Area
Code | Prefix | City/Switch Name
(Click for city search) | State/Prov.
Area Map | Telephone Company
Web link | Telco
Type | More
Info |
|---|
| 201 | 338 | DUMONT | New Jersey | TELEPORT COMMUNICATIONS GROUP - NEW YORK - NJ | CAP | More |
| 202 | 338 | WSHNGTNZN1 | District of Columbia | VERIZON WASHINGTON, DC INC. | RBOC | More |
| 203 | 338 | BRIDGEPORT | Connecticut | SOUTHERN NEW ENGLAND TELEPHONE CO. | IND. TELCO | More |
| 204 | 338 | WINNIPEG | Manitoba | MTS Inc. | IND. TELCO | More |
| 205 | 338 | PELL CITY | Alabama | CENTURYTEL TEL AL LLC (NORTHERN) DBA CENTURYLINK | | More |
| 206 | 338 | SEATTLE | Washington | INTERNATIONAL TELCOM, LTD. - WA | CLEC | More |
| 207 | 338 | BELFAST | Maine | NO NEW ENGLAND TEL OP DBA FAIRPOINT COMM - ME | RBOC | More |
| 208 | 338 | BOISE | Idaho | QWEST CORPORATION | RBOC | More |
| 209 | 338 | MODESTO | California | MPOWER COMMUNICATIONS CORP - CA | CLEC | More |
| 210 | 338 | SANANTONIO | Texas | BANDWIDTH.COM CLEC, LLC - TX | | More |
| 212 | 338 | NWYRCYZN01 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 213 | 338 | LSAN DA 01 | California | SPRINT SPECTRUM L.P. | PCS | More |
| 214 | 338 | PROSPER | Texas | GRANDE COMMUNICATIONS NETWORKS, INC. - TX | CLEC | More |
| 215 | 338 | PHLDLPHZN4 | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 216 | 338 | CLEVELAND | Ohio | SPRINT SPECTRUM L.P. | PCS | More |
| 217 | 338 | FISHHOOK | Illinois | ADAMS TELEPHONE COOPERATIVE | IND. TELCO | More |
| 218 | 338 | PARKESPRRI | Minnesota | MIDWEST TELEPHONE CO. | IND. TELCO | More |
| 224 | 338 | ROUND LAKE | Illinois | COMCAST PHONE OF ILLINOIS, LLC DBA COMCO - IL | CLEC | More |
| 225 | 338 | BATONROUGE | Louisiana | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 226 | 338 | Kitchener-Waterloo | Ontario | Rogers Communications Partnership (Wireless) | WIRELESS PROV | More |
| 229 | 338 | ALBANY | Georgia | SOUTHERN COMMUNICATIONS SERVICES | WIRELESS PROV | More |
| 231 | 338 | BALDWIN | Michigan | LUCRE, INC. | CLEC | More |
| 239 | 338 | FORT MYERS | Florida | EMBARQ FLORIDA, INC. DBA CENTURYLINK | IND. TELCO | More |
| 240 | 338 | WSHNGTNZN3 | Maryland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD | WIRELESS PROV | More |
| 248 | 338 | PONTIAC | Michigan | AMERITECH MICHIGAN | RBOC | More |
| 250 | 338 | COURTENAY | British Columbia | TELUS | IND. TELCO | More |
| 251 | 338 | MOBILE | Alabama | DELTACOM, INC. - AL | CLEC | More |
| 252 | 338 | ELIZABTHCY | North Carolina | CAROLINA TEL AND TEL CO., LLC DBA CENTURYLINK | IND. TELCO | More |
| 253 | 338 | TACOMA | Washington | AT&T - LOCAL - WA | CLEC | More |
| 254 | 338 | KILLEEN | Texas | SPRINT SPECTRUM L.P. | PCS | More |
| 256 | 338 | CULLMAN | Alabama | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL | WIRELESS PROV | More |
| 260 | 338 | HUNTERTOWN | Indiana | FRONTIER NORTH, INC. - IN | IND. TELCO | More |
| 262 | 338 | WEST BEND | Wisconsin | AMERITECH WISCONSIN | RBOC | More |
| 267 | 338 | PHLDLPHZN3 | Pennsylvania | US LEC OF PENNSYLVANIA, INC. | CLEC | More |
| 269 | 338 | BENTON HBR | Michigan | BANDWIDTH.COM CLEC, LLC - MI | | More |
| 270 | 338 | GREENVILLE | Kentucky | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 281 | 338 | LEAGUECITY | Texas | GTE-SW DBA VERIZON SW INC.-TX | IND. TELCO | More |
| 289 | 338 | Newmarket | Ontario | Rogers Communications Partnership (Wireless) | WIRELESS PROV | More |
| 301 | 338 | CUMBERLAND | District of Columbia | IDT AMERICA CORP - MD | | More |
| 302 | 338 | NEWARK | Delaware | XO DELAWARE, INC. | CLEC | More |
| 303 | 338 | DENVERSLVN | Colorado | QWEST CORPORATION | RBOC | More |
| 304 | 338 | MILL CREEK | West Virginia | CITIZENS TELECOMMUNICATIONS CO OF WEST VIRGINIA | IND. TELCO | More |
| 305 | 338 | PERRINE | Florida | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 306 | 338 | WADENA | Saskatchewan | SaskTel | IND. TELCO | More |
| 307 | 338 | TORRINGTON | Wyoming | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY | WIRELESS PROV | More |
| 308 | 338 | KEARNEY | Nebraska | CITIZENS TELECOM OF NE LLC DBA FRONTIER COM OF NE | | More |
| 309 | 338 | CANTON | Illinois | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | WIRELESS PROV | More |
| 310 | 338 | INGLEWOOD | California | PACIFIC BELL | RBOC | More |
| 312 | 338 | CHICGOZN01 | Illinois | AMERITECH ILLINOIS | RBOC | More |
| 313 | 338 | DETROITZN1 | Michigan | AMERITECH MICHIGAN | RBOC | More |
| 314 | 338 | ST LOUIS | Missouri | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 315 | 338 | ROME | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 316 | 338 | TOWANDA | Kansas | SPRINT SPECTRUM L.P. | PCS | More |
| 317 | 338 | INDIANAPLS | Indiana | AMERITECH INDIANA | RBOC | More |
| 318 | 338 | MONROE | Louisiana | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 319 | 338 | IOWA CITY | Iowa | QWEST CORPORATION | RBOC | More |
| 320 | 338 | GRANITEFLS | Minnesota | LEVEL 3 COMMUNICATIONS, LLC - MN | | More |
| 321 | 338 | COCOA | Florida | LEVEL 3 COMMUNICATIONS, LLC - FL | CLEC | More |
| 323 | 338 | LSAN DA 02 | California | MCI WORLDCOM COMMUNICATIONS, INC., CA | CLEC | More |
| 325 | 338 | ABILENE | Texas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | WIRELESS PROV | More |
| 330 | 338 | AKRON | Ohio | SPRINT SPECTRUM L.P. | PCS | More |
| 334 | 338 | ROANOKE | Alabama | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL | WIRELESS PROV | More |
| 336 | 338 | GREENSBORO | North Carolina | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC | WIRELESS PROV | More |
| 337 | 338 | WELSH | Louisiana | SPRINT SPECTRUM L.P. | PCS | More |
| 347 | 338 | NWYRCYZN05 | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 352 | 338 | GAINESVL | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 360 | 338 | BREMERTON | Washington | COMCAST PHONE OF WASHINGTON/OREGON, LLC - WA | GENERAL | More |
| 361 | 338 | CUERO | Texas | FIBER DATA COMMUNICATIONS, INC. | | More |
| 386 | 338 | FLAGLERBCH | Florida | AT&T LOCAL | CLEC | More |
| 401 | 338 | PROVIDENCE | Rhode Island | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 402 | 338 | PAGE | Nebraska | GREAT PLAINS COMMUNICATIONS, INC. | IND. TELCO | More |
| 403 | 338 | BERWYN | Alberta | TELUS | IND. TELCO | More |
| 404 | 338 | ATLANTA | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 405 | 338 | STILLWATER | Oklahoma | SPRINT SPECTRUM L.P. | PCS | More |
| 406 | 338 | BROWNING | Montana | 3 RIVERS TELEPHONE COOPERATIVE, INC. | IND. TELCO | More |
| 407 | 338 | ORLANDO | Florida | GABRIEL WIRELESS, LLC | WIRELS RESELLER | More |
| 408 | 338 | SUNNYVALE | California | PACIFIC BELL | RBOC | More |
| 409 | 338 | BEAUMONT | Louisiana | SPRINT SPECTRUM L.P. | PCS | More |
| 410 | 338 | BALTIMORE | Maryland | VERIZON MARYLAND, INC. | RBOC | More |
| 412 | 338 | PTTSBGZON1 | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 413 | 338 | WARREN | Massachusetts | LEVEL 3 COMMUNICATIONS, LLC - MA | CLEC | More |
| 415 | 338 | SNFC JUNPR | California | PACIFIC BELL | RBOC | More |
| 416 | 338 | TORONTO | Ontario | Bell Canada | IND. TELCO | More |
| 417 | 338 | BRANSON W | Missouri | CENTURYTEL MISSOURI LLC (SOUTHWEST)DBA CENTURYLINK | | More |
| 418 | 338 | THETFORD MINES | Quebec | Bell Canada | IND. TELCO | More |
| 419 | 338 | ELIDA | Ohio | UNITED TEL. CO. OF OHIO - CENTURYLINK | IND. TELCO | More |
| 423 | 338 | BENTON | Tennessee | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 424 | 338 | CMTN CMTN | California | PACIFIC BELL | RBOC | More |
| 425 | 338 | SILVERLAKE | Washington | FRONTIER COMMUNICATIONS NORTHWEST INC. - WA | IND. TELCO | More |
| 434 | 338 | LYNCHBURG | Virginia | US LEC OF VIRGINIA, LLC | CLEC | More |
| 435 | 338 | TOOELE | Utah | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - UT | CLEC | More |
| 438 | 338 | Montreal | Quebec | Fibernetics Corporation | | More |
| 440 | 338 | RUSSELL | Ohio | WINDSTREAM WESTERN RESERVE, INC. | IND. TELCO | More |
| 443 | 338 | SPARKSGLNC | Maryland | CTC COMMUNICATIONS CORP. - MD | CLEC | More |
| 450 | 338 | Ste-Julie-de-Verche | Quebec | Videotron General Partnership | CLEC | More |
| 469 | 338 | ROCKWALL | Texas | SPRINT SPECTRUM L.P. | PCS | More |
| 470 | 338 | ATLANTA | Georgia | POWERTEL ATLANTA LICENSES, INC. | WIRELESS PROV | More |
| 478 | 338 | MACON | Georgia | HYPERCUBE TELECOM, LLC - GA | | More |
| 479 | 338 | ROGERS | Arkansas | SOUTHWESTERN BELL | RBOC | More |
| 480 | 338 | PHOENIX | Arizona | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ | WIRELESS PROV | More |
| 484 | 338 | READING | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 501 | 338 | BENTON | Arkansas | TELCOVE INVESTMENT, LLC - AR | CLEC | More |
| 502 | 338 | LOUISVILLE | Kentucky | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 503 | 338 | ASTORIA | Oregon | QWEST CORPORATION | RBOC | More |
| 504 | 338 | KENNER | Louisiana | VOICESTREAM GSM I, LLC | | More |
| 505 | 338 | ALBUQURQUE | New Mexico | TW TELECOM OF NEW MEXICO LLC - NM | CAP | More |
| 506 | 338 | Richibucto | New Brunswick | Rogers Communications Partnership (Cable) | | More |
| 507 | 338 | FARIBAULT | Minnesota | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MN | | More |
| 508 | 338 | VINEYRDHVN | Massachusetts | LEVEL 3 COMMUNICATIONS, LLC - MA | CLEC | More |
| 509 | 338 | PULLMAN | Washington | FRONTIER COMMUNICATIONS NORTHWEST INC. - WA | IND. TELCO | More |
| 510 | 338 | OKLD MN-PD | California | PACIFIC BELL | RBOC | More |
| 512 | 338 | AUSTIN | Texas | SOUTHWESTERN BELL | RBOC | More |
| 513 | 338 | CINCINNATI | Ohio | TW TELECOM OF OHIO LLC - OH | CLEC | More |
| 514 | 338 | MONTREAL | Quebec | Bell Canada | IND. TELCO | More |
| 515 | 338 | ELLSWORTH | Iowa | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA | WIRELESS PROV | More |
| 516 | 338 | NASSAUZN05 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 517 | 338 | HOWELL | Michigan | XO COMMUNICATIONS SERVICES, INC. - MI | CLEC | More |
| 518 | 338 | GLENSFALLS | New York | GLOBAL CROSSING LOCAL SERVICES, INC.-NY | CAP | More |
| 519 | 338 | HARRISTON | Ontario | Bell Canada | IND. TELCO | More |
| 520 | 338 | WHITERIVER | Arizona | BROADVOX-CLEC, LLC - AZ | | More |
| 530 | 338 | WOODLAND | California | BANDWIDTH.COM CLEC, LLC - CA | | More |
| 540 | 338 | MT GILEAD | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 541 | 338 | EUGENE | Oregon | QWEST CORPORATION | RBOC | More |
| 559 | 338 | DUNLAP | California | VERIZON CALIFORNIA INC.-CA (GTE) | IND. TELCO | More |
| 561 | 338 | BOCA RATON | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 562 | 338 | ALAMITOS | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 570 | 338 | KINGSTON | Pennsylvania | XO COMMUNICATIONS SERVICES INC - PA | CAP | More |
| 571 | 338 | WSNGTNZN17 | Virginia | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | WIRELESS PROV | More |
| 573 | 338 | JEFFERSNCY | Missouri | UNITED STATES CELLULAR CORP. - MISSOURI | WIRELESS PROV | More |
| 574 | 338 | FLORA | Indiana | COMCAST PHONE OF CENTRAL INDIANA, LLC - IN | | More |
| 575 | 338 | ALBUQUERQUE | New Mexico | TW TELECOM OF NEW MEXICO LLC - NM | CAP | More |
| 580 | 338 | GUYMON | Oklahoma | PANHANDLE TELEPHONE COOPERATIVE, INC. | IND. TELCO | More |
| 585 | 338 | ROCHESTER | New York | FRONTIER TELEPHONE OF ROCHESTER INC | IND. TELCO | More |
| 586 | 338 | MT CLEMENS | Michigan | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | WIRELESS PROV | More |
| 587 | 338 | Edmonton | Alberta | Bell Mobility | WIRELESS PROV | More |
| 601 | 338 | MCLAIN | Mississippi | TELEPAK NETWORKS, INC. - MS | | More |
| 602 | 338 | PHOENIX | Arizona | QWEST CORPORATION | RBOC | More |
| 603 | 338 | KEENE | New Hampshire | BROOKS FIBER COMMUNICATIONS OF NEW HAMPSHIRE - NH | CLEC | More |
| 604 | 338 | VANCOUVER | British Columbia | Fido Solutions Inc. | | More |
| 605 | 338 | SIOUX FLS | South Dakota | QWEST CORPORATION | RBOC | More |
| 607 | 338 | BINGHAMTON | New York | AT&T LOCAL | CLEC | More |
| 608 | 338 | MADISON | Wisconsin | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 609 | 338 | PLEASANTVL | New Jersey | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NJ | WIRELESS PROV | More |
| 610 | 338 | PHPHSBZN13 | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 612 | 338 | TWINCITIES | Minnesota | QWEST CORPORATION | RBOC | More |
| 613 | 338 | MAYNOOTH | Ontario | Bell Canada | IND. TELCO | More |
| 614 | 338 | COLUMBUS | Ohio | AMERITECH OHIO | RBOC | More |
| 615 | 338 | HENDERSNVL | Tennessee | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 616 | 338 | GRAND RPDS | Michigan | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 617 | 338 | BOSTON | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 618 | 338 | COLLINSVL | Illinois | AMERICAN MESSAGING (AM), INC. | | More |
| 619 | 338 | SNDG SNDG | California | PACIFIC BELL | RBOC | More |
| 620 | 338 | DODGE CITY | Kansas | SOUTHWESTERN BELL | RBOC | More |
| 626 | 338 | COVINA | California | VERIZON CALIFORNIA INC.-CA (GTE) | IND. TELCO | More |
| 630 | 338 | ST CHARLES | Illinois | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 631 | 338 | BRENTWOOD | New York | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | WIRELESS PROV | More |
| 636 | 338 | HAWK POINT | Missouri | CENTURYTEL MISSOURI LLC (SOUTHWEST)DBA CENTURYLINK | | More |
| 641 | 338 | THAYER | Iowa | GRAND RIVER MUTUAL TELEPHONE CO. | IND. TELCO | More |
| 646 | 338 | NEW YORK CITY ZONE | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 647 | 338 | Toronto | Ontario | Rogers Communications Partnership (Wireless) | WIRELESS PROV | More |
| 650 | 338 | HALFMOONBY | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 651 | 338 | MINNEAPOLIS | Minnesota | SPRINT SPECTRUM L.P. | PCS | More |
| 660 | 338 | GLASGOW | Missouri | SOUTHWESTERN BELL | RBOC | More |
| 661 | 338 | LOS ANGELES FOCAL | California | BROADWING COMMUNICATIONS, LLC - CA | CLEC | More |
| 662 | 338 | STARKVILLE | Mississippi | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 678 | 338 | ROSWELL | Georgia | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 701 | 338 | VELVA | North Dakota | SRT COMMUNICATIONS, INC. | IND. TELCO | More |
| 702 | 338 | LAS VEGAS | Nevada | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 703 | 338 | WASHINGTON ZONE 8 | Virginia | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 704 | 338 | CHARLOTTE | North Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 705 | 338 | SMOOTH ROCK FALLS | Ontario | Northern Telephone Ltd. | IND. TELCO | More |
| 706 | 338 | ATHENS | Georgia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - GA | WIRELESS PROV | More |
| 707 | 338 | PETALUMA: MAIN DA | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
| 708 | 338 | BELLWOOD | Illinois | AMERITECH ILLINOIS | RBOC | More |
| 709 | 338 | BRANCH | Newfoundland | Aliant Telecom (NF) | IND. TELCO | More |
| 712 | 338 | MILFORD | Iowa | QWEST CORPORATION | RBOC | More |
| 713 | 338 | HOUSTON | Texas | SOUTHWESTERN BELL | RBOC | More |
| 714 | 338 | LOS ANGELES | California | TELEPORT COMMUNICATIONS GROUP - LOS ANGELES | CLEC | More |
| 715 | 338 | HUDSON | Wisconsin | AERIAL COMMUNICATIONS | WIRELESS PROV | More |
| 716 | 338 | ROCHESTER | New York | DFT LOCAL SERVICE CORP. DBA DFT SELECT ONE-NY | | More |
| 717 | 338 | GETTYSBURG | Pennsylvania | UNITED TEL CO. OF PENNSYLVANIA DBA CENTURYLINK | IND. TELCO | More |
| 718 | 338 | NYCZ 7 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 719 | 338 | COLORADO SPRINGS | Colorado | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 720 | 338 | DENVER | Colorado | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 724 | 338 | PITTSBURGH | Pennsylvania | AT&T LOCAL | CLEC | More |
| 731 | 338 | DRESDEN | Tennessee | SPRINT COMMUNICATIONS COMPANY, L.P. - TN | CLEC | More |
| 732 | 338 | JAMESBURG | New Jersey | TELCOVE INVESTMENT, LLC - NJ | CLEC | More |
| 734 | 338 | LIVONIA | Michigan | COMCAST PHONE OF MICHIGAN, LLC - MI | CLEC | More |
| 740 | 338 | WHEELING ZONE 8 | Ohio | TELEPORT COMMUNICATIONS GROUP, INC. - OH | CLEC | More |
| 757 | 338 | WILLIAMSBURG | Virginia | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | WIRELESS PROV | More |
| 760 | 338 | ESCONDIDO | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 762 | 338 | ROYSTON | Georgia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - GA | WIRELESS PROV | More |
| 765 | 338 | INDIANAPOLIS | Indiana | SPRINT SPECTRUM L.P. | PCS | More |
| 770 | 338 | LAWRENCEVILLE | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 773 | 338 | CHCZ 2 | Illinois | AMERITECH ILLINOIS | RBOC | More |
| 774 | 338 | SAGAMORE | Massachusetts | BANDWIDTH.COM CLEC, LLC - MA | | More |
| 775 | 338 | RENO | Nevada | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 778 | 338 | North Vancouver | British Columbia | Bell West Inc. | | More |
| 780 | 338 | BERWYN | Alberta | TELUS | IND. TELCO | More |
| 781 | 338 | MALDEN | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 785 | 338 | TOPEKA | Kansas | BROOKS FIBER COMMUNICATIONS - KS | CLEC | More |
| 786 | 338 | MIAMI | Florida | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 787 | 338 | GUAYNABO | Puerto Rico | OPTIVON TELECOMMUNICATIONS SERVICES, INC. - PR | | More |
| 801 | 338 | MURRAY | Utah | AMERICAN MESSAGING (AM), INC. | | More |
| 802 | 338 | BURLINGTON | Vermont | TELEPHONE OP CO OF VERMONT DBA FAIRPOINT COMM-VT | RBOC | More |
| 803 | 338 | RIDGEWAY | South Carolina | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 804 | 338 | RICHMOND | Virginia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA | WIRELESS PROV | More |
| 805 | 338 | THOUSAND OAKS | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 806 | 338 | GRUVER | Texas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | WIRELESS PROV | More |
| 808 | 338 | WAIMEA | Hawaii | HAWAIIAN TELCOM, INC. - HI | IND. TELCO | More |
| 810 | 338 | WARREN | Michigan | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 812 | 338 | ENGLISH | Indiana | FRONTIER NORTH, INC. - IN | IND. TELCO | More |
| 813 | 338 | TAMPA | Florida | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 814 | 338 | WARREN | Pennsylvania | GLOBAL NAPS - PA | CLEC | More |
| 815 | 338 | WOODSTOCK | Illinois | AMERITECH ILLINOIS | RBOC | More |
| 816 | 338 | GLASGOW | Missouri | MERCURY VOICE AND DATA COMPANY - MO | | More |
| 817 | 338 | FORT WORTH EDISON | Texas | SOUTHWESTERN BELL | RBOC | More |
| 818 | 338 | LOS ANGELES - PAC W | California | PAC - WEST TELECOMM, INC. | CLEC | More |
| 819 | 338 | KANGIQSUALUJJUAQ | Quebec | Bell Canada | IND. TELCO | More |
| 828 | 338 | ASHEVILLE | North Carolina | SBC INTERNET SERVICES, INC. | | More |
| 831 | 338 | BOULDER CREEK | California | PACIFIC BELL | RBOC | More |
| 832 | 338 | HOUSTON | Texas | SPRINT SPECTRUM L.P. | PCS | More |
| 843 | 338 | COLUMBIA | South Carolina | SPRINT SPECTRUM L.P. | PCS | More |
| 845 | 338 | KINGSTON | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 847 | 338 | LOMBARD | Illinois | SPRINT SPECTRUM L.P. | PCS | More |
| 850 | 338 | PANAMA CITY | Florida | SOUTHERN COMMUNICATIONS SERVICES | WIRELESS PROV | More |
| 856 | 338 | CAMDEN | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
| 859 | 338 | LEXINGTON | Kentucky | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 860 | 338 | GLASTONBURY | Connecticut | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT | WIRELESS PROV | More |
| 864 | 338 | BELTON | South Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 870 | 338 | HELENA | Arkansas | SOUTHWESTERN BELL | RBOC | More |
| 901 | 338 | MEMPHIS | Tennessee | POWERTEL MEMPHIS LICENSES, INC. | WIRELESS PROV | More |
| 902 | 338 | Antigonish | Nova Scotia | Aliant Telecom (Mobility) | | More |
| 903 | 338 | KOON KREEK | Texas | UNITED TELEPHONE OF TEXAS INC DBA CENTURYLINK | IND. TELCO | More |
| 904 | 338 | JACKSONVILLE | Florida | FLORIDA DIGITAL NETWORK | CLEC | More |
| 905 | 338 | OAKVILLE | Ontario | Bell Canada | IND. TELCO | More |
| 906 | 338 | ALSTON | Michigan | BARAGA TELEPHONE CO. | IND. TELCO | More |
| 907 | 338 | ANCHORAGE | Alaska | ACS OF ANCHORAGE, INC. | IND. TELCO | More |
| 908 | 338 | PERTH AMBOY | New Jersey | OMNIPOINT COMMUNICATIONS, INC. - NJ | WIRELESS PROV | More |
| 909 | 338 | CRESTLINE | California | VERIZON CALIFORNIA INC.-CA (GTE) | IND. TELCO | More |
| 910 | 338 | WILMINGTON | North Carolina | LEVEL 3 COMMUNICATIONS, LLC - NC | | More |
| 912 | 338 | WAYCROSS | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 913 | 338 | OVERLAND PARK | Kansas | SOUTHWESTERN BELL | RBOC | More |
| 914 | 338 | KINGSTON | New York | CABLEVISION LIGHTPATH, INC. - NY | CLEC | More |
| 915 | 338 | ABILENE | Texas | SOUTHWESTERN BELL | RBOC | More |
| 916 | 338 | NORTH HIGHLANDS | California | PACIFIC BELL | RBOC | More |
| 917 | 338 | NEW YORK CITY ZONE | New York | AMERICAN NETWORK, INC. | CLEC | More |
| 918 | 338 | BARTLESVILLE | Oklahoma | SOUTHWESTERN BELL | RBOC | More |
| 919 | 338 | CHAPEL HILL | North Carolina | TELCOVE OPERATIONS, INC. - NC | CLEC | More |
| 920 | 338 | DE PERE | Wisconsin | AMERITECH WISCONSIN | RBOC | More |
| 925 | 338 | FREMONT | California | BANDWIDTH.COM CLEC, LLC - CA | | More |
| 928 | 338 | WHITERIVER | Arizona | CITIZENS TELECOM CO OF WHT MTNS INC. | IND. TELCO | More |
| 929 | 338 | NWYRCYZN13 | New York | LOCAL ACCESS LLC - NY | | More |
| 931 | 338 | CLARKSVILLE | Tennessee | POWERTEL NASHVILLE LICENSES, INC. | WIRELESS PROV | More |
| 937 | 338 | ROSSBURG | Ohio | UNITED TEL. CO. OF OHIO - CENTURYLINK | IND. TELCO | More |
| 939 | 338 | RIOPIEDRAS | Puerto Rico | CENTENNIAL PUERTO RICO OPERATIONS CORP. - PR | CLEC | More |
| 941 | 338 | FORT MYERS | Florida | EMBARQ FLORIDA, INC. DBA CENTURYLINK | IND. TELCO | More |
| 949 | 338 | LAGUNA BEACH | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 951 | 338 | TEMSCL CNY | California | LEVEL 3 COMMUNICATIONS, LLC - CA | CLEC | More |
| 954 | 338 | HOLLYWOOD | Florida | YMAX COMMUNICATIONS CORP. - FL | | More |
| 970 | 338 | MONTROSE | Colorado | DELTA COUNTY TELE - COMM, INC. | IND. TELCO | More |
| 971 | 338 | WOODBURN | Oregon | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 972 | 338 | DALLAS ADDISON | Texas | SOUTHWESTERN BELL | RBOC | More |
| 973 | 338 | NUTLEY | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
| 978 | 338 | EVERLY | Massachusetts | MCI WORLDCOM COMMUNICATIONS, INC. - MA | CLEC | More |
| 979 | 338 | LA GRANGE | Texas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | WIRELESS PROV | More |
| 980 | 338 | GROVER | North Carolina | BANDWIDTH.COM CLEC, LLC - NC | | More |
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