ZIP Code 48611 – Auburn, MI
Auburn, Michigan · Bay County · Eastern time
| ZIP code | 48611 |
|---|---|
| City | Auburn |
| State | Michigan |
| County | Bay County |
| Population | 6,093 |
| Time zone | Eastern · local time |
| ZIP type | Standard (has a Census ZCTA area) |
| Land area | 38.18 sq mi |
| Center (lat, long) | 43.6341, -84.0972 |
Area codes in this area
These are the area codes that most often serve ZIP 48611 (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 48611
ZIP code 48611 is assigned to Auburn, Michigan. It lies in Bay County. Its Census area covers about 38.18 square miles of land. The closest neighboring ZIP is 48674 (Midland), about 5.2 miles away.
Every address in 48611 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