Find the last 4 digits (ZIP+4) for an address in 61740

ZIP 61740, Flanagan, IL is filled in. Just type the street address.

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ZIP Code 61740 – Flanagan, IL

Flanagan, Illinois · Livingston County · Central time

ZIP code61740
CityFlanagan
StateIllinois
CountyLivingston County
Population1,377
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area70.24 sq mi
Center (lat, long)40.8919, -88.8628

Area codes in this area

779815

These are the area codes that most often serve ZIP 61740 (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

61743 Graymont · 4.3 mi61333 Long Point · 6.8 mi61321 Dana · 7.9 mi61760 Minonk · 8.8 mi61311 Ancona · 10.2 mi61744 Gridley · 10.3 mi61319 Cornell · 10.7 mi61358 Rutland · 11.3 mi

About ZIP 61740

ZIP code 61740 is assigned to Flanagan, Illinois. It lies in Livingston County. Its Census area covers about 70.24 square miles of land. The closest neighboring ZIP is 61743 (Graymont), about 4.3 miles away.

Every address in 61740 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