | More |
| 743 | 231 | MADISON | North Carolina | ONVOY SPECTRUM, LLC | | More |
| 747 | 231 | GLENDALE | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 754 | 231 | HOLLYWOOD | Florida | OMNIPOINT MIAMI E LICENSE, LLC | PCS | More |
| 757 | 231 | NEWPORT NEWS ZONE 4 | Virginia | CAVALIER TELEPHONE, LLC - VA | CLEC | More |
| 760 | 231 | SAN DIEGO | California | COMCAST IP PHONE, LLC | | More |
| 762 | 231 | DALTON | Georgia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - GA | WIRELESS PROV | More |
| 763 | 231 | TWIN CITIES | Minnesota | POPP COMMUNICATIONS - MN | | More |
| 765 | 231 | INDIANAPOLIS | Indiana | LEVEL 3 COMMUNICATIONS, LLC - IN | CLEC | More |
| 769 | 231 | MADISON | Mississippi | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 770 | 231 | ATLANTA NORTHEAST | Georgia | POWERTEL ATLANTA LICENSES, INC. | WIRELESS PROV | More |
| 771 | 231 | WSHNGTNZN1 | District of Columbia | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 772 | 231 | VERO BEACH | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 773 | 231 | CHICAGO ZONE 1 | Illinois | LEVEL 3 COMMUNICATIONS, LLC - IL | CLEC | More |
| 774 | 231 | NATICK | Massachusetts | TC SYSTEMS, INC. | CAP | More |
| 775 | 231 | FISH LAKE VALLEY | Nevada | UTILITY TELECOM GROUP, LLC - NV | | More |
| 778 | 231 | Vancouver | British Columbia | Bell Mobility | WIRELESS PROV | More |
| 779 | 231 | JOLIET | Illinois | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL | CLEC | More |
| 780 | 231 | EDMONTON | Alberta | Bell Mobility | WIRELESS PROV | More |
| 781 | 231 | SAUGUS | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 785 | 231 | TOPEKA | Kansas | SOUTHWESTERN BELL | RBOC | More |
| 786 | 231 | PERRINE | Florida | DELTACOM, INC. - FL | CLEC | More |
| 787 | 231 | GUAYNABO | Puerto Rico | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 801 | 231 | SALT LAKE CITY | Utah | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 802 | 231 | DORSET | Vermont | UNITED STATES CELLULAR - VT | WIRELESS PROV | More |
| 803 | 231 | COLUMBIA | South Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 804 | 231 | RICHMOND | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 805 | 231 | SHERMAN OAKS | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
| 806 | 231 | AMARILLO | Texas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | WIRELESS PROV | More |
| 807 | 231 | Marathon | Ontario | Thunder Bay Mobility | | More |
| 808 | 231 | HONOLULU (OAHU ISLA | Hawaii | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 810 | 231 | HAMBURG | Michigan | MICHIGAN BELL TEL CO | RBOC | More |
| 812 | 231 | TERRE HAUTE | Indiana | FRONTIER NORTH, INC.. - IN | IND. TELCO | More |
| 813 | 231 | TAMPA | Florida | FRONTIER FLORIDA LLC DBA FRONTIER COMM OF FLORIDA | IND. TELCO | More |
| 814 | 231 | STATE COLLEGE | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 815 | 231 | ROCKFORD | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 816 | 231 | KANSAS CITY BENTON | Missouri | SOUTHWESTERN BELL | RBOC | More |
| 817 | 231 | FORT WORTH SAGINAW | Texas | SOUTHWESTERN BELL | RBOC | More |
| 818 | 231 | LOS ANGELES | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 819 | 231 | Scotstown | Quebec | 9163-7918 Quebec Inc | | More |
| 826 | 231 | HARRISONBG | Virginia | IP HORIZON LLC | | More |
| 828 | 231 | ASHEVILLE | North Carolina | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC | WIRELESS PROV | More |
| 830 | 231 | GILLETT | Texas | PEERLESS NETWORK OF TEXAS, LLC - TX | | More |
| 831 | 231 | GREENFIELD | California | ONVOY SPECTRUM, LLC | | More |
| 832 | 231 | HOUSTON | Texas | AERIAL COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 835 | 231 | CATASAUQUA | Pennsylvania | OMNIPOINT COMMUNICATIONS ENTERPRISES, LP | WIRELESS PROV | More |
| 838 | 231 | COLONIE | New York | ONVOY, LLC- NY | | More |
| 839 | 231 | ORANGEBURG | South Carolina | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 840 | 231 | POMONA | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 843 | 231 | MYRTLE BEACH | South Carolina | FRONTIER COMMUNICATIONS OF THE CAROLINAS INC. - SC | IND. TELCO | More |
| 845 | 231 | POUGHKEEPSIE | New York | PAETEC COMMUNICATIONS, INC. - NY | CLEC | More |
| 847 | 231 | CHICAGO | Illinois | TELEPORT COMMUNICATIONS AMERICA, LLC - IL | CAP | More |
| 848 | 231 | FREEHOLD | New Jersey | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NJ | WIRELESS PROV | More |
| 850 | 231 | SEAGROVE BEACH | Florida | CENTURYLINK OF FLORIDA, INC. (CENTRAL) | IND. TELCO | More |
| 854 | 231 | LAUREL BAY | South Carolina | BANDWIDTH.COM CLEC, LLC - SC | | More |
| 856 | 231 | MOORESTOWN | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
| 857 | 231 | WOBURN | Massachusetts | METROPCS, INC. | | More |
| 858 | 231 | POWAY | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 859 | 231 | LEXINGTON MAIN | Kentucky | WINDSTREAM KENTUCKY EAST, INC. - LEXINGTON | | More |
| 860 | 231 | WEST HARTFORD | Connecticut | SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT | IND. TELCO | More |
| 862 | 231 | NEWARK | New Jersey | OMNIPOINT COMMUNICATIONS, INC. - NJ | WIRELESS PROV | More |
| 863 | 231 | FORT MYERS | Florida | WINDSTREAM NUVOX, INC. | CLEC | More |
| 864 | 231 | ANDERSON | South Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 865 | 231 | KNOXVILLE | Tennessee | US LEC OF TENNESSEE, INC. | CLEC | More |
| 870 | 231 | CAMDEN | Arkansas | SOUTHWESTERN BELL | RBOC | More |
| 872 | 231 | CHICGOZN03 | Illinois | ONVOY, LLC | | More |
| 878 | 231 | WEXFORD | Pennsylvania | CONSOLIDATED COMMUNICATIONS OF PENNSYLVANIA CO | IND. TELCO | More |
| 901 | 231 | WHITEVILLE | Tennessee | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 902 | 231 | Alberton | Nova Scotia | Bragg Communications Inc. | CLEC | More |
| 903 | 231 | DALLAS | Texas | LEVEL 3 COMMUNICATIONS, LLC - TX | CLEC | More |
| 904 | 231 | ST AUGUSTINE | Florida | COMMIO, LLC | | More |
| 905 | 231 | Ajax-Pickering | Ontario | Rogers Communications Partnership (Cable) | CLEC | More |
| 906 | 231 | HOUGHTON | Michigan | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | WIRELESS PROV | More |
| 907 | 231 | ANCHORAGE | Alaska | TELALASKA CELLULAR, INC. | | More |
| 908 | 231 | SOMERVILLE | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
| 909 | 231 | LOS ANGELES | California | METROPCS NETWORKS, LLC | | More |
| 910 | 231 | WILMINGTON | North Carolina | UNITED STATES CELLULAR - NC | WIRELESS PROV | More |
| 912 | 231 | SAVANNAH | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 913 | 231 | KANSAS CITY | Kansas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 914 | 231 | WESTCHESTER ZONE 4 | New York | CABLEVISION LIGHTPATH, INC. - NY | CLEC | More |
| 915 | 231 | EL PASO NORTH | Texas | SOUTHWESTERN BELL | RBOC | More |
| 916 | 231 | SACRAMENTO | California | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | CLEC | More |
| 917 | 231 | NEW YORK CITY ZONE | New York | YMAX COMMUNICATIONS CORP. - NY | | More |
| 918 | 231 | TULSA | Oklahoma | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 919 | 231 | RALEIGH | North Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 920 | 231 | OSHKOSH | Wisconsin | WISCONSIN BELL INC | RBOC | More |
| 925 | 231 | SAN FRANCISCO | California | LEVEL 3 COMMUNICATIONS, LLC - CA | CLEC | More |
| 928 | 231 | WICKENBURG | Arizona | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ | WIRELESS PROV | More |
| 929 | 231 | NWYRCYZN10 | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 930 | 231 | JASONVILLE | Indiana | BANDWIDTH.COM CLEC, LLC - IN | | More |
| 931 | 231 | BRENTWOOD | Tennessee | US LEC OF TENNESSEE, INC. | CLEC | More |
| 934 | 231 | RIVERHEAD | New York | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | WIRELESS PROV | More |
| 936 | 231 | GRANGERLAND | Texas | CONSOLIDATED COMMUNICATIONS OF TEXAS COMPANY | IND. TELCO | More |
| 937 | 231 | DAYTON | Ohio | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 938 | 231 | ROGERSVL | Alabama | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 939 | 231 | BAYAMONNOR | Puerto Rico | SUNCOM DBA T-MOBILE USA | PCS | More |
| 940 | 231 | DENTON | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 941 | 231 | VENICE | Florida | ONVOY, LLC - FL | | More |
| 943 | 231 | ATLANTA NW | Georgia | ONVOY, LLC - GA | | More |
| 945 | 231 | SEAGOVILLE | Texas | BANDWIDTH.COM CLEC, LLC - TX | | More |
| 947 | 231 | BIRMINGHAM | Michigan | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 949 | 231 | SANTA ANA | California | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 951 | 231 | RIVERSIDE | California | GLOBAL CROSSING LOCAL SERVICES, INC. - CA | CLEC | More |
| 952 | 231 | TWIN CITIES | Minnesota | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 954 | 231 | FORT LAUDERDALE | Florida | ONVOY, LLC - FL | | More |
| 956 | 231 | LAREDO | Texas | GRANDE COMMUNICATIONS NETWORKS, INC. - TX | CLEC | More |
| 959 | 231 | DEEP RIVER | Connecticut | OMNIPOINT COMMUNICATIONS, INC. - CT | WIRELESS PROV | More |
| 970 | 231 | FORT COLLINS | Colorado | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 971 | 231 | PORTLAND | Oregon | BANDWIDTH.COM CLEC, LLC - OR | | More |
| 972 | 231 | DALLAS RICHARDSON | Texas | SOUTHWESTERN BELL | RBOC | More |
| 973 | 231 | NEWARK | New Jersey | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 978 | 231 | GLOUCESTER | Massachusetts | XO MASSACHUSETS, INC. | CLEC | More |
| 979 | 231 | GARWOOD | Texas | BANDWIDTH.COM CLEC, LLC - TX | | More |
| 980 | 231 | DAVIDSON | North Carolina | BANDWIDTH.COM CLEC, LLC - NC | | More |
| 984 | 231 | GOLDSTON | North Carolina | BANDWIDTH.COM CLEC, LLC - NC | | More |
| 985 | 231 | NEW ORLEANS | Louisiana | LEVEL 3 COMMUNICATIONS, LLC - LA | | More |
| 986 | 231 | IDAHOFALLS | Idaho | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - ID | WIRELESS PROV | More |
| 989 | 231 | GAYLORD | Michigan | TELNET WORLDWIDE, INC. | CLEC | More |
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