Find the last 4 digits (ZIP+4) for an address in 63010

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ZIP Code 63010 – Arnold, MO

Arnold, Missouri · Jefferson County · Central time

ZIP code63010
CityArnold
StateMissouri
CountyJefferson County
Population34,478
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area21.49 sq mi
Center (lat, long)38.4304, -90.3921

Area codes in this area

636

These are the area codes that most often serve ZIP 63010 (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

63052 Imperial · 3.4 mi63128 Saint Louis · 4.3 mi63129 Saint Louis · 4.4 mi63053 Kimmswick · 4.7 mi63026 Fenton · 6.2 mi63057 Liguori · 6.2 mi63012 Barnhart · 6.6 mi63127 Saint Louis · 7.3 mi

About ZIP 63010

ZIP code 63010 is assigned to Arnold, Missouri. It lies in Jefferson County. Its Census area covers about 21.49 square miles of land. The closest neighboring ZIP is 63052 (Imperial), about 3.4 miles away.

Every address in 63010 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