Find the last 4 digits (ZIP+4) for an address in 21156

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ZIP Code 21156 – Upper Falls, MD

Upper Falls, Maryland · Baltimore County · Eastern time

ZIP code21156
CityUpper Falls
StateMaryland
CountyBaltimore County
Population204
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area1.05 sq mi
Center (lat, long)39.4292, -76.4039

Area codes in this area

410443667

These are the area codes that most often serve ZIP 21156 (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

21087 Kingsville · 1.5 mi21162 White Marsh · 2.7 mi21085 Joppa · 2.8 mi21128 Perry Hall · 2.9 mi21051 Fork · 4.1 mi21027 Chase · 4.9 mi21082 Hydes · 5 mi21236 Nottingham · 5.1 mi

About ZIP 21156

ZIP code 21156 is assigned to Upper Falls, Maryland. It lies in Baltimore County. Its Census area covers about 1.05 square miles of land. The closest neighboring ZIP is 21087 (Kingsville), about 1.5 miles away.

Every address in 21156 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