| 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 |
|---|---|---|---|
| 712-376 | Marcus | Cherokee | Landline |
| 712-544 | Shelby | Shelby | Landline |
| 712-684 | Coon Rapids | Carroll | Landline |
| 712-785 | Nodaway | Adams | Landline |
| 712-743 | Portsmouth | Shelby | Landline |
| 712-549 | Brayton | Audubon | Landline |
| 712-294 | Sioux City | Woodbury | Landline |
| 712-379 | Essex | Page | Landline |
| 712-439 | Hull | Sioux | Landline |
| 712-231 | Hospers | Sioux | Wireless |
| 712-648 | Missouri Valley | Harrison | Landline |
| 712-665 | Lake View | Sac | Landline |
| 712-359 | Palmer | Pocahontas | Landline |
| 712-202 | Sioux City | Woodbury | Landline |
| 712-660 | Early | Sac | Wireless |
| 712-884 | Soldier | Monona | Landline |
| 712-246 | Shenandoah | Page | Landline |
| 712-382 | Hamburg | Fremont | Landline |
| 712-323 | Council Bluffs | Pottawattamie | Landline |
| 712-540 | Le Mars | Plymouth | Wireless |