ZIP Code 21015 – Bel Air, MD
Bel Air, Maryland · Harford County · Eastern time
| ZIP code | 21015 |
|---|---|
| City | Bel Air |
| State | Maryland |
| County | Harford County |
| Population | 30,013 |
| Time zone | Eastern · local time |
| ZIP type | Standard (has a Census ZCTA area) |
| Land area | 31.25 sq mi |
| Center (lat, long) | 39.5442, -76.2925 |
Area codes in this area
These are the area codes that most often serve ZIP 21015 (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
About ZIP 21015
ZIP code 21015 is assigned to Bel Air, Maryland. It lies in Harford County. Its Census area covers about 31.25 square miles of land. The closest neighboring ZIP is 21028 (Churchville), about 2.7 miles away.
Every address in 21015 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