Area
Code | Prefix | City/Switch Name
(Click for city search) | State/Prov.
Area Map | Telephone Company
Web link | Telco
Type | More
Info |
|---|
| 201 | 404 | MORRISTOWN | New Jersey | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 202 | 404 | WSHNGTNZN1 | District of Columbia | VERIZON WASHINGTON, DC INC. | RBOC | More |
| 203 | 404 | NEW HAVEN | Connecticut | BROADWING COMMUNICATIONS, LLC - CT | | More |
| 204 | 404 | Stonewall | Manitoba | TELUS Mobility | PCS | More |
| 205 | 404 | BIRMINGHAM | Alabama | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 206 | 404 | SEATTLE | Washington | QWEST CORPORATION | RBOC | More |
| 207 | 404 | BANGOR | Maine | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 208 | 404 | TWIN FALLS | Idaho | SPRINT SPECTRUM L.P. | PCS | More |
| 209 | 404 | MODESTO | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
| 210 | 404 | SANANTONIO | Texas | SOUTHWESTERN BELL | RBOC | More |
| 212 | 404 | NWYRCYZN01 | New Jersey | BROADWING COMMUNICATIONS, LLC - NY | CLEC | More |
| 213 | 404 | LSAN DA 01 | California | PAETEC COMMUNICATIONS, INC. - CA | CLEC | More |
| 214 | 404 | GRANDPRARI | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 215 | 404 | PHLDLPHZN1 | Pennsylvania | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 216 | 404 | CLEVELAND | Ohio | AMERITECH OHIO | RBOC | More |
| 217 | 404 | ROODHOUSE | Illinois | LEVEL 3 COMMUNICATIONS, LLC - IL | CLEC | More |
| 218 | 404 | VIRGINIA | Minnesota | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 224 | 404 | ELK GROVE | Illinois | AMERITECH ILLINOIS | RBOC | More |
| 225 | 404 | BATONROUGE | Louisiana | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 229 | 404 | OCILLA | Georgia | MCC TELEPHONY OF GEORGIA, LLC - GA | | More |
| 231 | 404 | STANWOOD | Michigan | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 234 | 404 | ROOTSTOWN | Ohio | QWEST COMMUNICATIONS COMPANY, LLC | CLEC | More |
| 239 | 404 | NAPLES | Florida | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 240 | 404 | GAITHERSBG | District of Columbia | XO MARYLAND, LLC | CLEC | More |
| 248 | 404 | TROY | Michigan | AMERITECH MICHIGAN | RBOC | More |
| 250 | 404 | SUMMERLAND | British Columbia | TELUS | IND. TELCO | More |
| 251 | 404 | MOBILE | Alabama | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 252 | 404 | HERTFORD | North Carolina | BANDWIDTH.COM CLEC, LLC - NC | | More |
| 253 | 404 | TACOMA | Washington | QWEST CORPORATION | RBOC | More |
| 254 | 404 | GATESVILLE | Texas | UNITED TELEPHONE OF TEXAS INC DBA CENTURYLINK | IND. TELCO | More |
| 256 | 404 | SYLACAUGA | Alabama | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 260 | 404 | FORT WAYNE | Indiana | CENTURYTEL ACQ., LLC DBA KMC TELECOM III, LLC - IN | CLEC | More |
| 262 | 404 | THIENSVL | Wisconsin | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 267 | 404 | PERKASIE | Pennsylvania | TCG NEW JERSEY, INC. - PA | CLEC | More |
| 270 | 404 | GLASGOW | Kentucky | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 281 | 404 | HOUSTON | Texas | GRANDE COMMUNICATIONS NETWORKS, INC. - TX | CLEC | More |
| 289 | 404 | Oshawa | Ontario | Rogers Communications Partnership (Wireless) | WIRELESS PROV | More |
| 301 | 404 | WSHNGTNZN3 | Maryland | SPRINT SPECTRUM L.P. | PCS | More |
| 302 | 404 | SEAFORD | Delaware | LEVEL 3 COMMUNICATIONS, LLC - DE | CLEC | More |
| 303 | 404 | DENVER | Colorado | QWEST CORPORATION | RBOC | More |
| 304 | 404 | W MILFORD | West Virginia | GATEWAY TELECOM LLC DBA STRATUS WAVE COMM LLC WV | CLEC | More |
| 305 | 404 | MIAMI | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 306 | 404 | Wynyard | Saskatchewan | Rogers Communications Partnership (Wireless) | WIRELESS PROV | More |
| 307 | 404 | WORLAND | Wyoming | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY | WIRELESS PROV | More |
| 308 | 404 | MINDEN | Nebraska | SPRINT SPECTRUM L.P. | PCS | More |
| 309 | 404 | PEORIA | Illinois | LEVEL 3 COMMUNICATIONS, LLC - IL | CLEC | More |
| 310 | 404 | CMTN GRDN | California | AT&T LOCAL | CLEC | More |
| 312 | 404 | CHICGOZN01 | Illinois | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 313 | 404 | DETROITZN5 | Michigan | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 314 | 404 | LADUE | Missouri | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 315 | 404 | UTICA | New York | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | WIRELESS PROV | More |
| 316 | 404 | TOWANDA | Kansas | SPRINT SPECTRUM L.P. | PCS | More |
| 317 | 404 | INDIANAPLS | Indiana | AMERICAN MESSAGING (AM), INC. | | More |
| 318 | 404 | RUSTON | Louisiana | SPRINT SPECTRUM L.P. | PCS | More |
| 319 | 404 | WATERLOO | Iowa | UNITED STATES CELLULAR CORP. - IOWA | WIRELESS PROV | More |
| 320 | 404 | SUNBURG | Minnesota | MCC TELEPHONY OF MINNESOTA, LLC - MN | | More |
| 323 | 404 | LSAN DA 03 | California | MCI WORLDCOM COMMUNICATIONS, INC., CA | CLEC | More |
| 330 | 404 | YOUNGSTOWN | Ohio | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 334 | 404 | FT DEPOSIT | Alabama | HAYNEVILLE FIBER TRANSPORT, INC. - AL | | More |
| 336 | 404 | GREENSBORO | North Carolina | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC | WIRELESS PROV | More |
| 337 | 404 | LEESVILLE | Louisiana | SPRINT SPECTRUM L.P. | PCS | More |
| 346 | 404 | HOUSTON | Texas | IP GLOBAL NETWORKS - TX | | More |
| 347 | 404 | NWYRCYZN06 | New York | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 352 | 404 | CLERMONT | Florida | FLORIDA DIGITAL NETWORK | CLEC | More |
| 360 | 404 | MT VERNON | Washington | TELEPORT COMMUNICATIONS GROUP - SEATTLE | CAP | More |
| 361 | 404 | PALACIOS | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 385 | 404 | PAYSON | Utah | BANDWIDTH.COM CLEC, LLC - UT | | More |
| 401 | 404 | CENTREDALE | Rhode Island | CHOICE ONE COMMUNICATIONS OF RHODE ISLAND, INC. | CLEC | More |
| 402 | 404 | SOSIOUX CY | Nebraska | LONG LINES SIOUXLAND, LLC - NE | | More |
| 403 | 404 | Calgary | Alberta | Bell Mobility | WIRELESS PROV | More |
| 405 | 404 | CHANDLER | Oklahoma | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 406 | 404 | BOZEMAN | Montana | BRESNAN BROADBAND OF MONTANA, LLC - MT | | More |
| 407 | 404 | ORLANDO | Florida | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 408 | 404 | SNJS NORTH | California | GLOBAL CROSSING LOCAL SERVICES, INC.-CA | CLEC | More |
| 409 | 404 | MILAM | Texas | VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW | | More |
| 410 | 404 | BALTIMORE | Maryland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD | WIRELESS PROV | More |
| 412 | 404 | PTTSBGZON8 | Pennsylvania | TCG PITTSBURGH, INC. | CAP | More |
| 413 | 404 | AMHERST | Massachusetts | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 414 | 404 | MILWAUKEE | Wisconsin | MCIMETRO, ATS, INC. - WISCONSIN | CAP | More |
| 415 | 404 | SNFC JUNPR | California | PACIFIC BELL | RBOC | More |
| 416 | 404 | TORONTO | Ontario | Bell Canada | IND. TELCO | More |
| 418 | 404 | Valcartier | Quebec | Videotron General Partnership | CLEC | More |
| 419 | 404 | WAUSEON | Ohio | QUALSTAR COMMUNICATIONS, INC. - OH | | More |
| 423 | 404 | MADISONVL | Tennessee | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 425 | 404 | EVERETT | Washington | FRONTIER COMMUNICATIONS NORTHWEST INC. - WA | IND. TELCO | More |
| 434 | 404 | SO BOSTON | Virginia | COMCAST PHONE OF VIRGINIA, INC. - VA | CLEC | More |
| 435 | 404 | SALT LAKE | Utah | TELEPORT COMMUNICATIONS GROUP, INC. - UT | CLEC | More |
| 440 | 404 | BEREA | Ohio | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH | WIRELESS PROV | More |
| 443 | 404 | SOLOMONS | Maryland | SPRINT SPECTRUM L.P. | PCS | More |
| 450 | 404 | Joliette | Quebec | Telecommunications Xittel Inc | | More |
| 469 | 404 | GRANDPRARI | Texas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | WIRELESS PROV | More |
| 478 | 404 | MACON | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 479 | 404 | FAYETTEVL | Arkansas | COX ARKANSAS TELCOM, LLC - AR | | More |
| 480 | 404 | PHOENIX | Arizona | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ | WIRELESS PROV | More |
| 484 | 404 | BANGOR | Pennsylvania | CORE COMMUNICATIONS, INC. - PA | | More |
| 501 | 404 | LITTLEROCK | Arkansas | 365 WIRELESS, LLC | | More |
| 502 | 404 | LOUISVILLE | Kentucky | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 503 | 404 | STFRD-SNDY | Oregon | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 504 | 404 | NEWORLEANS | Louisiana | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 505 | 404 | BERNALILLO | New Mexico | TW TELECOM OF NEW MEXICO LLC - NM | CAP | More |
| 507 | 404 | NEW ULM | Minnesota | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 508 | 404 | WALPOLE | Massachusetts | TELEPORT COMMUNICATIONS GROUP - BOSTON | CAP | More |
| 509 | 404 | DAYTON | Washington | QWEST COMMUNICATIONS COMPANY, LLC | CLEC | More |
| 510 | 404 | FRNK GRNLF | California | MCI WORLDCOM COMMUNICATIONS, INC., CA | CLEC | More |
| 512 | 404 | AUSTIN | Texas | SOUTHWESTERN BELL | RBOC | More |
| 513 | 404 | CINCINNATI | Ohio | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH | WIRELESS PROV | More |
| 514 | 404 | MONTREAL | Quebec | Bell Canada | IND. TELCO | More |
| 516 | 404 | NASSAUZN05 | New York | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | WIRELESS PROV | More |
| 517 | 404 | HOWELL | Michigan | SPRINT SPECTRUM L.P. | PCS | More |
| 518 | 404 | MALONE | New York | CONTACT COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 519 | 404 | Kitchener-Waterloo | Ontario | Rogers Communications Partnership (Wireless) | WIRELESS PROV | More |
| 520 | 404 | TUCSON | Arizona | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ | WIRELESS PROV | More |
| 530 | 404 | LEWISTON | California | O1 COMMUNICATIONS, INC. - CA | CLEC | More |
| 540 | 404 | CULPEPER | Virginia | COMCAST PHONE OF VIRGINIA, INC. - VA | CLEC | More |
| 541 | 404 | COOS BAY | Oregon | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 551 | 404 | HACKENSACK | New Jersey | OMNIPOINT COMMUNICATIONS, INC. - NJ | WIRELESS PROV | More |
| 559 | 404 | COALINGA | California | O1 COMMUNICATIONS, INC. - CA | CLEC | More |
| 561 | 404 | DELRAY BCH | Florida | INTERMEDIA COMMUNICATIONS INC. - FL | CLEC | More |
| 562 | 404 | NORWALK | California | VERIZON CALIFORNIA INC.-CA (GTE) | IND. TELCO | More |
| 567 | 404 | FAYETTE | Ohio | LEVEL 3 COMMUNICATIONS, LLC - OH | CLEC | More |
| 570 | 404 | MANSFIELD | Pennsylvania | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA | WIRELESS PROV | More |
| 573 | 404 | QULIN | Missouri | BIG RIVER TELEPHONE COMPANY, LLC - MO | | More |
| 574 | 404 | SOUTH BEND | Indiana | MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- IN | CLEC | More |
| 575 | 404 | ALAMOGORDO | New Mexico | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 580 | 404 | CORDELL | Oklahoma | INVENTIVE TECHNOLOGY, LTD. - OK | | More |
| 586 | 404 | ROSEVILLE | Michigan | METRO PCS, INC. | | More |
| 587 | 404 | Edmonton | Alberta | Iristel Inc. | | More |
| 601 | 404 | JACKSON | Mississippi | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 602 | 404 | PHOENIX | Arizona | QWEST CORPORATION | RBOC | More |
| 603 | 404 | TILTON | New Hampshire | BELL ATLANTIC NYNEX MOBILE | WIRELESS PROV | More |
| 604 | 404 | Vancouver | British Columbia | Bell Mobility | WIRELESS PROV | More |
| 606 | 404 | CORBIN | Kentucky | BLUEGRASS WIRELESS LLC | | More |
| 608 | 404 | WISCONDLLS | Wisconsin | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI | WIRELESS PROV | More |
| 609 | 404 | PLEASANTVL | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
| 610 | 404 | BIRDSBORO | Pennsylvania | WINDSTREAM CONESTOGA, INC. | IND. TELCO | More |
| 612 | 404 | TWINCITIES | Minnesota | AERIAL COMMUNICATIONS | WIRELESS PROV | More |
| 613 | 404 | Ottawa-Hull | Ontario | Rogers Communications Partnership (Wireless) | WIRELESS PROV | More |
| 614 | 404 | COLUMBUS | Ohio | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 615 | 404 | NASHVILLE | Tennessee | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 616 | 404 | HOLLAND | Michigan | ONVOY, INC. - MI | | More |
| 617 | 404 | BELMONT | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 618 | 404 | ANNA | Illinois | BIG RIVER TELEPHONE COMPANY, LLC - IL | | More |
| 620 | 404 | PITTSBURG | Kansas | UNITED STATES CELLULAR CORP. - KANSAS | WIRELESS PROV | More |
| 626 | 404 | COVINA | California | TELEPORT COMMUNICATIONS GROUP - LOS ANGELES | CLEC | More |
| 630 | 404 | NORTHBROOK | Illinois | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | WIRELESS PROV | More |
| 631 | 404 | BRENTWOOD | New York | AT&T LOCAL | CLEC | More |
| 646 | 404 | NWYRCYZN03 | New York | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 647 | 404 | Toronto | Ontario | Rogers Communications Partnership (Wireless) | WIRELESS PROV | More |
| 650 | 404 | MOUNTAIN VIEW | California | PACIFIC BELL | RBOC | More |
| 651 | 404 | HASTINGS | Minnesota | EMBARQ MINNESOTA DBA CENTURYLINK | IND. TELCO | More |
| 662 | 404 | MEMPHIS | Mississippi | CELLULAR SOUTH, INC. | WIRELESS PROV | More |
| 678 | 404 | BOGARTSTHM | Georgia | SBC INTERNET SERVICES, INC. | | More |
| 681 | 404 | FAIRMONT | West Virginia | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 682 | 404 | GLENDALE | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 701 | 404 | FARGO | North Dakota | ONVOY, LLC - ND | | More |
| 702 | 404 | HENDERSON | Nevada | AT&T LOCAL | CLEC | More |
| 703 | 404 | HERNDON | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 704 | 404 | XXXXXXXXXX | North Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 705 | 404 | Sudbury | Ontario | TELUS Integrated Communications | CLEC | More |
| 706 | 404 | XXXXXXXXXX | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 707 | 404 | ALMADEN | California | O1 COMMUNICATIONS, INC. - CA | CLEC | More |
| 708 | 404 | NORTHBROOK | Illinois | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | WIRELESS PROV | More |
| 712 | 404 | HARLAN | Iowa | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 713 | 404 | HOUSTON | Texas | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 714 | 404 | IRVINE | California | SPRINT SPECTRUM L.P. | PCS | More |
| 715 | 404 | JIM FALLS | Wisconsin | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 716 | 404 | BUFFALO | New York | TELCOVE ATLANTIC, INC. - NY | CLEC | More |
| 717 | 404 | CARLISLE | Pennsylvania | SPRINT SPECTRUM L.P.- PA | PCS | More |
| 718 | 404 | NEW YORK | New York | TELEPORT COMMUNICATIONS GROUP - NY | CAP | More |
| 719 | 404 | PUEBLO | Colorado | MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- CO | CLEC | More |
| 720 | 404 | DENVER | Colorado | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 724 | 404 | PITTSBURGH | Pennsylvania | GLOBAL CROSSING LOCAL SERVICES, INC.-PA | CLEC | More |
| 731 | 404 | BRADFORD | Tennessee | TIME WARNER CABLE INFORMATION SVCS (TENNESSEE), TN | | More |
| 732 | 404 | WOODBRIDGE | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
| 734 | 404 | PLYMOUTH | Michigan | LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI | | More |
| 737 | 404 | KYLE | Texas | TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL | | More |
| 740 | 404 | NEWARK | Ohio | SPRINT SPECTRUM L.P. | PCS | More |
| 757 | 404 | NORFOLK ZONE 3 | Virginia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA | WIRELESS PROV | More |
| 760 | 404 | PALM SPRINGS | California | U.S. TELEPACIFIC CORP. - CA | CLEC | More |
| 763 | 404 | WAYZATA | Minnesota | QWEST CORPORATION | RBOC | More |
| 765 | 404 | LAFAYETTE | Indiana | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 773 | 404 | CHCZ 4 | Illinois | AMERITECH ILLINOIS | RBOC | More |
| 774 | 404 | PLYMOUTH | Massachusetts | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | WIRELESS PROV | More |
| 775 | 404 | FERNLEY | Nevada | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NV | CAP | More |
| 778 | 404 | Victoria | British Columbia | Iristel Inc. | | More |
| 780 | 404 | LAC LA BICHE | Alberta | TELUS | IND. TELCO | More |
| 781 | 404 | WORCESTER | Massachusetts | CTC COMMUNICATIONS CORP. - MA | | More |
| 785 | 404 | SALINA | Kansas | COX KANSAS TELCOM, LLC-KS | | More |
| 786 | 404 | HOMESTEAD | Florida | TCG SOUTH FLORIDA | CLEC | More |
| 787 | 404 | GUAYNABO | Puerto Rico | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 801 | 404 | PROVO | Utah | SPRINT SPECTRUM L.P. | PCS | More |
| 802 | 404 | ESSEX JUNCTION | Vermont | GLOBAL NAPS, INC. - VT | | More |
| 803 | 404 | COLUMBIA | South Carolina | SUNCOM DBA T-MOBILE USA | PCS | More |
| 804 | 404 | RICHMOND | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 805 | 404 | SIMI VALLEY | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 806 | 404 | SHALLOWTR | Texas | Cox Texas Telcom, L.P. - TX | | More |
| 810 | 404 | CARSONVILLE | Michigan | THUMB CELLULAR LIMITED PARTNERSHIP | WIRELESS PROV | More |
| 812 | 404 | SALEM | Indiana | SPRINT SPECTRUM L.P. | PCS | More |
| 813 | 404 | PLANT CITY | Florida | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | WIRELESS PROV | More |
| 814 | 404 | BELLEFONTE | Pennsylvania | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA | WIRELESS PROV | More |
| 815 | 404 | CHICAGO | Illinois | SPRINT SPECTRUM L.P. | PCS | More |
| 816 | 404 | KANSAS CITY MCGEE | Missouri | SOUTHWESTERN BELL | RBOC | More |
| 817 | 404 | FORT WORTH CRESTVIE | Texas | SOUTHWESTERN BELL | RBOC | More |
| 818 | 404 | VAN NUYS | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 819 | 404 | Daveluyville | Quebec | Telebec Ltee. | IXC | More |
| 828 | 404 | HICKORY | North Carolina | DELTACOM, INC. - NC | CLEC | More |
| 831 | 404 | GONZALES | California | AMERICAN MESSAGING SERVICES, LLC | WIRELESS PROV | More |
| 832 | 404 | HOUSTON | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 843 | 404 | XXXXXXXXXX | South Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 845 | 404 | BREWSTER | New York | SPRINT COMMUNICATIONS COMPANY, L.P. - NY | CLEC | More |
| 847 | 404 | NORTHBROOK | Illinois | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | WIRELESS PROV | More |
| 848 | 404 | BELMAR | New Jersey | XO NEW JERSEY, INC. | CLEC | More |
| 856 | 404 | WILLIAMSTOWN | New Jersey | ATX TELECOMMUNICATIONS SERVICES, LTD | | More |
| 857 | 404 | NEWTON | Massachusetts | COMCAST PHONE OF MASSACHUSETTS, INC. - MA | CLEC | More |
| 858 | 404 | SAN DIEGO | California | PACIFIC BELL | RBOC | More |
| 859 | 404 | MOUNT STERLING | Kentucky | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - KY | WIRELESS PROV | More |
| 860 | 404 | UNIONVILLE | Connecticut | SOUTHERN NEW ENGLAND TELEPHONE CO. | IND. TELCO | More |
| 862 | 404 | WHIPPANY | New Jersey | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 864 | 404 | LAURENS | South Carolina | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 870 | 404 | MOUNTAIN HOME | Arkansas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 902 | 404 | Halifax | Nova Scotia | Bragg Communications Inc. | CLEC | More |
| 903 | 404 | HENDERSON | Texas | MTPCS, LLC | PCS | More |
| 904 | 404 | JACKSONVILLE | Florida | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | WIRELESS PROV | More |
| 905 | 404 | OSHAWA | Ontario | Bell Canada | IND. TELCO | More |
| 907 | 404 | NOME | Alaska | GCI COMMUNICATION CORP. DBA GENERAL COMMUNICATION | PCS | More |
| 908 | 404 | BERNARDSVL | New Jersey | BROADVOX-CLEC, LLC - NJ | | More |
| 909 | 404 | ONTARIO | California | AMERICAN MESSAGING (AM), INC. | | More |
| 910 | 404 | WILMINGTON | North Carolina | GSC TELECOMMUNICATIONS, INC. - NC | | More |
| 914 | 404 | MOUNT KISCO | New York | AMERICAN NETWORK, INC. | CLEC | More |
| 916 | 404 | SACRAMENTO | California | PAC - WEST TELECOMM, INC. | CLEC | More |
| 917 | 404 | NEW YORK CITY ZONE | New York | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 918 | 404 | TULSA | Oklahoma | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OK | | More |
| 919 | 404 | ZEBULON | North Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 920 | 404 | MANITOWOC | Wisconsin | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 925 | 404 | SAN FRANCISCO | California | ALLEGIANCE TELECOM, INC. - CA | CLEC | More |
| 928 | 404 | BULLHDCYN | Arizona | MERCURY VOICE AND DATA LLC DBA SUDDENLINK COMM-AZ | | More |
| 936 | 404 | LUFKIN | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 937 | 404 | BELLEFONTAINE | Ohio | UNITED TEL. CO. OF OHIO - CENTURYLINK | IND. TELCO | More |
| 939 | 404 | BAYAMONNOR | Puerto Rico | PUERTO RICO TELCO DBA VERIZON WIRELESS PUERTO RICO | WIRELESS PROV | More |
| 941 | 404 | NAPLES | Florida | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | WIRELESS PROV | More |
| 951 | 404 | TEMECULA | California | NEUTRAL TANDEM-CALIFORNIA, LLC - CA | | More |
| 952 | 404 | WAYZATA | Minnesota | QWEST CORPORATION | RBOC | More |
| 954 | 404 | HOLLYWOOD | Florida | METRO PCS, INC. | | More |
| 956 | 404 | BROWNSVL | Texas | BANDWIDTH.COM CLEC, LLC - TX | | More |
| 970 | 404 | GLENWOOD SPRINGS | Colorado | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 971 | 404 | BEAVERTON | Oregon | XO OREGON, INC. | CLEC | More |
| 972 | 404 | DALLAS ADDISON | Texas | SOUTHWESTERN BELL | RBOC | More |
| 973 | 404 | NEWARK | New Jersey | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 978 | 404 | LAWRENCE | Massachusetts | SPRINT SPECTRUM L.P. | PCS | More |
| 979 | 404 | FAYETTEVL | Texas | LEVEL 3 COMMUNICATIONS, LLC - TX | CLEC | More |
| 980 | 404 | SHELBY | North Carolina | LEVEL 3 COMMUNICATIONS, LLC - NC | | More |
| 989 | 404 | HOPE | Michigan | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
|
