ZIP Code 84021 – Duchesne, UT
Duchesne, Utah · Duchesne County · Mountain time
| ZIP code | 84021 |
|---|---|
| City | Duchesne |
| State | Utah |
| County | Duchesne County |
| Population | 3,069 |
| Time zone | Mountain · local time |
| ZIP type | Standard (has a Census ZCTA area) |
| Land area | 605.71 sq mi |
| Center (lat, long) | 40.1082, -110.5338 |
Area codes in this area
These are the area codes that most often serve ZIP 84021 (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.
Map
Nearby ZIP codes
About ZIP 84021
ZIP code 84021 is assigned to Duchesne, Utah. It lies in Duchesne County. Its Census area covers about 605.71 square miles of land. The closest neighboring ZIP is 84027 (Fruitland), about 13.3 miles away.
Every address in 84021 also has a 4-digit add-on code (ZIP+4) that points to a smaller delivery area. Use the box above to find it.
Sources: US Census Bureau (ZCTA, county relationship files), GeoNames (CC BY 4.0), NANPA via NumberResearch.org (CC BY 4.0). Map © OpenStreetMap contributors. ZIP areas are approximate. Population: U.S. Census Bureau, ACS 5-year estimates, 2024 (ZCTA). Data sources