Area
Code | Prefix | City/Switch Name
(Click for city search) | State/Prov.
Area Map | Telephone Company
Web link | Telco
Type | More
Info |
|---|
| 201 | 428 | KEARNY | New Jersey | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 202 | 428 | WSHNGTNZN1 | Virginia | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 203 | 428 | STAMFORD | Connecticut | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT | CAP | More |
| 204 | 428 | PORTAGE LA PRAIRIE | Manitoba | MTS Inc. | IND. TELCO | More |
| 205 | 428 | BESSEMER | Alabama | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 206 | 428 | SEATTLE | Washington | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 207 | 428 | WEST GRAY | Maine | PINE TREE TELEPHONE LLC | IND. TELCO | More |
| 208 | 428 | PRIEST RIV | Idaho | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | IND. TELCO | More |
| 209 | 428 | ANGELSCAMP | California | AMERICAN MESSAGING SERVICES, LLC | | More |
| 210 | 428 | SANANTONIO | Texas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | WIRELESS PROV | More |
| 212 | 428 | NWYRCYZN01 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 213 | 428 | LSAN DA 01 | California | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA | CLEC | More |
| 214 | 428 | DALLAS | Texas | SOUTHWESTERN BELL | RBOC | More |
| 215 | 428 | MORRISVL | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 216 | 428 | CLEVELAND | Ohio | ONVOY, LLC - OH | | More |
| 217 | 428 | DECATUR | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 218 | 428 | DULUTH | Minnesota | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 224 | 428 | ALGONQUIN | Illinois | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 225 | 428 | BATONROUGE | Louisiana | METROPCS, INC. | | More |
| 226 | 428 | Neustadt | Ontario | Bragg Communications Inc. | CLEC | More |
| 228 | 428 | PEARLINGTN | Mississippi | SPRINT SPECTRUM L.P. | PCS | More |
| 229 | 428 | FITZGERALD | Georgia | WINDSTREAM GEORGIA COMMUNICATIONS CORP. | IND. TELCO | More |
| 231 | 428 | HART | Michigan | ONVOY, LLCV - MI | | More |
| 234 | 428 | NEWTON FLS | Ohio | LEVEL 3 COMMUNICATIONS, LLC - OH | CLEC | More |
| 239 | 428 | NAPLES | Florida | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 240 | 428 | WSNGTNZN10 | Maryland | BANDWIDTH.COM CLEC, LLC - MD | | More |
| 248 | 428 | MILFDWH LK | Michigan | PHONE MICHIGAN - MI | CLEC | More |
| 250 | 428 | CRANBROOK | British Columbia | TELUS | IND. TELCO | More |
| 251 | 428 | HUXFORD | Alabama | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL | WIRELESS PROV | More |
| 252 | 428 | ROCKYMOUNT | North Carolina | DELTACOM, INC. - NC | CLEC | More |
| 253 | 428 | TACOMA | Washington | QWEST CORPORATION | RBOC | More |
| 254 | 428 | EASTLAND | Texas | ONVOY, LLC - TX | | More |
| 256 | 428 | HUNTSVILLE | Alabama | CENTURYLINK COMMUNICATIONS LLC - AL | CAP | More |
| 260 | 428 | FORT WAYNE | Indiana | FRONTIER NORTH, INC.. - IN | IND. TELCO | More |
| 262 | 428 | WEST BEND | Wisconsin | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 267 | 428 | PHILADELPHIA ZONE 1 | Pennsylvania | OMNIPOINT COMMUNICATIONS ENTERPRISES, LP | WIRELESS PROV | More |
| 269 | 428 | ST JOSEPH | Michigan | MICHIGAN BELL TEL CO | RBOC | More |
| 270 | 428 | SUMMERSHAD | Kentucky | SO CENTRAL RURAL TELECOMM COOPERATIVE, INC. | IND. TELCO | More |
| 281 | 428 | BAYTOWN | Texas | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | IND. TELCO | More |
| 289 | 428 | Georgetown | Ontario | ISP Telecom | CLEC | More |
| 301 | 428 | WSNGTNZN10 | Maryland | VERIZON MARYLAND, INC. | RBOC | More |
| 302 | 428 | WILMINGTON | Delaware | VERIZON DELAWARE, INC. | RBOC | More |
| 303 | 428 | DENVER | Colorado | QWEST CORPORATION | RBOC | More |
| 304 | 428 | PRKRSBGZN1 | West Virginia | FRONTIER WEST VIRGINIA INC. | RBOC | More |
| 305 | 428 | MIAMI | Florida | TELEPORT COMMUNICATIONS AMERICA, LLC - FL | CLEC | More |
| 306 | 428 | CHOICELAND | Saskatchewan | SaskTel | IND. TELCO | More |
| 307 | 428 | DOUGLAS | Wyoming | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 308 | 428 | GREELEY | Nebraska | CITIZENS TELECOM OF NE LLC DBA FRONTIER COM OF NE | | More |
| 309 | 428 | PEORIA | Illinois | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 310 | 428 | SNMN SNMN | California | METROPCS NETWORKS, LLC | | More |
| 312 | 428 | CHICGOZN01 | Illinois | LEVEL 3 COMMUNICATIONS, LLC - IL | CLEC | More |
| 313 | 428 | DETROITZN5 | Michigan | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | | More |
| 314 | 428 | LADUE | Missouri | SOUTHWESTERN BELL | RBOC | More |
| 315 | 428 | SYRACUSE | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 316 | 428 | TOWANDA | Kansas | SPRINT SPECTRUM L.P. | PCS | More |
| 317 | 428 | CARMEL | Indiana | INDIANA BELL TEL CO INC | RBOC | More |
| 318 | 428 | OAK GROVE | Louisiana | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 319 | 428 | VAN HORNE | Iowa | UNITED STATES CELLULAR - IA | WIRELESS PROV | More |
| 320 | 428 | ST CLOUD | Minnesota | BANDWIDTH.COM CLEC, LLC - MN | | More |
| 321 | 428 | EAU GALLIE | Florida | AT&T CORP. | | More |
| 323 | 428 | LSAN DA 14 | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 325 | 428 | ABILENE | Texas | SOUTHWESTERN BELL | RBOC | More |
| 330 | 428 | ALLIANCE | Ohio | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH | WIRELESS PROV | More |
| 334 | 428 | ANDALUSIA | Alabama | CENTURYTEL TEL AL LLC (SOUTHERN) DBA CENTURYLINK | | More |
| 336 | 428 | ELKIN | North Carolina | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 337 | 428 | JEANERETTE | Louisiana | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 346 | 428 | HOUSTON | Texas | NUSO, LLC | | More |
| 347 | 428 | NWYRCYZN09 | New York | ONVOY, LLC- NY | | More |
| 352 | 428 | BROOKSVL | Florida | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | WIRELESS PROV | More |
| 360 | 428 | MT VERNON | Washington | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | IND. TELCO | More |
| 361 | 428 | PT ARANSAS | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 385 | 428 | MURRAY | Utah | XO UTAH, INC. | CLEC | More |
| 386 | 428 | NWSMYRNBCH | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 401 | 428 | PAWTUCKET | Rhode Island | LEVEL 3 COMMUNICATIONS, LLC - RI | CLEC | More |
| 402 | 428 | LINDSAY | Nebraska | CITIZENS TELECOM OF NE LLC DBA FRONTIER COM OF NE | | More |
| 403 | 428 | Calgary | Alberta | TELUS | IND. TELCO | More |
| 404 | 428 | ATLANTA | Georgia | POWERTEL ATLANTA LICENSES, INC. | WIRELESS PROV | More |
| 405 | 428 | LINDSAY | Oklahoma | LEVEL 3 COMMUNICATIONS, LLC - OK | | More |
| 406 | 428 | GRASSRANGE | Montana | MID-RIVERS TEL. COOP., INC. | IND. TELCO | More |
| 407 | 428 | ORLANDO | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 408 | 428 | SNJS NORTH | California | PACIFIC BELL | RBOC | More |
| 409 | 428 | SPURGER | Texas | AWESOME PAGING, INC. | WIRELESS PROV | More |
| 410 | 428 | CATONSVL | Maryland | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 412 | 428 | PTGSBNZN14 | Pennsylvania | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA | CLEC | More |
| 413 | 428 | AMHERST | Massachusetts | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 415 | 428 | SNFC CNTRL | California | NORTH COUNTY COMMUNICATION CORPORATION - CA | CLEC | More |
| 416 | 428 | TORONTO | Ontario | Bell Mobility | WIRELESS PROV | More |
| 417 | 428 | WEAUBLEAU | Missouri | SPECTRA COMMUNICATIONS GROUP, LLC DBA CENTURYLINK | | More |
| 418 | 428 | ST FERDINAND D HALI | Quebec | Bell Canada | IND. TELCO | More |
| 419 | 428 | EVANSPORT | Ohio | FRONTIER NORTH, INC. - OH | IND. TELCO | More |
| 423 | 428 | DAYTON | Tennessee | DELTACOM, INC. - TN | CLEC | More |
| 424 | 428 | SNMN MRVS | California | BANDWIDTH.COM CLEC, LLC - CA | | More |
| 425 | 428 | ISSAQUAH | Washington | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 434 | 428 | CLARKSVL | Virginia | ONVOY SPECTRUM, LLC | | More |
| 435 | 428 | PANGUITCH | Utah | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT | WIRELESS PROV | More |
| 440 | 428 | MADISON | Ohio | WINDSTREAM WESTERN RESERVE, INC. | IND. TELCO | More |
| 442 | 428 | VTVL HSPR | California | ONVOY, LLC - CA | | More |
| 443 | 428 | COCKEYSVL | Maryland | CORE COMMUNICATIONS, INC.- MD | CLEC | More |
| 445 | 428 | PHLDLPHZN2 | Pennsylvania | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA | CLEC | More |
| 448 | 428 | QUINCY | Florida | ONVOY, LLC - FL | | More |
| 469 | 428 | FRISCO | Texas | SOUTHWESTERN BELL | RBOC | More |
| 470 | 428 | ATLANTA | Georgia | COMCAST IP PHONE, LLC | | More |
| 479 | 428 | BENTONVL | Arkansas | TELEPORT COMMUNICATIONS AMERICA, LLC - AR | | More |
| 480 | 428 | PHOENIX | Arizona | CENTURYLINK COMMUNICATIONS, LLC | | More |
| 484 | 428 | PHPHSBZN22 | Pennsylvania | GLOBAL CROSSING LOCAL SERVICES, INC. - PA | CLEC | More |
| 501 | 428 | CONWAY | Arkansas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AR | WIRELESS PROV | More |
| 502 | 428 | MTWASHIGTN | Kentucky | METROPCS, INC. | | More |
| 503 | 428 | SCAPPOOSE | Oregon | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 504 | 428 | KENNER | Louisiana | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 505 | 428 | SANTA FE | New Mexico | QWEST CORPORATION | RBOC | More |
| 507 | 428 | GHENT | Minnesota | CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN | | More |
| 508 | 428 | OSTERVILLE | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 509 | 428 | RITZVILLE | Washington | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 510 | 428 | OKLD MN-PD | California | PACIFIC BELL | RBOC | More |
| 512 | 428 | AUSTIN | Texas | SOUTHWESTERN BELL | RBOC | More |
| 513 | 428 | TRENTON | Ohio | CINCINNATI BELL EXTENDED TERRITORIES LLC - OH | | More |
| 514 | 428 | POINTE CLAIRE | Quebec | Bell Canada | IND. TELCO | More |
| 515 | 428 | DAWSON | Iowa | QWEST CORPORATION | RBOC | More |
| 516 | 428 | NASSAUZN05 | New York | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 517 | 428 | PORT HOPE | Michigan | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | | More |
| 518 | 428 | ALBANY | New York | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 519 | 428 | SIMCOE | Ontario | Bell Canada | IND. TELCO | More |
| 520 | 428 | SAFFORD | Arizona | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 530 | 428 | LOYALTON | California | BANDWIDTH.COM CLEC, LLC - CA | | More |
| 540 | 428 | WARRENTON | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 541 | 428 | PILOT ROCK | Oregon | CENTURYTEL OF OREGON, INC. DBA CENTURYLINK | IND. TELCO | More |
| 559 | 428 | RIVERDALE | California | IP HORIZON LLC | | More |
| 561 | 428 | STUART | Florida | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | WIRELESS PROV | More |
| 562 | 428 | LONG BEACH | California | FRONTIER CALIFORNIA INC. | IND. TELCO | More |
| 563 | 428 | RANDALIA | Iowa | WINDSTREAM IOWA COMMUNICATIONS, INC. | | More |
| 567 | 428 | PIONEER | Ohio | ONVOY, LLC - OH | | More |
| 570 | 428 | MILTON | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 571 | 428 | DALE CITY | Virginia | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 573 | 428 | ROLLA | Missouri | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 575 | 428 | SANTA FE | New Mexico | US WEST COMMUNICATIONS - MOUNTAIN BELL - NM | RBOC | More |
| 580 | 428 | CLARITA | Oklahoma | WINDSTREAM OKLAHOMA, INC. | IND. TELCO | More |
| 581 | 428 | Saint-Joseph-de-Bea | Quebec | Telecommunications Xittel Inc | | More |
| 585 | 428 | ROCHESTER | New York | FRONTIER TELEPHONE OF ROCHESTER, INC. | IND. TELCO | More |
| 586 | 428 | WARREN | Michigan | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | WIRELESS PROV | More |
| 601 | 428 | LAUREL | Mississippi | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 602 | 428 | PHOENIX | Arizona | BANDWIDTH.COM CLEC, LLC - AZ | | More |
| 603 | 428 | HENNIKER | New Hampshire | MERRIMACK CO. TELEPHONE CO., DBA CONTOOCOOK VALLEY | IND. TELCO | More |
| 604 | 428 | Vancouver | British Columbia | Shaw Telecom Inc. | | More |
| 605 | 428 | DELLRAPIDS | South Dakota | SIOUX VALLEY TEL DBA GOLDEN WEST TELECOMMUNICATION | IND. TELCO | More |
| 606 | 428 | WILLIAMSBG | Kentucky | POWERTEL KENTUCKY LICENSES, INC. | | More |
| 607 | 428 | CORTLAND | New York | PAETEC COMMUNICATIONS, INC. - NY | CLEC | More |
| 608 | 428 | PRARIDCHIN | Wisconsin | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI | WIRELESS PROV | More |
| 609 | 428 | ATLNTIC CY | New Jersey | OMNIPOINT COMMUNICATIONS ENTERPRISES, LP | WIRELESS PROV | More |
| 610 | 428 | BETHLEHEM | Pennsylvania | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA | WIRELESS PROV | More |
| 612 | 428 | TWINCITIES | Minnesota | BANDWIDTH.COM CLEC, LLC - MN | | More |
| 614 | 428 | GAHANNA | Ohio | OHIO BELL TEL CO | RBOC | More |
| 615 | 428 | NASHVILLE | Tennessee | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN | WIRELESS PROV | More |
| 616 | 428 | SAINT JOSEPH | Michigan | CENTURYLINK COMMUNICATIONS, LLC | | More |
| 617 | 428 | BOSTON | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 618 | 428 | HERRICK | Illinois | FRONTIER COMMUNICATIONS-MIDLAND, INC. | IND. TELCO | More |
| 619 | 428 | LA MESA | California | PACIFIC BELL | RBOC | More |
| 620 | 428 | HUGOTON | Kansas | PIONEER TEL. ASSN., INC. | IND. TELCO | More |
| 623 | 428 | PHOENIX | Arizona | BANDWIDTH.COM CLEC, LLC - AZ | | More |
| 626 | 428 | AZUSA | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 630 | 428 | NAPERVILLE | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 631 | 428 | RONKONKOMA | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 636 | 428 | HIGH RIDGE | Missouri | TELEPORT COMMUNICATIONS AMERICA, LLC - MO | CAP | More |
| 641 | 428 | PERRY | Iowa | QWEST CORPORATION | RBOC | More |
| 646 | 428 | NEW YORK (ALS-54) | New York | TC SYSTEMS, INC. - NY | CAP | More |
| 647 | 428 | Toronto | Ontario | Rogers Communications Partnership (Cable) | CLEC | More |
| 650 | 428 | MOUNTAIN VIEW | California | PACIFIC BELL | RBOC | More |
| 651 | 428 | TWIN CITIES | Minnesota | AERIAL COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 657 | 428 | ORANGE | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 660 | 428 | WARSAW | Missouri | EMBARQ MISSOURI, INC. DBA CENTURYLINK - MO | IND. TELCO | More |
| 661 | 428 | BAKERSFIELD: MAIN D | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
| 662 | 428 | JACKSON | Mississippi | POWERTEL MEMPHIS LICENSES, INC. | WIRELESS PROV | More |
| 667 | 428 | SALISBURY | Maryland | NUSO, LLC | | More |
| 678 | 428 | ATLANTA | Georgia | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 681 | 428 | SPENCER | West Virginia | AERIAL COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 682 | 428 | FORT WORTH | Texas | ONVOY, LLC - TX | | More |
| 701 | 428 | KINDRED | North Dakota | QWEST CORPORATION | RBOC | More |
| 702 | 428 | LAS VEGAS | Nevada | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 703 | 428 | WASZ 8 | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 704 | 428 | NORWOOD | North Carolina | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC | CLEC | More |
| 705 | 428 | STAYNER | Ontario | Bell Canada | IND. TELCO | More |
| 706 | 428 | DALTON | Georgia | WINDSTREAM GEORGIA COMMUNICATIONS CORP. | IND. TELCO | More |
| 707 | 428 | FAIRFIELD | California | PACIFIC BELL | RBOC | More |
| 708 | 428 | ELK GROVE | Illinois | LEVEL 3 COMMUNICATIONS, LLC - IL | CLEC | More |
| 709 | 428 | PETIT FORTE | Newfoundland | Aliant Telecom (NF) | IND. TELCO | More |
| 712 | 428 | SLOAN | Iowa | NORTHWEST IOWA TELEPHONE, LLC | IND. TELCO | More |
| 713 | 428 | HOUSTON CLAY | Texas | SOUTHWESTERN BELL | RBOC | More |
| 714 | 428 | SANTA ANA | California | PACIFIC BELL | RBOC | More |
| 715 | 428 | PRENTICE | Wisconsin | PRICE COUNTY TEL. CO. | IND. TELCO | More |
| 716 | 428 | ROCHESTER | New York | METROPCS, INC. | | More |
| 717 | 428 | YORK | Pennsylvania | VERIZON NORTH, INC. - PA | IND. TELCO | More |
| 718 | 428 | NYCZ 11 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 719 | 428 | COLORDOSPG | Colorado | LEVEL 3 COMMUNICATIONS, LLC - CO | CLEC | More |
| 720 | 428 | DENVER | Colorado | ONVOY, LLC - CO | | More |
| 724 | 428 | GRAYSVILLE -GREENE- | Pennsylvania | WINDSTREAM PENNSYLVANIA, INC. | IND. TELCO | More |
| 727 | 428 | NWPTRICHEY | Florida | BANDWIDTH.COM CLEC, LLC - FL | | More |
| 732 | 428 | JERSEY CITY | New Jersey | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NJ | CLEC | More |
| 734 | 428 | MANCHESTER | Michigan | MICHIGAN BELL TEL CO | RBOC | More |
| 740 | 428 | COLUMBUS | Ohio | TELEPORT COMMUNICATIONS AMERICA, LLC - OH | CLEC | More |
| 757 | 428 | NFKZ 2 | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 760 | 428 | EL MIRAGE | California | FRONTIER CALIFORNIA INC. | IND. TELCO | More |
| 763 | 428 | ROGERS | Minnesota | CENTURYLINK OF MINNESOTA, INC. | IND. TELCO | More |
| 765 | 428 | LAFAYETTE | Indiana | FRONTIER NORTH, INC.. - IN | IND. TELCO | More |
| 769 | 428 | BRANDON | Mississippi | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 770 | 428 | MARIETTA | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 772 | 428 | STUART | Florida | AMERICAN MESSAGING SERVICES, LLC | WIRELESS PROV | More |
| 773 | 428 | CHICAGO | Illinois | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 774 | 428 | BROCKTON | Massachusetts | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 775 | 428 | FALLON | Nevada | CHURCHILL COUNTY TELEPHONE DBA CC COMMUNICATIONS | IND. TELCO | More |
| 778 | 428 | Oyster Bay | British Columbia | Shaw Telecom Inc. | | More |
| 780 | 428 | EDMONTON | Alberta | TELUS | IND. TELCO | More |
| 781 | 428 | BRAINTREE | Massachusetts | RCN TELECOM SERVICES, INC. - MA | CLEC | More |
| 785 | 428 | JEWELL | Kansas | SOUTHWESTERN BELL | RBOC | More |
| 786 | 428 | NORTH DADE | Florida | WINDSTREAM NUVOX, INC. - FL | CLEC | More |
| 787 | 428 | GUAYNABO | Puerto Rico | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 801 | 428 | SALT LAKE | Utah | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | CLEC | More |
| 802 | 428 | BELLOWS FALLS | Vermont | LEVEL 3 COMMUNICATIONS, LLC - VT | | More |
| 803 | 428 | BISHOPVILLE RURAL | South Carolina | FARMERS TEL. COOP., INC. | IND. TELCO | More |
| 804 | 428 | SANDSTON | Virginia | CAVALIER TELEPHONE, LLC - VA | CLEC | More |
| 805 | 428 | SIMI VALLEY | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 806 | 428 | O`DONNELL | Texas | POKA-LAMBRO TEL. COOP., INC. | IND. TELCO | More |
| 808 | 428 | PUULOA | Hawaii | HAWAIIAN TELCOM, INC. - HI | IND. TELCO | More |
| 810 | 428 | GRANDBLANC | Michigan | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 812 | 428 | EVANSVILLE | Indiana | INDIANA BELL TEL CO INC | RBOC | More |
| 813 | 428 | TAMPANTH | Florida | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 814 | 428 | OIL CITY | Pennsylvania | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 815 | 428 | MARTINTON | Illinois | FRONTIER NORTH, INC. - IL | IND. TELCO | More |
| 816 | 428 | BOLCKOW | Missouri | SPECTRA COMMUNICATIONS GROUP, LLC DBA CENTURYLINK | | More |
| 817 | 428 | FORT WORTH N. RICHL | Texas | SOUTHWESTERN BELL | RBOC | More |
| 818 | 428 | LOS ANGELES | California | TELEPORT COMMUNICATIONS AMERICA, LLC - CA | CLEC | More |
| 819 | 428 | CHENEVILLE | Quebec | Telebec Ltee. | IXC | More |
| 828 | 428 | MAIDEN | North Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 830 | 428 | FREDERICKSBURG | Texas | LEVEL 3 COMMUNICATIONS, LLC - TX | CLEC | More |
| 831 | 428 | SANTA CLARA | California | METROPCS, INC. | | More |
| 832 | 428 | HOUSTON | Texas | METROPCS, INC. | | More |
| 843 | 428 | MYRTLE BEACH | South Carolina | WINDSTREAM NUVOX, INC. | CLEC | More |
| 845 | 428 | MONTICELLO | New York | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | WIRELESS PROV | More |
| 847 | 428 | DUNDEE | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 850 | 428 | FTWALTNBCH | Florida | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | WIRELESS PROV | More |
| 856 | 428 | HADDONFIELD | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
| 857 | 428 | EVERETT | Massachusetts | ONVOY, LLC - MA | | More |
| 858 | 428 | SAN DIEGO | California | MATRIX TELECOM, LLC. S/I/I TNCI - CA | CLEC | More |
| 859 | 428 | CRITTENDEN | Kentucky | CINCINNATI BELL | IND. TELCO | More |
| 860 | 428 | WILLIMANTIC | Connecticut | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT | WIRELESS PROV | More |
| 862 | 428 | PATERSON | New Jersey | OMNIPOINT COMMUNICATIONS, INC. - NJ | WIRELESS PROV | More |
| 863 | 428 | MULBERRY | Florida | FRONTIER FLORIDA LLC DBA FRONTIER COMM OF FLORIDA | IND. TELCO | More |
| 864 | 428 | SPARTANBURG | South Carolina | ONVOY, LLC - SC | | More |
| 865 | 428 | SEVIERVILLE | Tennessee | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 870 | 428 | DEER | Arkansas | TRI-COUNTY TEL. CO., INC. | IND. TELCO | More |
| 901 | 428 | MEMPHIS | Tennessee | POWERTEL MEMPHIS LICENSES, INC. | WIRELESS PROV | More |
| 902 | 428 | HALIFAX | Nova Scotia | Aliant Telecom (NS) | IND. TELCO | More |
| 903 | 428 | CLARKSVILLE | Texas | VALOR TELECOMM TX, LP-TX #1 DBA WINDSTREAM COMM SW | | More |
| 904 | 428 | JACKSONVL | Florida | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 905 | 428 | AJAX PARK RING | Ontario | Bell Canada | IND. TELCO | More |
| 906 | 428 | GLADSTONE | Michigan | MICHIGAN BELL TEL CO | RBOC | More |
| 907 | 428 | ANCHORAGE/FT.RICH | Alaska | ACS OF ANCHORAGE, INC. | IND. TELCO | More |
| 908 | 428 | BELLE MEAD | New Jersey | LEVEL 3 COMMUNICATIONS, LLC - NJ | CLEC | More |
| 909 | 428 | FONTANA | California | PACIFIC BELL | RBOC | More |
| 910 | 428 | BISCOE | North Carolina | CENTRAL TEL. CO. OF NC DBA CENTURYLINK | IND. TELCO | More |
| 912 | 428 | FITZGERALD | Georgia | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 913 | 428 | KANSAS CITY | Kansas | WINDSTREAM NUVOX KANSAS, LLC | CLEC | More |
| 914 | 428 | WCHZ 8 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 915 | 428 | ABILENE | Texas | KMC TELECOM II, INC. - TX | CLEC | More |
| 916 | 428 | SACRAMENTO | California | PACIFIC BELL | RBOC | More |
| 917 | 428 | NEW YORK CITY ZONE | New York | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 918 | 428 | TULSA | Oklahoma | SOUTHWESTERN BELL | RBOC | More |
| 919 | 428 | CHAPEL HILL | North Carolina | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC | CLEC | More |
| 920 | 428 | APPLETON | Wisconsin | UNITED STATES CELLULAR - WI | WIRELESS PROV | More |
| 925 | 428 | ANTIOCH | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 928 | 428 | SAFFORD | Arizona | QWEST CORPORATION | RBOC | More |
| 929 | 428 | NWYRCYZN15 | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 931 | 428 | SPARTA | Tennessee | ONVOY SPECTRUM, LLC | | More |
| 937 | 428 | DAYTON | Ohio | OHIO BELL TEL CO | RBOC | More |
| 939 | 428 | SANTURCE | Puerto Rico | SUNCOM DBA T-MOBILE USA | PCS | More |
| 940 | 428 | GRAHAM | Texas | SANTA ROSA TELEPHONE COOPERATIVE, INC. | CLEC | More |
| 947 | 428 | ORTONVILLE | Michigan | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | WIRELESS PROV | More |
| 949 | 428 | LOS ANGELES | California | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | | More |
| 951 | 428 | TEMECULA | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
| 952 | 428 | TWINCITIES | Minnesota | QWEST CORPORATION | RBOC | More |
| 954 | 428 | DEERFIELD BEACH | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 956 | 428 | HARLINGEN | Texas | SOUTHWESTERN BELL | RBOC | More |
| 970 | 428 | MONTROSE | Colorado | NUCLA-NATURITA TELEPHONE COMPANY | | More |
| 971 | 428 | SALEM | Oregon | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 972 | 428 | DALLAS 1 | Texas | LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | CAP | More |
| 973 | 428 | WHIPPANY | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
| 978 | 428 | AYER | Massachusetts | XO MASSACHUSETS, INC. | CLEC | More |
| 979 | 428 | HOUSTON | Texas | GRANDE COMMUNICATIONS NETWORKS, INC. - TX | CLEC | More |
| 980 | 428 | CHARLOTTE | North Carolina | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC | WIRELESS PROV | More |
| 989 | 428 | PORT HOPE | Michigan | CENTURYTEL OF MICHIGAN, INC. DBA CENTURYLINK | IND. TELCO | More |
|
