Find the last 4 digits (ZIP+4) for an address in 50623

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ZIP Code 50623 – Dewar, IA

Dewar, Iowa · Black Hawk County · Central time

ZIP code50623
CityDewar
StateIowa
CountyBlack Hawk County
Population153
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area2.07 sq mi
Center (lat, long)42.5269, -92.2097

Area codes in this area

319

These are the area codes that most often serve ZIP 50623 (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

50667 Raymond · 4 mi50703 Waterloo · 4.2 mi50626 Dunkerton · 4.4 mi50707 Evansdale · 5 mi50614 Cedar Falls · 6.4 mi50704 Waterloo · 6.4 mi50702 Waterloo · 7 mi50634 Gilbertville · 7.5 mi

About ZIP 50623

ZIP code 50623 is assigned to Dewar, Iowa. It lies in Black Hawk County. Its Census area covers about 2.07 square miles of land. The closest neighboring ZIP is 50667 (Raymond), about 4 miles away.

Every address in 50623 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