Find the last 4 digits (ZIP+4) for an address in 63125

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ZIP Code 63125 – Saint Louis, MO

Saint Louis, Missouri · St. Louis County · Central time

ZIP code63125
CitySaint Louis
StateMissouri
CountySt. Louis CountySt. Louis city
Population33,294
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area9.93 sq mi
Center (lat, long)38.5194, -90.2927

Area codes in this area

636314557

These are the area codes that most often serve ZIP 63125 (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

63123 Saint Louis · 2.7 mi63111 Saint Louis · 3.5 mi63116 Saint Louis · 4.4 mi63129 Saint Louis · 4.5 mi63109 Saint Louis · 4.5 mi63126 Saint Louis · 5.1 mi63128 Saint Louis · 5.4 mi63119 Saint Louis · 5.8 mi

About ZIP 63125

ZIP code 63125 is assigned to Saint Louis, Missouri. It crosses 2 counties; most of its land is in St. Louis County. Its Census area covers about 9.93 square miles of land. The closest neighboring ZIP is 63123 (Saint Louis), about 2.7 miles away.

Every address in 63125 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