Liberty County, Montana ZIP Codes
- ZIP records
5 - Cities represented
5 - Sum of listed ZIP population estimates
2,136
Population sum includes positive estimates in these ZIP records; it is not an official county population.
Top ZIP Codes by Population
| Rank | ZIP Code | City | Population estimate |
|---|---|---|---|
| 1 | 59522 | Chester | 1,315 |
| 2 | 59456 | Ledger | 392 |
| 3 | 59531 | Joplin | 351 |
| 4 | 59545 | Whitlash | 55 |
| 5 | 59461 | Lothair | 23 |
Cities in Liberty County
ZIP Directory
Browse all ZIP data for Montana
Methodology: Records are grouped by the source file's listed county and state. Population sums add positive ZIP-level estimates and are not official county totals; city counts use distinct city labels in the source.