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Sioux City, IA Area Code

Sioux City, Iowa (population 86,356) uses area code 712.

Area code712
Time zoneCentral
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Sioux CityCouncil BluffsStorm LakeSpencerLe MarsCarrollSioux CenterDenisonAtlanticOrange CityEsthervilleSheldonSpirit LakeSioux City
Sioux City and nearby cities in area code 712

Carriers with Sioux City numbers

73 prefixes are assigned to the Sioux City exchange: 38% mobile, 19% VoIP and cable, 42% landline.

CarrierPrefixes
AT&T Mobility14
Lumen (Qwest)13
Verizon Wireless8
T-Mobile5
Long Lines Metro3
Onvoy (Sinch)3
Imon Communications2
Fractel2

Area codes used in Sioux City

Area codePrefixes serving Sioux CityMain carriers in this code
71273Windstream, Verizon Wireless, Lumen (Qwest)

Sioux City phone number prefixes

Numbers starting with these first six digits were originally assigned to the Sioux City exchange.

Nearby cities in area code 712

Questions

What is the area code for Sioux City, IA?
The area code for Sioux City, Iowa is 712.
What time zone is Sioux City in?
Sioux City is in the Central time zone.