Find the last 4 digits (ZIP+4) for an address in 61251

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ZIP Code 61251 – Fenton, IL

Fenton, Illinois · Whiteside County · Central time

ZIP code61251
CityFenton
StateIllinois
CountyWhiteside County
Population377
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area17.56 sq mi
Center (lat, long)41.7291, -90.0729

Area codes in this area

779815

These are the area codes that most often serve ZIP 61251 (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

61250 Erie · 5.4 mi61230 Albany · 7.2 mi61252 Fulton · 7.9 mi61261 Lyndon · 8.4 mi61270 Morrison · 8.8 mi52734 Clinton · 9.9 mi52733 Clinton · 9.9 mi52736 Clinton · 9.9 mi

About ZIP 61251

ZIP code 61251 is assigned to Fenton, Illinois. It lies in Whiteside County. Its Census area covers about 17.56 square miles of land. The closest neighboring ZIP is 61250 (Erie), about 5.4 miles away.

Every address in 61251 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