Otto ZIP code, Wyoming
The ZIP code for Otto, WY is 82434, and its area code is 307.
- USPS city name
- 1 ZIP code
- Population
- 122
- Area code
- 307
- County
- Big Horn County
- State
- Wyoming
NANPA lists no telephone rate centre for Otto itself, so these are the area codes of the nearest one, Basin (6.9 miles). A town on an area-code boundary can differ from its neighbour.
ZIP codes addressed as Otto
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
82434 | Otto , WY | Standard | 122 | — | — |
Map of Otto ZIP codes
The ZIP codes of Otto, WY, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.
Towns near Otto
The nearest larger towns are Burlington (242 people, 9.7 mi), Basin (1,290 people, 13 mi) and Greybull (2,091 people, 15 mi).
| Town | Population | Distance |
|---|---|---|
| Worland | 4,794 | 27.9 mi |
More nearby: every ZIP code in Big Horn County · Wyoming ZIP codes
Cite this page
zipcodes.pro. “Otto, WY ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/wy/otto
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