| Costilla Zip Code, Colorado - USA | |||
| BLANCA | 81123 | 37.435812 | -105.57348 |
| CHAMA | 81126 | 37.326735 | -105.450502 |
| FORT GARLAND | 81133 | 37.403455 | -105.415437 |
| GARCIA | 81134 | 37.092195 | -105.530023 |
| JAROSO | 81138 | 37.197731 | -105.429395 |
| SAN LUIS | 81152 | 37.106599 | -105.47813 |
| SAN PABLO | 81153 | 37.202995 | -105.418718 |
Both Thomas Jefferson and John Adams passed away on July 4, 1826, 50 years after the Declaration of Independence was signed.