Area code 712
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Area code 712 is the telephone numbering plan code for the Western fifth of Iowa.
The map to the right is clickable; click on any of the area codes on the map to go to the area code for that region.
Area code 712 is the telephone numbering plan code for the Western
fifth of Iowa, including cities such as Spencer, Le Mars, Sioux City,
Council Bluffs, Sheldon, Storm Lake, Carroll and Sac City.
Area code 712 is one of Iowa's original three area codes, and is currently
the only one that has yet to be split or overlaid with a new area code.
List of Iowa area codes
Area code history. AreaCode-Info.com.
(2001). 1947 Area Code Assignment Map. GIF image at AreaCode-Info.com.
NANPA Area Code Map of Iowa
List of exchanges from AreaCodeDownload.com, 712 Area Code
Iowa area codes: 319, 515, 563, 641, 712
West: 402,531 531, 605 area code 712 East: 515, 641
Minnesota area codes: 218, 320, 507, 612, 651, 763, 952
Missouri area codes: 314, 417, 573, 636, 660, 816
Nebraska area codes: 308, 402
South Dakota area codes: 605
via Area code 712