Post Offices List in Morrow County, Ohio:
| Cardington Post Office | 201 S Marion St, Cardington, OH 43315 |
| Chesterville Post Office | 44 E Sandusky St, Chesterville, OH 43317 |
| Edison Post Office | 101 N Boundary St, Edison, OH 43320 |
| Fulton Post Office | 114 E Main St, Fulton, OH 43321 |
| Iberia Post Office | 3570 State Route 309, Iberia, OH 43325 |
| Marengo Post Office | 97 S Main St, Marengo, OH 43334 |
| Mount Gilead Post Office | 37 W High St, Mount Gilead, OH 43338 |
| Sparta Post Office | 8 W Main St, Sparta, OH 43350 |