| Valley Zip Code, Montana - USA | |||
| FORT PECK | 59223 | 48.019588 | -106.446962 |
| FRAZER | 59225 | 48.295916 | -106.032354 |
| GLASGOW | 59230 | 48.43923 | -106.474987 |
| GLENTANA | 59240 | 48.330241 | -106.609665 |
| HINSDALE | 59241 | 48.342617 | -106.854457 |
| LARSLAN | 59244 | 48.678589 | -106.357152 |
| NASHUA | 59248 | 48.216068 | -106.320808 |
| OPHEIM | 59250 | 48.912477 | -106.272664 |
| RICHLAND | 59260 | 48.650714 | -106.119229 |
| SAINT MARIE | 59231 | 48.403894 | -106.542815 |
| VANDALIA | 59273 | 48.330241 | -106.609665 |
Both Thomas Jefferson and John Adams passed away on July 4, 1826, 50 years after the Declaration of Independence was signed.