| Business | Phone |
| Wapello County Cpc Office 102 E Main St, Ottumwa 52501 | (641) 683-4576 |
| Wapello Voter Registration 101 W 4th St, Ottumwa 52501 | (641) 683-0020 |
| Wapello County Engineer 215 N Court St, Ottumwa 52501 | (641) 684-5425 |
| Wapello County Engineer 536 Mill St, Ottumwa 52501 | (641) 684-5425 |
| Wapello County General Relief 114 E Main St, Ottumwa 52501 | (641) 682-4563 |
| Wapello County Motor Vehicle 102 E Main St, Ottumwa 52501 | (641) 683-4636 |
| Wapello County Recorder 101 W 4th St, Ottumwa 52501 | (641) 683-0045 |
| Wapello County Veterans Trans 110 W Main St, Ottumwa 67335 | (620) 336-3619 |