Post Offices List in Ida County, Iowa:
| Arthur Post Office | 205 S Main St, Arthur, IA 51431 |
| Battle Creek Post Office | 108 Main St, Battle Creek, IA 51006 |
| Galva Post Office | 120 S Main St, Galva, IA 51020 |
| Holstein Post Office | 121 E 2nd St, Holstein, IA 51025 |
| Ida Grove Post Office | 300 Main St, Ida Grove, IA 51445 |