| Jefferson Zip Code, Kansas - USA | |||
| GRANTVILLE | 66429 | 39.104047 | -95.539169 |
| MC LOUTH | 66054 | 39.198095 | -95.231788 |
| MERIDEN | 66512 | 39.202791 | -95.530598 |
| NORTONVILLE | 66060 | 39.383848 | -95.319744 |
| OSKALOOSA | 66066 | 39.255747 | -95.356589 |
| OZAWKIE | 66070 | 39.17715 | -95.456501 |
| PERRY | 66073 | 39.229717 | -95.396681 |
| VALLEY FALLS | 66088 | 39.248329 | -95.428183 |
| WINCHESTER | 66097 | 39.2314 | -95.285222 |
Both Thomas Jefferson and John Adams passed away on July 4, 1826, 50 years after the Declaration of Independence was signed.