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605 Area Code 🌍☎️

Area Code Profile · South Dakota

The 605 area code is located in the state of South Dakota and covers 390 cities, serving a total population of approximately 612,602. Major cities covered by the 605 area code include Sioux Falls, Rapid City, Aberdeen, Brookings, Watertown (which represents the most populated areas). There are a total of 733 telephone prefix exchanges in this area code, which support an estimated 7,330,000 active or assignable phone numbers. These prefix lines are operated by 91 distinct carriers, with Sioux Falls as the primary rate center location.

Central / Mountain Time390 Cities733 Prefixes

Reverse Phone Lookup in Sioux Falls, South Dakota

Unmask unknown callers, verify telemarketing reports, and view detailed owner information for any phone number beginning with area code (605).

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1

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Provide any 10-digit phone number starting with the (605) area code.

2

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Our system scans public registries, carrier mappings, and spam reports.

3

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Access location details, line type, carrier, owner information, and safety levels.

Neighborhood Demographics

Calculated demographics and census summary estimations for area code 605.

42.4 y/oMedian Age
$98,400Median Income
$629,000Median Home Value
612,602Total Population

Telemarketer Complaints

Most recent complaints and comments for phone numbers beginning with 605.

Did you receive an unwanted call from a (605) phone number?

Help the community identify spammers by filing a comment.

(605) 735-9440May 20, 2026Political
Pre-recorded campaign call promoting a local candidate. Did not respect my request to be placed on the Do Not Call list.
See Details
(605) 748-9457May 19, 2026Scam / Fraud
Received a text and follow-up call saying my bank account was locked due to suspicious transactions. Included a link to a fake login portal. Do not click!
See Details
(605) 761-9474May 18, 2026Robocall
Robocall regarding health insurance plans. Said my current coverage was expiring and offered a "free consultation". Calling multiple times a day from slightly different numbers.
See Details
(605) 774-9491May 17, 2026Scam / Fraud
Robocall claiming to be from the IRS. Stated that my Social Security Number has been flagged and suspended. Asked to press 1 to speak with an agent. Obvious phishing scam.
See Details
(605) 787-9508May 16, 2026Robocall
Received a silent call. When I answered, there was just dead air for 5 seconds before it automatically disconnected. Likely an automated system testing for active numbers.
See Details

Cities in the 605 Area Code

The most populous cities in area code 605 are: Sioux Falls (153,888), Rapid City (67,956), Aberdeen (26,091), Brookings (22,056), and Watertown (21,482).

Other cities in the 605 area code include:

Mitchell, Yankton, Pierre, Huron, Vermillion, Spearfish, Brandon, Rapid Valley, Box Elder, Sturgis, Madison, Belle Fourche, Harrisburg, Tea, Hot Springs, Dell Rapids, Mobridge, Milbank, Pine Ridge, Lead, Canton, Winner, Blackhawk, Dakota Dunes, Hartford.

CityPopulation% in Area Code
Sioux Falls153,888100%
Rapid City67,956100%
Aberdeen26,091100%
Brookings22,056100%
Watertown21,482100%
Mitchell15,254100%
Yankton14,454100%
Pierre13,646100%
Huron12,592100%
Vermillion10,571100%
Spearfish10,494100%
Brandon8,785100%
Rapid Valley8,260100%
Box Elder7,800100%
Sturgis6,627100%
Madison6,474100%
Belle Fourche5,594100%
Harrisburg4,089100%
Tea3,806100%
Hot Springs3,711100%

Showing top 20 of 390 cities.

What Time Zone is Area Code 605?

Central / Mountain Time Zone

The 605 area code lies within the Central / Mountain Time Zone.

Phone Prefixes in the 605 Area Code

733 prefixes found · 91 carriers · 269 rate centers

PrefixCarrierRate Center
(605) 200NEW CINGULAR WIRELESS PCS, LLC - ILDUPREE
(605) 201NEW CINGULAR WIRELESS PCS, LLC - ILSIOUX FLS
(605) 202NEW CINGULAR WIRELESS PCS, LLC - ILVERMILLION
(605) 203NEW CINGULAR WIRELESS PCS, LLC - ILLK PRESTON
(605) 204NEW CINGULAR WIRELESS PCS, LLC - ILMILLER
(605) 205NEW CINGULAR WIRELESS PCS, LLC - ILELK POINT
(605) 206NEW CINGULAR WIRELESS PCS, LLC - ILSTURGIS
(605) 207NEW CINGULAR WIRELESS PCS, LLC - ILPLATTE
(605) 208NEW CINGULAR WIRELESS PCS, LLC - ILWINNER
(605) 209NEW CINGULAR WIRELESS PCS, LLC - ILRAPID CITY
(605) 210NEW CINGULAR WIRELESS PCS, LLC - ILBELLEFORCH
(605) 212CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SDSIOUX FLS
(605) 213MIDCONTINENT COMMUNICATIONS. - SDHARISBGTEA
(605) 214CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SDHARISBGTEA
(605) 215AERIAL COMMUNICATIONS, INC.SIOUX FLS
(605) 216NEW CINGULAR WIRELESS PCS, LLC - ILABERDEEN
(605) 217FIBERCOMM, LCNOSIOUX CY
(605) 218CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SDEAGLEBUTTE
(605) 219CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SDRAPID CITY
(605) 220CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SDPIERRE
(605) 221PAETEC ITEL, LLCSIOUX FLS
(605) 222CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SDPIERRE
(605) 223QWEST CORPORATIONPIERRE
(605) 224QWEST CORPORATIONPIERRE
(605) 225QWEST CORPORATIONABERDEEN
(605) 226QWEST CORPORATIONABERDEEN
(605) 227SANTEL COMMUNICATIONS COOPERATIVE, INC. - SDETHAN
(605) 228CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SDABERDEEN
(605) 229QWEST CORPORATIONABERDEEN
(605) 230NEW CINGULAR WIRELESS PCS, LLC - ILMOBRIDGE
(605) 231AERIAL COMMUNICATIONS, INC.SIOUX FLS
(605) 232QWEST CORPORATIONNOSIOUX CY
(605) 233NEW CINGULAR WIRELESS PCS, LLC - ILCLARK
(605) 234MIDSTATE TELECOM, INC. - SDCHAMBERLAN
(605) 235QWEST CORPORATIONNOSIOUX CY
(605) 236SANTEL COMMUNICATIONS COOPERATIVE, INC. - SDMT VERNON
(605) 237CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SDWATERTOWN
(605) 238CLARITY TELECOM, LLC DBA BLUEPEAKHURLEY
(605) 239TRIOTEL COMMUNICATIONS, INC.ALEXANDRIA
(605) 240NEW CINGULAR WIRELESS PCS, LLC - ILSALEM
(605) 241SOUTH DAKOTA NETWORK, LLCSIOUX FLS
(605) 242LONG LINES METRO, LLC - SDNOSIOUX CY
(605) 243MIDSTATE COMMUNICATIONS, INC.NEWHOLLAND
(605) 244WEST RIVER COOPERATIVE TELEPHONE COMPANYBISON
(605) 245MIDSTATE COMMUNICATIONS, INC.FTTHOMPSON
(605) 246TRIOTEL COMMUNICATIONS, INC.SPENCER
(605) 247TRIOTEL COMMUNICATIONS, INC.CENTER
(605) 248SANTEL COMMUNICATIONS COOPERATIVE, INC. - SDLETCHER
(605) 249MIDSTATE COMMUNICATIONS, INC.WHITE LAKE
(605) 250ONVOY, LLC - SDSIOUX FLS
(605) 251NEW CINGULAR WIRELESS PCS, LLC - ILSIOUX FLS
(605) 252AT&T - LOCALABERDEEN
(605) 253CLARITY TELECOM, LLC DBA BLUEPEAKALSEN
(605) 254AT&T - LOCALSIOUX FLS
(605) 255FORT RANDALL TELCO DBA MT RUSHMORE TELEPHONE COHERMOSA
(605) 256QWEST CORPORATIONMADISON
(605) 257WEST RIVER COOPERATIVE TELEPHONE COMPANYNISLAND
(605) 258VENTURE COMMUNICATIONS COOPERATIVEONIDA
(605) 259GOLDEN WEST TEL COOP INC DBA GOLDEN WEST TELECOMMWHITERIVER
(605) 260CLARITY TELECOM, LLC DBA BLUEPEAKYANKTON
(605) 261CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SDSIOUX FLS
(605) 262MIDCONTINENT COMMUNICATIONS. - SDABERDEEN
(605) 263CLARITY TELECOM, LLC DBA BLUEPEAKIRENE
(605) 264VENTURE COMMUNICATIONS COOPERATIVEONIDA
(605) 265NEW CINGULAR WIRELESS PCS, LLC - ILWEBSTER
(605) 266VENTURE COMMUNICATIONS COOPERATIVEHITCHCOCK
(605) 267CLARITY TELECOM, LLC DBA BLUEPEAKWAKONDA
(605) 268NEW CINGULAR WIRELESS PCS, LLC - ILSISSETON
(605) 269QWEST CORPORATIONSPEARFISH
(605) 270CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SDMADISON
(605) 271MIDCONTINENT COMMUNICATIONS. - SDSIOUX FLS
(605) 272INTERSTATE TELECOM COOP, INC. - SDGARY
(605) 273QWEST CORPORATIONMCINTOSH
(605) 274MIDCONTINENT COMMUNICATIONS. - SDSIOUX FLS
(605) 275MIDCONTINENT COMMUNICATIONS. - SDSIOUX FLS
(605) 276MIDCONTINENT COMMUNICATIONS. - SDROSCOE
(605) 277LEVEL 3 COMMUNICATIONS, LLC - SDABERDEEN
(605) 278CONSOLIDATED TELCOMSOSCRANTON
(605) 279GOLDEN WEST TEL COOP INC DBA GOLDEN WEST TELECOMMWALL
(605) 280NEW CINGULAR WIRELESS PCS, LLC - ILPIERRE
(605) 281CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SDBOWDLE
(605) 282CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SDBOWDLE
(605) 283VALLEY TELECOM COOP. ASSN., INC.HOSMER
(605) 284VALLEY TELECOM COOP. ASSN., INC.EUREKA
(605) 285VENTURE COMMUNICATIONS COOPERATIVEBOWDLE
(605) 286VIVIAN TEL CO DBA GOLDEN WEST TELECOMMUNICATIONSAVON
(605) 287VENTURE COMMUNICATIONS COOPERATIVEROSCOE
(605) 288GREAT PLAINS COMMUNICATIONS, INC.NO GORDON
(605) 289DICKEY RURAL TEL. COOP.SO ASHLEY
(605) 290CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SDABERDEEN
(605) 291CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SDMADISON
(605) 292MIDCONTINENT COMMUNICATIONS. - SDMITCHELL
(605) 293MIDSTATE COMMUNICATIONS, INC.GANNVALLEY
(605) 294JAMES VALLEY COOPERATIVE TELEPHONE COMPANYCLAREMONT
(605) 295NEW CINGULAR WIRELESS PCS, LLC - ILPIERRE
(605) 296ARMOUR INDEPENDENT TEL CO DBA GOLDEN WEST TELCOMMCANISTOTA
(605) 297CLARITY TELECOM, LLC DBA BLUEPEAKPARKER
(605) 298JAMES VALLEY COOPERATIVE TELEPHONE COMPANYANDOVER
(605) 299LEVEL 3 COMMUNICATIONS, LLC - SDMITCHELL
(605) 300NEW CINGULAR WIRELESS PCS, LLC - ILBERESFORD

Showing first 100 of 733 prefixes.

Frequently Asked Questions

Where is area code 605?
Area code 605 is located in South Dakota, covering cities including Sioux Falls, Rapid City, Aberdeen.
What time zone is area code 605?
Area code 605 is in the Central / Mountain Time Zone.
What state is area code 605?
Area code 605 is in South Dakota.