Post Offices List in Jackson County, Ohio:
| Coalton Post Office | 11 S 2nd St, Coalton, OH 45621 |
| Jackson Post Office | 360 E Main St, Jackson, OH 45640 |
| Oak Hill Post Office | 109 Railroad St, Oak Hill, OH 45656 |
| Ray Post Office | 36977 State Route 327, Ray, OH 45672 |
| Wellston Post Office | 101 E Broadway St, Wellston, OH 45692 |