Find the last 4 digits (ZIP+4) for an address in 61730

ZIP 61730, Cooksville, IL 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 61730 – Cooksville, IL

Cooksville, Illinois · McLean County · Central time

ZIP code61730
CityCooksville
StateIllinois
CountyMcLean County
Population361
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area28.96 sq mi
Center (lat, long)40.5326, -88.7344

Area codes in this area

861

These are the area codes that most often serve ZIP 61730 (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

61758 Merna · 4.9 mi61737 Ellsworth · 5.3 mi61728 Colfax · 6.7 mi61702 Bloomington · 6.9 mi61791 Bloomington · 6.9 mi61753 Lexington · 7.3 mi61776 Towanda · 7.6 mi61722 Arrowsmith · 9.4 mi

About ZIP 61730

ZIP code 61730 is assigned to Cooksville, Illinois. It lies in McLean County. Its Census area covers about 28.96 square miles of land. The closest neighboring ZIP is 61758 (Merna), about 4.9 miles away.

Every address in 61730 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