| Leavenworth Zip Code, Kansas - USA | |||
| BASEHOR | 66007 | 39.133448 | -94.947234 |
| EASTON | 66020 | 39.339141 | -95.099858 |
| FORT LEAVENWORTH | 66027 | 39.346798 | -94.931329 |
| LANSING | 66043 | 39.233204 | -94.883026 |
| LEAVENWORTH | 66048 | 39.279656 | -94.982216 |
| LINWOOD | 66052 | 39.00755 | -95.056044 |
| TONGANOXIE | 66086 | 39.115489 | -95.084717 |
Both Thomas Jefferson and John Adams passed away on July 4, 1826, 50 years after the Declaration of Independence was signed.