Post Offices List in Washington County, Kentucky:
| Mackville Post Office | 10696 Main St, Mackville, KY 40040 |
| Saint Catharine Post Office | 2645 Bardstown Rd, Saint Catharine, KY 40061 |
| Springfield Post Office | 202 E Main St, Springfield, KY 40069 |
| Willisburg Post Office | 6260 Highway 433, Willisburg, KY 40078 |