Find the last 4 digits (ZIP+4) for an address in 66531

ZIP 66531, Riley, KS is filled in. Just type the street address.

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ZIP Code 66531 – Riley, KS

Riley, Kansas · Riley County · Central time

ZIP code66531
CityRiley
StateKansas
CountyRiley County
Population1,256
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area35.25 sq mi
Center (lat, long)39.3124, -96.8385

Area codes in this area

785

These are the area codes that most often serve ZIP 66531 (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

66449 Leonardville · 5.4 mi66503 Manhattan · 8.3 mi66505 Manhattan · 8.7 mi66554 Randolph · 12.8 mi66514 Milford · 13 mi67447 Green · 13.2 mi66520 Olsburg · 13.9 mi67487 Wakefield · 15.4 mi

About ZIP 66531

ZIP code 66531 is assigned to Riley, Kansas. It lies in Riley County. Its Census area covers about 35.25 square miles of land. The closest neighboring ZIP is 66449 (Leonardville), about 5.4 miles away.

Every address in 66531 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