Find the last 4 digits (ZIP+4) for an address in 48631

ZIP 48631, Kawkawlin, MI is filled in. Just type the street address.

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ZIP Code 48631 – Kawkawlin, MI

Kawkawlin, Michigan · Bay County · Eastern time

ZIP code48631
CityKawkawlin
StateMichigan
CountyBay County
Population3,681
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area32.95 sq mi
Center (lat, long)43.6886, -83.9959

Area codes in this area

989

These are the area codes that most often serve ZIP 48631 (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

48707 Bay City · 4.6 mi48634 Linwood · 5.3 mi48706 Bay City · 6.2 mi48611 Auburn · 6.3 mi48710 University Center · 9.1 mi48650 Pinconning · 11.1 mi48674 Midland · 11.3 mi48732 Essexville · 11.6 mi

About ZIP 48631

ZIP code 48631 is assigned to Kawkawlin, Michigan. It lies in Bay County. Its Census area covers about 32.95 square miles of land. The closest neighboring ZIP is 48707 (Bay City), about 4.6 miles away.

Every address in 48631 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