ZIP Code 54645 – Mount Sterling, WI
Mount Sterling, Wisconsin · Crawford County · Central time
| ZIP code | 54645 |
|---|---|
| City | Mount Sterling |
| State | Wisconsin |
| County | Crawford County |
| Population | 97 |
| Time zone | Central · local time |
| ZIP type | Standard (has a Census ZCTA area) |
| Land area | 0.69 sq mi |
| Center (lat, long) | 43.3208, -90.9290 |
Area codes in this area
These are the area codes that most often serve ZIP 54645 (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.
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Nearby ZIP codes
About ZIP 54645
ZIP code 54645 is assigned to Mount Sterling, Wisconsin. It lies in Crawford County. Its Census area covers about 0.69 square miles of land. The closest neighboring ZIP is 54654 (Seneca), about 3.8 miles away.
Every address in 54645 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