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Local business phone numbers in Wyoming

35 Wyoming cities and towns with their area codes and NANPA-assigned exchanges.

Wyoming at a glance

Wyoming has 1 geographic area code in service (307), 499 assigned central office codes across 92 rate centers, and 52 carriers holding codes, according to NANPA. Each city page lists its area codes, prefixes and carriers.

Cities and towns

Local-number pages for Wyoming
PlaceCountyPopulation (2024)Area codesExchanges
CheyenneLaramie County65,70430760
CasperNatrona County58,82330740
GilletteCampbell County33,84630721
LaramieAlbany County32,95730718
Rock SpringsSweetwater County22,96730717
SheridanSheridan County19,81330717
EvanstonUinta County11,69130713
Green RiverSweetwater County11,47430710
RivertonFremont County10,95330713
JacksonTeton County10,68030721
CodyPark County10,39130715
RawlinsCarbon County7,9523079
LanderFremont County7,45130711
PowellPark County6,55130710
DouglasConverse County6,4423079
TorringtonGoshen County6,2113077
WorlandWashakie County4,7653075
BuffaloJohnson County4,6553079
WheatlandPlatte County3,4753078
NewcastleWeston County3,3543076
ThermopolisHot Springs County2,7483074
GlenrockConverse County2,4123074
KemmererLincoln County2,3783076
LovellBig Horn County2,3663072
AftonLincoln County2,2803078
LymanUinta County2,1913073
PinedaleSublette County2,0053077
SaratogaCarbon County1,7603073
GreybullBig Horn County1,7153072
WrightCampbell County1,6603073
LuskNiobrara County1,4013076
AlpineLincoln County1,3603072
BasinBig Horn County1,3373072
SundanceCrook County1,1233075
GuernseyPlatte County1,0943072

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