Post Offices List in Carter County, Kentucky:
| Grahn Post Office | 61 Post Office Ave, Grahn, KY 41142 |
| Grayson Post Office | 390 S Carol Malone Blvd, Grayson, KY 41143 |
| Hitchins Post Office | 3625 S State Highway 1, Hitchins, KY 41146 |
| Olive Hill Post Office | 215 W Tom T Hall Blvd, Olive Hill, KY 41164 |
| Soldier Post Office | 8337 State Highway 174, Soldier, KY 41173 |
| Willard Post Office | 8679 S State Highway 1, Willard, KY 41181 |