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Local business phone numbers in South Dakota

46 South Dakota cities and towns with their area codes and NANPA-assigned exchanges.

South Dakota at a glance

South Dakota has 1 geographic area code in service (605), 745 assigned central office codes across 269 rate centers, and 92 carriers holding codes, according to NANPA. Each city page lists its area codes, prefixes and carriers.

Cities and towns

Local-number pages for South Dakota
PlaceCountyPopulation (2024)Area codesExchanges
Sioux FallsMinnehaha County209,28960592
Rapid CityPennington County79,89460550
AberdeenBrown County27,91960522
BrookingsBrookings County24,55560511
WatertownCodington County23,49260517
YanktonYankton County15,67060514
MitchellDavison County15,62160513
HuronBeadle County14,51560515
SpearfishLawrence County13,80360520
PierreHughes County13,78860515
VermillionClay County11,87760510
BrandonMinnehaha County10,8376053
SturgisMeade County7,0146059
MadisonLake County6,0866058
Belle FourcheButte County5,8556057
Dell RapidsMinnehaha County3,8256052
Hot SpringsFall River County3,6086053
HartfordMinnehaha County3,6006052
MilbankGrant County3,5456058
MobridgeWalworth County3,2196055
CantonLincoln County2,9746055
WinnerTripp County2,9626054
LennoxLincoln County2,5396053
ChamberlainBrule County2,4536055
SissetonRoberts County2,4326055
VolgaBrookings County2,3806053
FlandreauMoody County2,3726059
RedfieldSpink County2,1016058
BeresfordUnion County2,0876054
Elk PointUnion County2,0746054
CusterCuster County1,8296053
WebsterDay County1,6666054
ParkstonHutchinson County1,5426052
CrooksMinnehaha County1,3696052
BalticMinnehaha County1,3316052
SalemMcCook County1,3156054
MillerHand County1,3076055
Eagle ButteDewey County1,2706052
GregoryGregory County1,2706053
PlatteCharles Mix County1,2496054
BrittonMarshall County1,1996053
ClarkClark County1,1676053
MissionTodd County1,1356053
TyndallBon Homme County1,0826052
GettysburgPotter County1,0626053
De SmetKingsbury County1,0376053

Places whose NANPA rate center could be matched to a Census place, with at least two exchanges. Sources: NANPA; Census Vintage 2024 estimates.