Find the last 4 digits (ZIP+4) for an address in 52037

ZIP 52037, Delmar, IA is filled in. Just type the street address.

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ZIP Code 52037 – Delmar, IA

Delmar, Iowa · Clinton County · Central time

ZIP code52037
CityDelmar
StateIowa
CountyClinton CountyJackson County
Population1,172
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area68.26 sq mi
Center (lat, long)41.9672, -90.6337

Area codes in this area

563

These are the area codes that most often serve ZIP 52037 (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 · 4.6 mi52731 Charlotte · 7.6 mi52254 Lost Nation · 8.9 mi52060 Maquoketa · 9.5 mi52751 Grand Mound · 9.7 mi52742 De Witt · 10.6 mi52069 Preston · 12.3 mi52750 Goose Lake · 12.3 mi

About ZIP 52037

ZIP code 52037 is assigned to Delmar, Iowa. It crosses 2 counties; most of its land is in Clinton County. Its Census area covers about 68.26 square miles of land. The closest neighboring ZIP is 52774 (Welton), about 4.6 miles away.

Every address in 52037 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