| 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 |
|---|---|---|---|
| 712-924 | Sergeant Bluff | Woodbury | Landline |
| 712-832 | Lake Park | Dickinson | Landline |
| 712-784 | Walnut | Pottawattamie | Landline |
| 712-209 | Estherville | Emmet | Wireless |
| 712-251 | Sioux City | Woodbury | Wireless |
| 712-309 | Council Bluffs | Pottawattamie | Landline |
| 712-589 | Braddyville | Page | Landline |
| 712-360 | Orange City | Sioux | Wireless |
| 712-904 | Akron | Plymouth | Wireless |
| 712-587 | Sioux City | Woodbury | Landline |
| 712-308 | Council Bluffs | Pottawattamie | Landline |
| 712-346 | Greenville | Clay | Landline |
| 712-964 | Rock Rapids | Lyon | Landline |
| 712-476 | Rock Valley | Sioux | Landline |
| 712-230 | Hospers | Sioux | Wireless |
| 712-254 | Atlantic | Cass | Wireless |
| 712-272 | Newell | Buena Vista | Landline |
| 712-279 | Sioux City | Woodbury | Landline |
| 712-659 | Glidden | Carroll | Landline |
| 712-790 | Carroll | Carroll | Wireless |