Find the last 4 digits (ZIP+4) for an address in 21075

ZIP 21075, Elkridge, MD is filled in. Just type the street address.

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ZIP Code 21075 – Elkridge, MD

Elkridge, Maryland · Howard County · Eastern time

ZIP code21075
CityElkridge
StateMaryland
CountyHoward County
Population37,363
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area13.93 sq mi
Center (lat, long)39.2031, -76.7507

Area codes in this area

410443667

These are the area codes that most often serve ZIP 21075 (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

21076 Hanover · 2.6 mi21077 Harmans · 4.1 mi21045 Columbia · 4.1 mi21250 Baltimore · 4.2 mi20794 Jessup · 4.3 mi21043 Ellicott City · 4.5 mi21227 Halethorpe · 4.6 mi21090 Linthicum Heights · 4.6 mi

About ZIP 21075

ZIP code 21075 is assigned to Elkridge, Maryland. It lies in Howard County. Its Census area covers about 13.93 square miles of land. The closest neighboring ZIP is 21076 (Hanover), about 2.6 miles away.

Every address in 21075 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