The 605 area code is a telephone area code serving the entire U. To start a free reverse phone lookup, simply enter the full 10-digit number (including the 605 area code) below and access available caller information such as name, address, and more.
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Phone numbers with the 605 area code originate from communities throughout the entire U.S. state of South Dakota.
Area code 605 transitioned to ten-digit dialing by October 24, 2021, due to the nationwide designation of 988 as a dialing code for the National Suicide Prevention Lifeline. Current projections suggest that South Dakota will require a second area code by late 2026, as the existing 605 area code is nearing exhaustion.
Area code 605 is a General Purpose Code which was placed in service on January 1, 1947.
Our reverse phone lookup will analyze the three-digit prefix of any 605 area code phone number and will show which telecommunications company and rate center it was initially assigned to. This prefix code data may help to determine the U.S. carrier, South Dakota geographic region, and local calling area associated with the phone number.
| Company | Number of Prefixes |
|---|---|
| QWEST CORPORATION | 98 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD | 58 |
| NEW CINGULAR WIRELESS PCS, LLC - IL | 40 |
| CLARITY TELECOM, LLC DBA BLUEPEAK | 25 |
| VENTURE COMMUNICATIONS COOPERATIVE | 25 |
| GOLDEN WEST TEL COOP INC DBA GOLDEN WEST TELECOMM | 22 |
| INTERSTATE TELECOM COOP, INC. - SD | 20 |
| MIDCONTINENT COMMUNICATIONS. - SD | 18 |
| VIVIAN TEL CO DBA GOLDEN WEST TELECOMMUNICATIONS | 18 |
| SANTEL COMMUNICATIONS COOPERATIVE, INC. - SD | 10 |
| MIDSTATE COMMUNICATIONS, INC. | 9 |
| AERIAL COMMUNICATIONS, INC. | 8 |
| FORT RANDALL TELCO DBA MT RUSHMORE TELEPHONE CO | 8 |
| JAMES VALLEY COOPERATIVE TELEPHONE COMPANY | 8 |
| LEVEL 3 COMMUNICATIONS, LLC - SD | 8 |
| TRIOTEL COMMUNICATIONS, INC. | 7 |
| VALLEY TELECOM COOP. ASSN., INC. | 7 |
| WEST RIVER COOPERATIVE TELEPHONE COMPANY | 7 |
| AT&T - LOCAL | 5 |
| CHEYENNE RIVER SIOUX TRIBAL TEL. AUTHORITY | 5 |
| SIOUX VALLEY TEL DBA GOLDEN WEST TELECOMMUNICATION | 5 |
| ALLIANCE COMM. COOPERATIVE, INC. (SPLIT ROCK) | 4 |
| ALLIANCE COMMUNICATIONS COOPERATIVE, INC. (BALTIC) | 4 |
| BANDWIDTH.COM CLEC, LLC - SD | 4 |
| CITY OF BROOKINGS MUNICIPAL TEL. DEPT. | 4 |
| RC TECHNOLOGIES | 4 |
| ARMOUR INDEPENDENT TEL CO DBA GOLDEN WEST TELCOMM | 3 |
| CONSOLIDATED TELCOM | 3 |
| LONG LINES METRO, LLC - SD | 3 |
| GREAT PLAINS COMMUNICATIONS, INC. | 2 |
| KENNEBEC TEL. CO. | 2 |
| MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 2 |
| MCLEODUSA TELECOMMUNICATION SERVICES, INC. - SD | 2 |
| NORTHERN VALLEY COMMUNICATIONS, LLC | 2 |
| UNION TEL. CO. DBA GOLDEN WEST TELECOMMUNICATIONS | 2 |
| AIRUS, INC. - SD | 1 |
| ALLIANCE COMMUNICATIONS COOPERATIVE, INC. - SD | 1 |
| ATV HOLDINGS, LLC D/B/A MITCHELL TELECOM - SD | 1 |
| BERESFORD MUNICIPAL TEL. CO. | 1 |
| CITY OF FAITH MUNICIPAL TEL. CO. | 1 |
| DICKEY RURAL TEL. COOP. | 1 |
| FIBERCOMM, LC | 1 |
| JEFFERSON TEL. CO. | 1 |
| KADOKA TEL CO DBA GOLDEN WEST TELECOMMUNICATIONS | 1 |
| MIDSTATE TELECOM, INC. - SD | 1 |
| NUSO, LLC | 1 |
| ONVOY, LLC - SD | 1 |
| RT COMMUNICATIONS | 1 |
| TELEPORT COMMUNICATIONS AMERICA SD-LLC | 1 |
| TELNYX LLC | 1 |
| VALLEY TEL. CO. | 1 |
| WEST RIVER TELECOMMUNICATIONS COOP (MOBRIDGE) - SD | 1 |
| WEST RIVER TELECOMMUNICATIONS COOP. - SD | 1 |
| YMAX COMMUNICATIONS CORP. - SD | 1 |
| Rate Center | Number of Prefixes |
|---|---|
| SIOUX FLS | 69 |
| RAPID CITY | 36 |
| ABERDEEN | 15 |
| SPEARFISH | 15 |
| WATERTOWN | 11 |
| MITCHELL | 10 |
| YANKTON | 10 |
| BROOKINGS | 9 |
| PIERRE | 9 |
| VERMILLION | 8 |
| NOSIOUX CY | 7 |
| FLANDREAU | 6 |
| HARISBGTEA | 6 |
| HURON | 6 |
| MADISON | 5 |
| REDFIELD | 5 |
| STURGIS | 4 |
| BELLEFORCH | 3 |
| CANTON | 3 |
| CHAMBERLAN | 3 |
| HIGHMORE | 3 |
| HOTSPRINGS | 3 |
| MARTIN | 3 |
| SISSETON | 3 |
| WINNER | 3 |
| BERESFORD | 2 |
| BOWDLE | 2 |
| BRYNTWLWLK | 2 |
| CUSTER | 2 |
| DE SMET | 2 |
| DUPREE | 2 |
| GETTYSBURG | 2 |
| GREGORY | 2 |
| HOWARD | 2 |
| KIMBALL | 2 |
| LK PRESTON | 2 |
| MILBANK | 2 |
| MILLER | 2 |
| MISSION | 2 |
| MOBRIDGE | 2 |
| PARKSTON | 2 |
| TYNDALL | 2 |
| VIBORG | 2 |
| WALL | 2 |
| ACADEMY | 1 |
| ALCESTER | 1 |
| ALEXANDRIA | 1 |
| ALPENA | 1 |
| ARLINGTON | 1 |
| ARMOUR | 1 |
| ARTESIAN | 1 |
| ASTORIA | 1 |
| AVON | 1 |
| BALTIC | 1 |
| BELVIDERE | 1 |
| BIGSTONECY | 1 |
| BISON | 1 |
| BLUNT | 1 |
| BONESTEEL | 1 |
| BRANDON | 1 |
| BRIDGEWTR | 1 |
| BRISTOL | 1 |
| BRITTON | 1 |
| BROOKINGSR | 1 |
| BUFFALO | 1 |
| BURKE | 1 |
| CAMP CROOK | 1 |
| CANISTOTA | 1 |
| CANOVA | 1 |
| CASTLEWOOD | 1 |
| CAVOUR | 1 |
| CENTER | 1 |
| CENTERVL | 1 |
| CHESTER | 1 |
| CLARK | 1 |
| CLAYTON | 1 |
| CLEAR LAKE | 1 |
| CLEARFIELD | 1 |
| COLTON | 1 |
| CONDE | 1 |
| CORSICA | 1 |
| CRESBARD | 1 |
| CROOKS | 1 |
| DELLRAPIDS | 1 |
| DELMONT | 1 |
| DOLAND | 1 |
| EAGLEBUTTE | 1 |
| EDGEMONT | 1 |
| ELK POINT | 1 |
| ELKTON | 1 |
| EMERY | 1 |
| ENEWCASTLE | 1 |
| ENNING | 1 |
| ESTELLINE | 1 |
| ETHAN | 1 |
| EUREKA | 1 |
| FAITH | 1 |
| FAULKTON | 1 |
| FERNEY | 1 |
| FLORENCE | 1 |
| FORESTBURG | 1 |
| FREDERICK | 1 |
| FREEMAN | 1 |
| FTTHOMPSON | 1 |
| GANNVALLEY | 1 |
| GARRETSON | 1 |
| GARY | 1 |
| GLENHAM | 1 |
| GROTON | 1 |
| HARROLD | 1 |
| HARTFORD | 1 |
| HAYES | 1 |
| HAYTI | 1 |
| HECLA | 1 |
| HERMOSA | 1 |
| HERREID | 1 |
| HILL CITY | 1 |
| HITCHCOCK | 1 |
| HOSMER | 1 |
| HOVEN | 1 |
| HUDSON | 1 |
| HUMBOLDT | 1 |
| HURLEY | 1 |
| INTERIOR | 1 |
| IPSWICH | 1 |
| IRENE | 1 |
| IROQUOIS | 1 |
| ISABEL | 1 |
| JEFFERSON | 1 |
| KADOKA | 1 |
| KENNEBEC | 1 |
| KEYSTONE | 1 |
| KYLE | 1 |
| LAKE ANDES | 1 |
| LAKENORDEN | 1 |
| LANGFORD | 1 |
| LAPLANT | 1 |
| LEBANON | 1 |
| LEMMON | 1 |
| LENNOX | 1 |
| LEOLA | 1 |
| LESTERVL | 1 |
| LETCHER | 1 |
| LONGVALLEY | 1 |
| MARION | 1 |
| MAURINE | 1 |
| MCINTOSH | 1 |
| MEADOW | 1 |
| MELLETTE | 1 |
| MENNO | 1 |
| MIDLAND | 1 |
| MOUND CITY | 1 |
| MT VERNON | 1 |
| MURDO | 1 |
| NEWEFFNGTN | 1 |
| NEWELL | 1 |
| NEWHOLLAND | 1 |
| NEWUNDERWD | 1 |
| NO GORDON | 1 |
| NOCROOKSTN | 1 |
| NOVALENTIN | 1 |
| NUNDA | 1 |
| OELRICHS | 1 |
| OLDHAMRMON | 1 |
| ONIDA | 1 |
| ORAL | 1 |
| ORIENT | 1 |
| PARKER | 1 |
| PHILIP | 1 |
| PINE RIDGE | 1 |
| PLANKINTON | 1 |
| PLATTE | 1 |
| POLLOCK | 1 |
| PRESHO | 1 |
| QUINN | 1 |
| REEHEIGHTS | 1 |
| RELIANCE | 1 |
| REVILLO | 1 |
| ROSCOE | 1 |
| ROSEBUD | 1 |
| ROSHOLT | 1 |
| ROSLYN | 1 |
| SALEM | 1 |
| SCOTLAND | 1 |
| SELBY | 1 |
| SO FORBES | 1 |
| SO REEDER | 1 |
| SOHETTINGR | 1 |
| SORUM | 1 |
| SOSCRANTON | 1 |
| SOUTHSHORE | 1 |
| SPENCER | 1 |
| SPRINGFLD | 1 |
| STICKNEY | 1 |
| SUMMIT | 1 |
| TABOR | 1 |
| TIMBERLAKE | 1 |
| TOLSTOY | 1 |
| TRIPP | 1 |
| TULARE | 1 |
| VALLEY SPG | 1 |
| VEBLEN | 1 |
| VOLGA | 1 |
| WAGNER | 1 |
| WAKONDA | 1 |
| WALL LAKE | 1 |
| WASTA | 1 |
| WAUBAY | 1 |
| WBROWNSVLY | 1 |
| WEBSTER | 1 |
| WESIGTNSPG | 1 |
| WESSINGTON | 1 |
| WHITE | 1 |
| WHITE LAKE | 1 |
| WHITERIVER | 1 |
| WICKSVILLE | 1 |
| WILMOT | 1 |
| WITTEN | 1 |
| WOLSEY | 1 |
| WOOD | 1 |
| WOONSOCKET | 1 |
| WORTHING | 1 |
South Dakota Reverse Lookup ➜