100 Smallest ZIP Codes in the United States by Population in Powder River 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 Powder River County, Montana.
| Rank | ZIP Code | City | State | Population |
|---|---|---|---|---|
| 1 | 59345 | POWDERVILLE | MT | 41 |
| 2 | 59343 | OLIVE | MT | 47 |
| 3 | 59062 | OTTER | MT | 50 |
| 4 | 59314 | BIDDLE | MT | 71 |
| 5 | 59351 | VOLBORG | MT | 212 |
| 6 | 59317 | BROADUS | MT | 1,097 |