Sweetwater County, Wyoming ZIP Codes
- ZIP records
11 - Cities represented
11 - Sum of listed ZIP population estimates
41,542
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 | 82901 | Rock Springs | 27,198 |
| 2 | 82935 | Green River | 12,012 |
| 3 | 82932 | Farson | 997 |
| 4 | 82934 | Granger | 285 |
| 5 | 82336 | Wamsutter | 269 |
| 6 | 82938 | McKinnon | 221 |
| 7 | 82945 | Superior | 196 |
| 8 | 82943 | Reliance | 187 |
| 9 | 82322 | Bairoil | 149 |
| 10 | 82929 | Little America | 19 |
Cities in Sweetwater County
- Bairoil
- Farson
- Granger
- Green River
- Little America
- McKinnon
- Point Of Rocks
- Reliance
- Rock Springs
- Superior
- Wamsutter
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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.