Find the last 4 digits (ZIP+4) for an address in 48178

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ZIP Code 48178 – South Lyon, MI

South Lyon, Michigan · Oakland County · Eastern time

ZIP code48178
CitySouth Lyon
StateMichigan
CountyOakland CountyWashtenaw CountyLivingston County
Population37,789
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area47.96 sq mi
Center (lat, long)42.4438, -83.6569

Area codes in this area

313679

These are the area codes that most often serve ZIP 48178 (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

48165 New Hudson · 4.2 mi48175 Salem · 4.8 mi48168 Northville · 6.5 mi48167 Northville · 6.8 mi48189 Whitmore Lake · 6.8 mi48374 Novi · 7.3 mi48116 Brighton · 7.6 mi48139 Hamburg · 7.7 mi

About ZIP 48178

ZIP code 48178 is assigned to South Lyon, Michigan. It crosses 3 counties; most of its land is in Oakland County. Its Census area covers about 47.96 square miles of land. The closest neighboring ZIP is 48165 (New Hudson), about 4.2 miles away.

Every address in 48178 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