Find the last 4 digits (ZIP+4) for an address in 50579

ZIP 50579, Rockwell City, IA is filled in. Just type the street address.

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ZIP Code 50579 – Rockwell City, IA

Rockwell City, Iowa · Calhoun County · Central time

ZIP code50579
CityRockwell City
StateIowa
CountyCalhoun County
Population3,034
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area140.59 sq mi
Center (lat, long)42.3938, -94.6342

Area codes in this area

515

These are the area codes that most often serve ZIP 50579 (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

50551 Jolley · 8.7 mi50552 Knierim · 9.8 mi51453 Lohrville · 10.1 mi51449 Lake City · 10.2 mi50586 Somers · 10.7 mi50563 Manson · 10.8 mi50561 Lytton · 11.2 mi50575 Pomeroy · 11.9 mi

About ZIP 50579

ZIP code 50579 is assigned to Rockwell City, Iowa. It lies in Calhoun County. Its Census area covers about 140.59 square miles of land. The closest neighboring ZIP is 50551 (Jolley), about 8.7 miles away.

Every address in 50579 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