Find the last 4 digits (ZIP+4) for an address in 63012

ZIP 63012, Barnhart, MO is filled in. Just type the street address.

Addresses are checked through our secure proxy. Bot checks use Cloudflare Turnstile. Each device can run 5 live checks per day; repeats of the same address are free.

ZIP Code 63012 – Barnhart, MO

Barnhart, Missouri · Jefferson County · Central time

ZIP code63012
CityBarnhart
StateMissouri
CountyJefferson County
Population10,314
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area25.14 sq mi
Center (lat, long)38.3474, -90.4535

Area codes in this area

636

These are the area codes that most often serve ZIP 63012 (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

63057 Liguori · 2.5 mi63052 Imperial · 3.3 mi63070 Pevely · 4.5 mi63053 Kimmswick · 5 mi63010 Arnold · 6.6 mi63048 Herculaneum · 6.9 mi63051 House Springs · 7 mi63065 Mapaville · 7 mi

About ZIP 63012

ZIP code 63012 is assigned to Barnhart, Missouri. It lies in Jefferson County. Its Census area covers about 25.14 square miles of land. The closest neighboring ZIP is 63057 (Liguori), about 2.5 miles away.

Every address in 63012 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