| Mason Zip Code, Kentucky - USA | |||
| DOVER | 41034 | 38.707093 | -83.904101 |
| MAYSLICK | 41055 | 38.522012 | -83.860969 |
| MAYSVILLE | 41056 | 38.620653 | -83.806657 |
| MINERVA | 41062 | 38.719573 | -83.910276 |
| WASHINGTON | 41096 | 38.61225 | -83.808021 |
Both Thomas Jefferson and John Adams passed away on July 4, 1826, 50 years after the Declaration of Independence was signed.