| Washington Zip Code, Kentucky - USA | |||
| MACKVILLE | 40040 | 37.756812 | -85.059008 |
| SAINT CATHARINE | 40061 | 37.773962 | -85.201068 |
| SPRINGFIELD | 40069 | 37.734249 | -85.21065 |
| WILLISBURG | 40078 | 37.843697 | -85.128804 |
Both Thomas Jefferson and John Adams passed away on July 4, 1826, 50 years after the Declaration of Independence was signed.