Find the last 4 digits (ZIP+4) for an address in 52742

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ZIP Code 52742 – De Witt, IA

De Witt, Iowa · Clinton County · Central time

ZIP code52742
CityDe Witt
StateIowa
CountyClinton County
Population7,284
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area117.02 sq mi
Center (lat, long)41.8383, -90.5197

Area codes in this area

563

These are the area codes that most often serve ZIP 52742 (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

52774 Welton · 6.2 mi52756 Long Grove · 7.6 mi52758 Mc Causland · 7.9 mi52757 Low Moor · 8.8 mi52731 Charlotte · 9 mi52751 Grand Mound · 9.3 mi52750 Goose Lake · 9.3 mi52730 Camanche · 10.4 mi

About ZIP 52742

ZIP code 52742 is assigned to De Witt, Iowa. It lies in Clinton County. Its Census area covers about 117.02 square miles of land. The closest neighboring ZIP is 52774 (Welton), about 6.2 miles away.

Every address in 52742 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