Find the last 4 digits (ZIP+4) for an address in 21013

ZIP 21013, Baldwin, MD is filled in. Just type the street address.

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ZIP Code 21013 – Baldwin, MD

Baldwin, Maryland · Baltimore County · Eastern time

ZIP code21013
CityBaldwin
StateMaryland
CountyBaltimore CountyHarford County
Population5,610
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area15 sq mi
Center (lat, long)39.5115, -76.4908

Area codes in this area

410443667

These are the area codes that most often serve ZIP 21013 (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

21082 Hydes · 2.5 mi21047 Fallston · 3 mi21092 Long Green · 3.2 mi21051 Fork · 3.3 mi21057 Glen Arm · 4.5 mi21131 Phoenix · 5.3 mi21018 Benson · 5.6 mi21087 Kingsville · 6 mi

About ZIP 21013

ZIP code 21013 is assigned to Baldwin, Maryland. It crosses 2 counties; most of its land is in Baltimore County. Its Census area covers about 15 square miles of land. The closest neighboring ZIP is 21082 (Hydes), about 2.5 miles away.

Every address in 21013 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