100 Smallest ZIP Codes in the United States by Population in Sweet Grass County, Montana
Explore the 100 smallest ZIP codes in the United States ranked by population using U.S. Census demographic data. This page lists ZIP codes located in Sweet Grass County, Montana.
| Rank | ZIP Code | City | State | Population |
|---|---|---|---|---|
| 1 | 59055 | MELVILLE | MT | 123 |
| 2 | 59033 | GREYCLIFF | MT | 124 |
| 3 | 59052 | MC LEOD | MT | 130 |
| 4 | 59011 | BIG TIMBER | MT | 3,148 |