Find the last 4 digits (ZIP+4) for an address in 49240

ZIP 49240, Grass Lake, MI is filled in. Just type the street address.

Addresses are checked through our secure proxy. Bot checks use Cloudflare Turnstile. Each device can run 5 live checks per day; repeats of the same address are free.

ZIP Code 49240 – Grass Lake, MI

Grass Lake, Michigan · Jackson County · Eastern time

ZIP code49240
CityGrass Lake
StateMichigan
CountyJackson CountyWashtenaw County
Population8,863
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area104.1 sq mi
Center (lat, long)42.2720, -84.1797

Area codes in this area

517

These are the area codes that most often serve ZIP 49240 (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

49263 Norvell · 7.9 mi48118 Chelsea · 7.9 mi49254 Michigan Center · 8 mi49261 Napoleon · 8.3 mi49259 Munith · 8.6 mi48158 Manchester · 11.1 mi49204 Jackson · 11.5 mi49202 Jackson · 11.8 mi

About ZIP 49240

ZIP code 49240 is assigned to Grass Lake, Michigan. It crosses 2 counties; most of its land is in Jackson County. Its Census area covers about 104.1 square miles of land. The closest neighboring ZIP is 49263 (Norvell), about 7.9 miles away.

Every address in 49240 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