There are 4 zip codes in Washington County, Kentucky. The most populated is 40069, located in Springfield. * 2024 populations estimated based on the latest ACS 5-year data.
Zip Code | City | Population |
---|---|---|
40069 | Springfield | 7,525 |
40078 | Willisburg | 3,021 |
40040 | Mackville | 705 |
40061 | Saint Catharine | 258 |