Find the last 4 digits (ZIP+4) for an address in 21244

ZIP 21244, Windsor Mill, MD is filled in. Just type the street address.

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ZIP Code 21244 – Windsor Mill, MD

Windsor Mill, Maryland · Baltimore County · Eastern time

ZIP code21244
CityWindsor Mill
StateMaryland
CountyBaltimore County
Population38,208
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area14.14 sq mi
Center (lat, long)39.3350, -76.7767

Area codes in this area

410443667

These are the area codes that most often serve ZIP 21244 (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

21207 Gwynn Oak · 3.1 mi21133 Randallstown · 3.5 mi21163 Woodstock · 3.8 mi21282 Pikesville · 4 mi21208 Pikesville · 4.4 mi21228 Catonsville · 4.6 mi21215 Baltimore · 5.1 mi21043 Ellicott City · 5.6 mi

About ZIP 21244

ZIP code 21244 is assigned to Windsor Mill, Maryland. It lies in Baltimore County. Its Census area covers about 14.14 square miles of land. The closest neighboring ZIP is 21207 (Gwynn Oak), about 3.1 miles away.

Every address in 21244 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