| Business | Phone |
| Commissioner's Office 207 S Irwin Ave, Ocilla 31774 | (229) 468-9441 |
| Irwin County Agent 107 W 4th St, Ocilla 31774 | (229) 468-7409 |
| Irwin County Commissioners Ocilla 31774 | (229) 468-5435 |
| Irwin County Community Svc 311 Vo Tech Dr, Ocilla 31774 | (229) 468-5186 |
| Irwin County Elections 202 N Irwin Ave, Ocilla 31774 | (229) 468-3379 |
| Irwin County Emergency Medical 107 E 3rd St, Ocilla 31774 | (229) 468-9594 |
| Irwin County Jailer's Office 400 S Irwin Ave, Ocilla 31774 | (229) 468-5001 |
| Irwin County Ordinary's Office 202 S Irwin Ave, Ocilla 31774 | (229) 468-5138 |
| Irwin County Registrar's Ofc 207 S Irwin Ave, Ocilla 31774 | (229) 468-5894 |
| Irwin County Superior Ct Clerk 113 N Irwin Ave, Ocilla 31774 | (229) 468-5356 |
| Usda Rural Development 401 S Cherry St, Ocilla 31774 | (229) 468-9461 |