All cities in Wyoming
| City Name | Population | State | Rank |
|---|
| Cheyenne City | 59,466 | Wyoming | 1 |
| Casper City | 55,316 | Wyoming | 2 |
| Laramie City | 30,816 | Wyoming | 3 |
| Gillette City | 29,087 | Wyoming | 4 |
| Rock Springs City | 23,036 | Wyoming | 5 |
| Sheridan City | 17,444 | Wyoming | 6 |
| Green River City | 12,515 | Wyoming | 7 |
| Evanston City | 12,359 | Wyoming | 8 |
| Riverton City | 10,615 | Wyoming | 9 |
| Jackson Town | 9,577 | Wyoming | 10 |
| Cody City | 9,520 | Wyoming | 11 |
| Rawlins City | 9,259 | Wyoming | 12 |
| Lander City | 7,487 | Wyoming | 13 |
| Torrington City | 6,501 | Wyoming | 14 |
| Powell City | 6,314 | Wyoming | 15 |
| Douglas City | 6,120 | Wyoming | 16 |
| Ranchettes | 5,798 | Wyoming | 17 |
| Worland City | 5,487 | Wyoming | 18 |