Find the last 4 digits (ZIP+4) for an address in 61285

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ZIP Code 61285 – Thomson, IL

Thomson, Illinois · Carroll County · Central time

ZIP code61285
CityThomson
StateIllinois
CountyCarroll County
Population2,728
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area44.44 sq mi
Center (lat, long)41.9939, -90.0823

Area codes in this area

779815

These are the area codes that most often serve ZIP 61285 (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

52701 Andover · 8.6 mi52070 Sabula · 9 mi52771 Teeds Grove · 9.1 mi61074 Savanna · 9.2 mi61053 Mount Carroll · 10.1 mi61014 Chadwick · 10.1 mi61252 Fulton · 11.1 mi52732 Clinton · 11.3 mi

About ZIP 61285

ZIP code 61285 is assigned to Thomson, Illinois. It lies in Carroll County. Its Census area covers about 44.44 square miles of land. The closest neighboring ZIP is 52701 (Andover), about 8.6 miles away.

Every address in 61285 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