Find the last 4 digits (ZIP+4) for an address in 52577

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ZIP Code 52577 – Oskaloosa, IA

Oskaloosa, Iowa · Mahaska County · Central time

ZIP code52577
CityOskaloosa
StateIowa
CountyMahaska County
Population14,585
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area158.35 sq mi
Center (lat, long)41.2733, -92.6623

Area codes in this area

641

These are the area codes that most often serve ZIP 52577 (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

52534 Beacon · 1 mi52595 University Park · 2.7 mi52553 Eddyville · 8.6 mi50143 Leighton · 8.8 mi52543 Cedar · 9.2 mi50207 New Sharon · 11 mi52561 Fremont · 11.5 mi52586 Rose Hill · 11.5 mi

About ZIP 52577

ZIP code 52577 is assigned to Oskaloosa, Iowa. It lies in Mahaska County. Its Census area covers about 158.35 square miles of land. The closest neighboring ZIP is 52534 (Beacon), about 1 miles away.

Every address in 52577 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