| General Information about Area Code 712 | |
|---|---|
| Country | United States |
| State / Province / Territory | Iowa |
| Major City | Sioux City |
| Time Zone | Central (UTC-06:00) |
| Prefix | Primary City | County | Phone Type |
|---|---|---|---|
| 712-320 | Spirit Lake | Dickinson | Wireless |
| 712-322 | Council Bluffs | Pottawattamie | Landline |
| 712-647 | Woodbine | Harrison | Landline |
| 712-786 | Remsen | Plymouth | Landline |
| 712-747 | Earling | Shelby | Landline |
| 712-390 | Sioux Rapids | Buena Vista | Wireless |
| 712-404 | Harlan | Shelby | Wireless |
| 712-893 | Danbury | Woodbury | Landline |
| 712-586 | Villisca | Montgomery | Landline |
| 712-484 | Carson | Pottawattamie | Landline |
| 712-740 | Hospers | Sioux | Landline |
| 712-366 | Council Bluffs | Pottawattamie | Landline |
| 712-523 | Bedford | Taylor | Landline |
| 712-836 | Dickens | Clay | Landline |
| 712-332 | Arnolds Park | Dickinson | Landline |
| 712-420 | Onawa | Monona | Wireless |
| 712-563 | Audubon | Audubon | Landline |
| 712-388 | Council Bluffs | Pottawattamie | Landline |
| 712-749 | Storm Lake | Buena Vista | Landline |
| 712-451 | Rock Valley | Sioux | Landline |