Carson Area Codes

712 Area Code

Area code 712 is one of the original 86 area codes created by AT&T and the Bell System in 1947. It originally served the western third of Iowa including Sioux City. Currently, the largest city it serves is Sioux City, IA, and it overlaps coverage areas with area code .

Carson Active Phone Number Prefixes

Prefix Primary City Directory
(712) 484-#### Carson View