Ottumwa, Iowa

1 ZIP code · Central time

ZIP codes (largest first)

52501 · 30,371
Population25,430
StateIowa
CountyWapello County
Time zoneCentral
Land area16.06 sq mi

Area codes in this area

641

These are the area codes that most often serve Ottumwa (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.

Find the ZIP+4 for an address in Ottumwa

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Population: U.S. Census Bureau, ACS 5-year estimates, 2024.