Gillette, WY ZIP codes
Gillette, Wyoming has 3 ZIP codes, including 1 PO Box ZIP. They are in Campbell County.
- Population in these ZIPs
- 43,436
- Avg. median income
- $92,300population-weighted
- Typical home value
- $342,200population-weighted
- Metro area
- Gillette, WY
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Gillette, WY ZIP codes list
| ZIP code | County | Population | Median income | Typical home value |
|---|---|---|---|---|
| 82716 | Campbell County | 16,817 | $73,155 | $296,100 |
| 82717 PO Box | Campbell County | — | — | — |
| 82718 | Campbell County | 26,619 | $104,458 | $371,400 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities near Gillette
Frequently asked questions
What county is Gillette, Wyoming in?
Gillette ZIP codes are in Campbell County.
Which Gillette ZIP codes are PO Boxes?
82717 is a PO Box or single-organization ZIP code; it has no residential delivery area.