Find the last 4 digits (ZIP+4) for an address in 61426

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ZIP Code 61426 – Castleton, IL

Castleton, Illinois · Stark County · Central time

ZIP code61426
CityCastleton
StateIllinois
CountyStark County
Population41
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area3.05 sq mi
Center (lat, long)41.1196, -89.7060

Area codes in this area

779815

These are the area codes that most often serve ZIP 61426 (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

61491 Wyoming · 4.6 mi61424 Camp Grove · 4.7 mi61421 Bradford · 5.6 mi61479 Speer · 8.8 mi61483 Toulon · 9.1 mi61345 Neponset · 11.6 mi61565 Sparland · 11.8 mi61537 Henry · 12.2 mi

About ZIP 61426

ZIP code 61426 is assigned to Castleton, Illinois. It lies in Stark County. Its Census area covers about 3.05 square miles of land. The closest neighboring ZIP is 61491 (Wyoming), about 4.6 miles away.

Every address in 61426 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