Area Code | Prefix | City/Switch Name (Click for city search) | State/Prov. Area Map | Telephone Company Web link | Telco Type | More Info |
|---|
| 201 | 340 | RUTHERFORD | New Jersey | LEVEL 3 COMMUNICATIONS, LLC - NJ | CLEC | More |
| 202 | 340 | WSHNGTNZN1 | District of Columbia | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 203 | 340 | GREENWICH | Connecticut | CABLEVISION LIGHTPATH, INC. - CT | CLEC | More |
| 204 | 340 | LAC DU BONNET | Manitoba | MTS Inc. | | More |
| 205 | 340 | CENTREVL | Alabama | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL | WIRELESS PROV | More |
| 206 | 340 | SEATTLE | Washington | QWEST CORPORATION | RBOC | More |
| 207 | 340 | KINGFIELD | Maine | BELL ATLANTIC MOBILE, INC | WIRELESS PROV | More |
| 208 | 340 | BOISE | Idaho | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 209 | 340 | LODI | California | ONVOY, LLC - CA | | More |
| 210 | 340 | SANANTONIO | Texas | SOUTHWESTERN BELL | RBOC | More |
| 212 | 340 | NWYRCYZN01 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 213 | 340 | LSAN DA 01 | California | ONVOY, LLC - CA | | More |
| 214 | 340 | DALLAS | Texas | SOUTHWESTERN BELL | RBOC | More |
| 215 | 340 | DOYLESTOWN | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 216 | 340 | CLEVELAND | Ohio | NUSO, LLC | | More |
| 217 | 340 | MARSHALL | Illinois | TELNYX LLC | | More |
| 218 | 340 | DULUTH | Minnesota | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MN | | More |
| 219 | 340 | MEDARYVL | Indiana | ONVOY, LLC - IN | | More |
| 223 | 340 | COLUMBIA | Pennsylvania | D&E/OMNIPOINT WIREL JOINT VENT LP DBA PCS ONE | PCS | More |
| 224 | 340 | DESPLAINES | Illinois | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | WIRELESS PROV | More |
| 225 | 340 | WILSON | Louisiana | ONVOY SPECTRUM, LLC | | More |
| 229 | 340 | CUTHBERT | Georgia | MCC TELEPHONY OF GEORGIA, LLC - GA | | More |
| 231 | 340 | ELMIRA | Michigan | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | WIRELESS PROV | More |
| 234 | 340 | AKRON | Ohio | DISH WIRELESS, LLC | | More |
| 239 | 340 | FORT MYERS | Florida | OMNIPOINT MIAMI E LICENSE, LLC | PCS | More |
| 240 | 340 | POOLESVILLE | Maryland | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | WIRELESS PROV | More |
| 248 | 340 | PONTIAC | Michigan | MICHIGAN BELL TEL CO | RBOC | More |
| 250 | 340 | DONALD | British Columbia | TELUS | IND. TELCO | More |
| 251 | 340 | MOBILE | Alabama | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 252 | 340 | ELIZABTHCY | North Carolina | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC | WIRELESS PROV | More |
| 253 | 340 | KENT | Washington | METROPCS, INC. | | More |
| 254 | 340 | WACO | Texas | BANDWIDTH.COM CLEC, LLC - TX | | More |
| 256 | 340 | DECATUR | Alabama | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 260 | 340 | POKAGON | Indiana | ONVOY SPECTRUM, LLC | | More |
| 262 | 340 | NEWBURG | Wisconsin | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI | WIRELESS PROV | More |
| 267 | 340 | PHILADELPHIA ZONE 4 | Pennsylvania | OMNIPOINT COMMUNICATIONS ENTERPRISES, LP | WIRELESS PROV | More |
| 269 | 340 | NILES | Michigan | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | | More |
| 270 | 340 | EDMONTON | Kentucky | MCC TELEPHONY OF THE SOUTH, LLC - KY | | More |
| 272 | 340 | ELYSBURG | Pennsylvania | COMMIO, LLC | | More |
| 276 | 340 | COLLINSVL | Virginia | UNITED STATES CELLULAR - VA | WIRELESS PROV | More |
| 281 | 340 | SUGAR LAND | Texas | WINDSTREAM SUGAR LAND, LLC | IND. TELCO | More |
| 289 | 340 | Newmarket | Ontario | Rogers Communications Partnership (Cable) | CLEC | More |
| 301 | 340 | WSNGTNZN10 | Maryland | VERIZON MARYLAND, INC. | RBOC | More |
| 302 | 340 | DELAWARECY | Delaware | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 303 | 340 | AURORA | Colorado | QWEST CORPORATION | RBOC | More |
| 304 | 340 | CHRLSTNZN1 | West Virginia | FRONTIER WEST VIRGINIA INC. | RBOC | More |
| 305 | 340 | KEYS | Florida | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | WIRELESS PROV | More |
| 306 | 340 | TOWER BEACH | Saskatchewan | MTS Allstream Inc. | CLEC | More |
| 307 | 340 | LUSK | Wyoming | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY | WIRELESS PROV | More |
| 308 | 340 | MCCOOK | Nebraska | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE | | More |
| 309 | 340 | PEORIA | Illinois | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 310 | 340 | TORRANCE | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 312 | 340 | CHICGOZN01 | Illinois | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 313 | 340 | DETROITZN4 | Michigan | MICHIGAN BELL TEL CO | RBOC | More |
| 314 | 340 | ST LOUIS | Missouri | SOUTHWESTERN BELL | RBOC | More |
| 315 | 340 | GENEVA | New York | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 316 | 340 | TOWANDA | Kansas | SPRINT SPECTRUM L.P. | PCS | More |
| 317 | 340 | INDIANAPLS | Indiana | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | | More |
| 318 | 340 | MONROE | Louisiana | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 319 | 340 | DAVENPORT | Iowa | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 320 | 340 | PAYNESVL | Minnesota | MCC TELEPHONY LLC | | More |
| 321 | 340 | ORLANDO | Florida | METROPCS NETWORKS, LLC | | More |
| 323 | 340 | LSAN DA 03 | California | PACIFIC BELL | RBOC | More |
| 325 | 340 | SAN ANGELO | Texas | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX | CLEC | More |
| 330 | 340 | NEWPHLDLPH | Ohio | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH | WIRELESS PROV | More |
| 334 | 340 | DOTHAN | Alabama | CENTURYTEL TEL AL LLC (SOUTHERN) DBA CENTURYLINK | | More |
| 336 | 340 | GREENSBORO | North Carolina | SUNCOM DBA T-MOBILE USA | PCS | More |
| 337 | 340 | MERRYVILLE | Louisiana | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA | WIRELESS PROV | More |
| 346 | 340 | HSTNSUBURB | Texas | ONVOY, LLC - TX | | More |
| 347 | 340 | NWYRCYZN03 | New York | METROPCS, INC. | | More |
| 352 | 340 | WEEKICHSPG | Florida | BRIGHT HOUSE NTWS INFORMATION SVCS (FLORIDA) - FL | | More |
| 360 | 340 | SILVERDALE | Washington | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 361 | 340 | BLESSING | Texas | AWESOME PAGING, INC. | WIRELESS PROV | More |
| 364 | 340 | BROWNSVL | Kentucky | ONVOY SPECTRUM, LLC | | More |
| 385 | 340 | SALT LAKE | Utah | HD CARRIER LLC | | More |
| 386 | 340 | ALACHUA | Florida | POWERTEL JACKSONVILLE LICENSES, INC. | WIRELESS PROV | More |
| 401 | 340 | PROVIDENCE | Rhode Island | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - RI | WIRELESS PROV | More |
| 402 | 340 | O NEILL | Nebraska | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE | | More |
| 403 | 340 | RED DEER | Alberta | TELUS | IND. TELCO | More |
| 404 | 340 | XXXXXXXXXX | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 405 | 340 | EDMOND | Oklahoma | SOUTHWESTERN BELL | RBOC | More |
| 406 | 340 | FORSYTH | Montana | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 407 | 340 | ORLANDO | Florida | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | WIRELESS PROV | More |
| 408 | 340 | CAMPBELL | California | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 409 | 340 | HOUSTON | Texas | BROADWING COMMUNICATIONS, LLC - TX | CLEC | More |
| 410 | 340 | BALTIMORE | Maryland | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 412 | 340 | PTGSBNZN19 | Pennsylvania | SCHUYLKILL MOBILE FONE, INC. | WIRELESS PROV | More |
| 413 | 340 | WILLIAMSBG | Massachusetts | LEVEL 3 COMMUNICATIONS, LLC - MA | CLEC | More |
| 414 | 340 | MILWAUKEE ZONE 1 | Wisconsin | ONVOY, LLC - WI | | More |
| 415 | 340 | SNFC MT-EV | California | BANDWIDTH.COM CLEC, LLC - CA | | More |
| 416 | 340 | TORONTO | Ontario | Bell Canada | IND. TELCO | More |
| 417 | 340 | NEVADA | Missouri | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO | | More |
| 418 | 340 | ST RAYMOND | Quebec | TELUS Quebec | IND. TELCO | More |
| 419 | 340 | TOLEDO | Ohio | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH | WIRELESS PROV | More |
| 423 | 340 | BRISTOL | Tennessee | SUNCOM DBA T-MOBILE USA | PCS | More |
| 424 | 340 | CMTN GRDN | California | PEERLESS NETWORK OF CALIFORNIA, LLC - CA | | More |
| 425 | 340 | ISSAQUAH | Washington | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 430 | 340 | CANTON | Texas | TWILIO INTERNATIONAL, INC. | | More |
| 434 | 340 | CHARLOTSVL | Virginia | DISH WIRELESS, LLC | | More |
| 435 | 340 | EPHRAIM | Utah | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 440 | 340 | VICTORY | Ohio | PEERLESS NETWORK OF OHIO, LLC - OH | | More |
| 442 | 340 | BRAWLEY | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 443 | 340 | WESTMINSTR | Maryland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD | WIRELESS PROV | More |
| 450 | 340 | ST SAUVEUR | Quebec | Rogers Communications Partnership (Wireless) | WIRELESS PROV | More |
| 469 | 340 | GRANDPRARI | Texas | BANDWIDTH.COM CLEC, LLC - TX | | More |
| 470 | 340 | ATLANTA NW | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 475 | 340 | OLDGRNWICH | Connecticut | ONVOY, LLC - CT | | More |
| 478 | 340 | FORSYTH | Georgia | COMCAST IP PHONE, LLC | | More |
| 479 | 340 | ROGERS | Arkansas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 480 | 340 | PHOENIX | Arizona | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ | WIRELESS PROV | More |
| 484 | 340 | COATESVL | Pennsylvania | LEVEL 3 COMMUNICATIONS, LLC - PA | CLEC | More |
| 501 | 340 | LITTLEROCK | Arkansas | SOUTHWESTERN BELL | RBOC | More |
| 502 | 340 | LOUISVILLE | Kentucky | POWERTEL KENTUCKY LICENSES, INC. | | More |
| 503 | 340 | PORTLAND | Oregon | QWEST CORPORATION | RBOC | More |
| 504 | 340 | NEWORLEANS | Louisiana | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 505 | 340 | FARMINGTON | New Mexico | ZIPPYTECH OF NEW MEXICO INCORPORATED - NM | | More |
| 506 | 340 | Shippagan | New Brunswick | Aliant Telecom (Mobility) | | More |
| 507 | 340 | MANKATO | Minnesota | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 508 | 340 | WORCESTER | Massachusetts | LEVEL 3 COMMUNICATIONS, LLC - MA | CLEC | More |
| 509 | 340 | SPOKANE | Washington | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 510 | 340 | HAYWARD | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
| 512 | 340 | AUSTIN | Texas | SOUTHWESTERN BELL | RBOC | More |
| 513 | 340 | LTL MIAMI | Ohio | TIME WARNER CABLE INFORMATION SVCS (OHIO) - OH | | More |
| 514 | 340 | MONTREAL | Quebec | Bell Canada | IND. TELCO | More |
| 515 | 340 | WINTERSET | Iowa | COMMIO, LLC | | More |
| 516 | 340 | COLDSPGHBR | New York | BANDWIDTH.COM CLEC, LLC - NY | | More |
| 517 | 340 | LANSING | Michigan | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 518 | 340 | ALBANY | New York | CENTRAL VERMONT COMMUNICATIONS, INC. | | More |
| 519 | 340 | Kitchener-Waterloo | Ontario | MTS Allstream Inc. | CLEC | More |
| 520 | 340 | COTTONWOOD | Arizona | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ | WIRELESS PROV | More |
| 530 | 340 | YREKA | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 531 | 340 | CLARKSON | Nebraska | COMMIO, LLC | | More |
| 540 | 340 | WARRENTON | Virginia | ONVOY, LLC - VA | | More |
| 541 | 340 | THE DALLES | Oregon | METROPCS, INC. | | More |
| 551 | 340 | HACKENSACK | New Jersey | OMNIPOINT COMMUNICATIONS, INC. - NJ | WIRELESS PROV | More |
| 559 | 340 | DUNLAP | California | LEVEL 3 COMMUNICATIONS, LLC - CA | CLEC | More |
| 561 | 340 | WPALMBEACH | Florida | OMNIPOINT MIAMI E LICENSE, LLC | PCS | More |
| 562 | 340 | ALAMITOS | California | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA | CLEC | More |
| 563 | 340 | DAVENPORT | Iowa | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA | WIRELESS PROV | More |
| 567 | 340 | GERALD | Ohio | LEVEL 3 COMMUNICATIONS, LLC - OH | CLEC | More |
| 570 | 340 | SCRANTON | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 571 | 340 | WSNGTNZN19 | Virginia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA | WIRELESS PROV | More |
| 573 | 340 | WELLSVILLE | Missouri | LEVEL 3 COMMUNICATIONS, LLC - MO | CLEC | More |
| 574 | 340 | SOUTH BEND | Indiana | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 580 | 340 | ARDMORE | Oklahoma | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 585 | 340 | ROCHESTER | New York | LEVEL 3 TELECOM OF NEW YORK, LP - NY | CLEC | More |
| 586 | 340 | CENTERLINE | Michigan | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 601 | 340 | LAUREL | Mississippi | SOUTHERN COMMUNICATIONS SERVICES, INC. | WIRELESS PROV | More |
| 602 | 340 | PHOENIX | Arizona | QWEST CORPORATION | RBOC | More |
| 603 | 340 | SUNCOOK | New Hampshire | BELL ATLANTIC MOBILE, INC | WIRELESS PROV | More |
| 604 | 340 | VANCOUVER | British Columbia | Bell Mobility | WIRELESS PROV | More |
| 605 | 340 | DEADWOOD | South Dakota | AT&T - LOCAL | CLEC | More |
| 606 | 340 | MONTICELLO | Kentucky | WINDSTREAM KENTUCKY EAST, INC. - LEXINGTON | | More |
| 607 | 340 | ENDICOTT | New York | ONVOY SPECTRUM, LLC | | More |
| 608 | 340 | BRIGGSVL | Wisconsin | FRONTIER NORTH INC. - WI | IND. TELCO | More |
| 609 | 340 | ATLNTIC CY | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
| 610 | 340 | POTTSTOWN | Pennsylvania | US LEC OF PENNSYLVANIA, INC. | CLEC | More |
| 612 | 340 | TWINCITIES | Minnesota | QWEST CORPORATION | RBOC | More |
| 613 | 340 | BROCKVILLE | Ontario | Bell Canada | IND. TELCO | More |
| 614 | 340 | COLUMBUS | Ohio | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH | CLEC | More |
| 615 | 340 | NASHVILLE | Tennessee | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 616 | 340 | GRAND RPDS | Michigan | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | WIRELESS PROV | More |
| 617 | 340 | NEWTON | Massachusetts | CTC COMMUNICATIONS CORP. - MA | | More |
| 618 | 340 | RED BUD | Illinois | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 619 | 340 | SNDG SNDG | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 620 | 340 | EMPORIA | Kansas | SOUTHWESTERN BELL | RBOC | More |
| 623 | 340 | PHOENIX | Arizona | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 626 | 340 | ARCADIA | California | LEVEL 3 COMMUNICATIONS, LLC - CA | CLEC | More |
| 630 | 340 | AURORA | Illinois | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 631 | 340 | BABYLON | New York | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 641 | 340 | OSCEOLA | Iowa | IOWA RSA 2 LIMITED PARTNERSHIP DBA CHAT MOBILITY | | More |
| 646 | 340 | NEW YORK CITY ZONE | New York | US LEC COMMUNICATIONS, INC. - NY | | More |
| 647 | 340 | Toronto | Ontario | Rogers Communications Partnership (Cable) | | More |
| 650 | 340 | BURLINGAME | California | PACIFIC BELL | RBOC | More |
| 651 | 340 | ROSEVILLE | Minnesota | COMCAST IP PHONE, LLC | | More |
| 657 | 340 | WESTMINSTR | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 661 | 340 | BAKERSFIELD: MAIN D | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 662 | 340 | BOONEVILLE | Mississippi | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MS | WIRELESS PROV | More |
| 667 | 340 | CHURCHVL | Maryland | ONVOY, LLC - MD | | More |
| 669 | 340 | SNJS WEST | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 678 | 340 | SMYRNA | Georgia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - GA | WIRELESS PROV | More |
| 681 | 340 | CHRLSTNZN1 | West Virginia | FRONTIER WEST VIRGINIA INC. | RBOC | More |
| 682 | 340 | ARLINGTON | Texas | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 701 | 340 | MINOT | North Dakota | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - ND | WIRELESS PROV | More |
| 702 | 340 | LAS VEGAS | Nevada | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 703 | 340 | WASHINGTON | District of Columbia | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 704 | 340 | CHARLOTTE | North Carolina | AT&T - LOCAL | CLEC | More |
| 705 | 340 | LINDSAY | Ontario | Bell Canada | IND. TELCO | More |
| 706 | 340 | ATHENS | Georgia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - GA | WIRELESS PROV | More |
| 707 | 340 | BODEGA BAY | California | LEVEL 3 COMMUNICATIONS, LLC - CA | CLEC | More |
| 708 | 340 | LA GRANGE | Illinois | LEVEL 3 COMMUNICATIONS, LLC - IL | CLEC | More |
| 712 | 340 | MATLOCK | Iowa | BANDWIDTH.COM CLEC, LLC - IA | | More |
| 713 | 340 | HOUSTON CLAY | Texas | SOUTHWESTERN BELL | RBOC | More |
| 714 | 340 | ANAHEIM | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 715 | 340 | STEVENS POINT | Wisconsin | UNITED STATES CELLULAR - WI | WIRELESS PROV | More |
| 716 | 340 | ROCHESTER | New York | PEERLESS NETWORK OF NEW YORK, LLC - NY | | More |
| 717 | 340 | MILLERSVILLE | Pennsylvania | LEVEL 3 COMMUNICATIONS, LLC - PA | CLEC | More |
| 718 | 340 | NEW YORK | New York | TC SYSTEMS, INC. - NY | CAP | More |
| 719 | 340 | BURLINGTON | Colorado | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 720 | 340 | LONGMONT | Colorado | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO | WIRELESS PROV | More |
| 724 | 340 | PITTSBURGH(NEW) | Pennsylvania | TELEPORT COMMUNICATIONS AMERICA, LLC - PA | CAP | More |
| 727 | 340 | CLEARWATER | Florida | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | WIRELESS PROV | More |
| 732 | 340 | RAHWAY | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
| 734 | 340 | YPSILANTI | Michigan | COMCAST IP PHONE, LLC | | More |
| 737 | 340 | GEORGETOWN | Texas | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 740 | 340 | WHEELING ZONE 6 | Ohio | FIRST COMMUNICATIONS, LLC - OH | CLEC | More |
| 747 | 340 | AGOURA | California | ONVOY, LLC - CA | | More |
| 757 | 340 | NFKZ 2 | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 760 | 340 | PALM DESERT | California | FRONTIER CALIFORNIA INC. | IND. TELCO | More |
| 762 | 340 | COMMERCE | Georgia | POWERTEL ATLANTA LICENSES, INC. | WIRELESS PROV | More |
| 763 | 340 | TWINCITIES | Minnesota | BANDWIDTH.COM CLEC, LLC - MN | | More |
| 765 | 340 | INDIANAPOLIS | Indiana | ONVOY, LLC - IN | | More |
| 770 | 340 | XXXXXXXXXX | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 772 | 340 | PORT ST. LUCIE | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 773 | 340 | CHICGOZN08 | Illinois | YMAX COMMUNICATIONS CORP. - IL | | More |
| 774 | 340 | ATTLEBORO | Massachusetts | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | WIRELESS PROV | More |
| 775 | 340 | ELKO | Nevada | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NV | WIRELESS PROV | More |
| 778 | 340 | North Vancouver | British Columbia | Shaw Telecom Inc. | | More |
| 779 | 340 | COAL CITY | Illinois | BANDWIDTH.COM CLEC, LLC - IL | | More |
| 780 | 340 | Edmonton | Alberta | Bell Mobility | WIRELESS PROV | More |
| 781 | 340 | WEYMOUTH | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 785 | 340 | MANHATTAN | Kansas | SOUTHWESTERN BELL | RBOC | More |
| 786 | 340 | MIAMI | Florida | OMNIPOINT MIAMI E LICENSE, LLC | PCS | More |
| 787 | 340 | SANTURCE | Puerto Rico | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 801 | 340 | SALT LAKE | Utah | ONVOY, LLC - UT | | More |
| 803 | 340 | OAKLAND | South Carolina | TIME WARNER CBLE INFO SVC (SC) DBA TIME WARNER CBL | | More |
| 804 | 340 | RICHMOND | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 805 | 340 | VENTURA EAST | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 806 | 340 | AMARILLO | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 808 | 340 | XXXXXXXXXX | Hawaii | HAWAIIAN TELCOM, INC. - HI | IND. TELCO | More |
| 810 | 340 | PORT HURON | Michigan | AMERICAN MESSAGING SERVICES, LLC | | More |
| 812 | 340 | BLOOMINGTON | Indiana | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN | WIRELESS PROV | More |
| 813 | 340 | TAMPA | Florida | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 814 | 340 | ERIE | Pennsylvania | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA | WIRELESS PROV | More |
| 815 | 340 | | Illinois | COMCAST IP PHONE, LLC | | More |
| 816 | 340 | KANSAS CITY WESTPOR | Missouri | SOUTHWESTERN BELL | RBOC | More |
| 817 | 340 | ARLINGTON | Texas | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 818 | 340 | CANOGA PARK | California | PACIFIC BELL | RBOC | More |
| 819 | 340 | SHERBROOKE | Quebec | Rogers Communications Partnership (Wireless) | WIRELESS PROV | More |
| 828 | 340 | SYLVA | North Carolina | SKYE TELECOM LLC DBA SKYETEL | | More |
| 830 | 340 | SEGUIN | Texas | TELNYX LLC | | More |
| 832 | 340 | DICKINSON | Texas | LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | CLEC | More |
| 843 | 340 | WEST MYRTLE BEACH | South Carolina | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC | WIRELESS PROV | More |
| 845 | 340 | KINGSTON | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 847 | 340 | ROSELLE | Illinois | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 848 | 340 | PERTHAMBOY | New Jersey | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 850 | 340 | CRESTVIEW | Florida | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | WIRELESS PROV | More |
| 856 | 340 | PRINCETON | New Jersey | LEVEL 3 COMMUNICATIONS, LLC - NJ | CLEC | More |
| 857 | 340 | BROOKLINE | Massachusetts | OMNIPOINT MIAMI E LICENSE, LLC | PCS | More |
| 858 | 340 | LA JOLLA | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 859 | 340 | PARIS | Kentucky | POWERTEL KENTUCKY LICENSES, INC. | | More |
| 860 | 340 | HARTFORD | Connecticut | AMERICAN MESSAGING SERVICES, LLC | | More |
| 862 | 340 | PASSAIC | New Jersey | OMNIPOINT COMMUNICATIONS, INC. - NJ | WIRELESS PROV | More |
| 863 | 340 | LAKELAND | Florida | ONVOY SPECTRUM, LLC | | More |
| 864 | 340 | LAURENS RURAL | South Carolina | SUNCOM DBA T-MOBILE USA | PCS | More |
| 865 | 340 | KNOXVILLE | Tennessee | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN | WIRELESS PROV | More |
| 870 | 340 | LUXORA | Arkansas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 872 | 340 | CHICGOZN04 | Illinois | WIDE VOICE, LLC - IL | | More |
| 901 | 340 | MEMPHIS | Tennessee | POWERTEL MEMPHIS LICENSES, INC. | WIRELESS PROV | More |
| 902 | 340 | Digby | Nova Scotia | Bragg Communications Inc. | | More |
| 903 | 340 | MABANK-GUN BARREL | Texas | UNITED TELEPHONE OF TEXAS INC DBA CENTURYLINK | IND. TELCO | More |
| 904 | 340 | JACKSONVILLE | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 905 | 340 | BURLINGTON | Ontario | Rogers Communications Partnership (Cable) | CLEC | More |
| 907 | 340 | PETERSBURG | Alaska | GCI COMMUNICATION CORP. DBA GENERAL COMMUNICATION | PCS | More |
| 908 | 340 | BERNARDSVILLE | New Jersey | MONMOUTH TELEPHONE AND TELEGRAPH, INC. - NJ | | More |
| 909 | 340 | CORONA | California | LEVEL 3 COMMUNICATIONS, LLC - CA | CLEC | More |
| 910 | 340 | JACKSONVILLE | North Carolina | UNITED STATES CELLULAR - NC | WIRELESS PROV | More |
| 912 | 340 | HINESVILLE | Georgia | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 913 | 340 | KANSASCITY | Kansas | PEERLESS NETWORK OF KANSAS, LLC - KS | | More |
| 914 | 340 | KINGSTON | New York | ONVOY, LLC- NY | | More |
| 915 | 340 | EL PASO | Texas | ONVOY SPECTRUM, LLC | | More |
| 916 | 340 | SACRAMENTO-ICG | California | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | | More |
| 917 | 340 | NEW YORK CITY ZONE | New York | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 918 | 340 | TULSA | Oklahoma | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 919 | 340 | LOUISBURG | North Carolina | CAROLINA TEL AND TEL CO., LLC DBA CENTURYLINK | IND. TELCO | More |
| 920 | 340 | CHILTON | Wisconsin | METRO SOUTHWEST PCS, LLP | | More |
| 925 | 340 | WALNUT CREEK | California | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 928 | 340 | SCOTTSDALE | Arizona | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | CLEC | More |
| 929 | 340 | NWYRCYZN07 | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 931 | 340 | CROSSVILLE | Tennessee | LEVEL 3 COMMUNICATIONS, LLC - TN | CLEC | More |
| 936 | 340 | HOUSTON | Texas | LEVEL 3 COMMUNICATIONS, LLC - TX | CLEC | More |
| 937 | 340 | DAYTON | Ohio | WINDSTREAM NUVOX OHIO, LLC | | More |
| 939 | 340 | BAYAMONNOR | Puerto Rico | PUERTO RICO TELCO DBA CLARO PUERTO RICO | WIRELESS PROV | More |
| 940 | 340 | BONITA | Texas | ONVOY, LLC - TX | | More |
| 941 | 340 | FORT MYERS | Florida | ONVOY, LLC - FL | | More |
| 949 | 340 | LOS ANGELES FOCAL | California | LEVEL 3 COMMUNICATIONS, LLC - CA | CLEC | More |
| 951 | 340 | CORONA | California | PACIFIC BELL | RBOC | More |
| 954 | 340 | POMPANO BEACH | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 956 | 340 | MCALLEN | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 970 | 340 | CARBONDALE | Colorado | TELEPORT COMMUNICATIONS AMERICA, LLC - CO | CAP | More |
| 971 | 340 | PORTLAND | Oregon | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 972 | 340 | DALLAS ADDISON | Texas | SOUTHWESTERN BELL | RBOC | More |
| 973 | 340 | PASSAIC | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
| 978 | 340 | FITCHBURG | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 979 | 340 | LEXINGTON | Texas | TELNYX LLC | | More |
| 980 | 340 | KANNAPOLIS | North Carolina | ONVOY, LLC - NC | | More |
| 984 | 340 | DURHAM | North Carolina | ONVOY, LLC - NC | | More |
| 985 | 340 | HAMMOND | Louisiana | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 989 | 340 | ALPENA | Michigan | CHARTER FIBERLINK - MICHIGAN, LLC - MI | | More |
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