Wyoming Demographics Site Map

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Browse Wyoming Zip Codes

• Zip Codes by Population

Largest 10 Counties by Population

1. Laramie County
2. Natrona County
3. Campbell County
4. Sweetwater County
5. Fremont County
6. Albany County
7. Sheridan County
8. Park County
9. Teton County
10. Uinta County

Largest 10 Cities by Population

1. Cheyenne
2. Casper
3. Laramie
4. Gillette
5. Rock Springs
6. Sheridan
7. Green River
8. Evanston
9. Riverton
10. Jackson

Largest 10 Zip Codes by Population

1. 82001
2. 82009
3. 82901
4. 82604
5. 82601
6. 82718
7. 82801
8. 82007
9. 82070
10. 82501