What County Is 21231 In?

ZIP 21231 is located in

Baltimore County

Baltimore, Maryland (MD)

39.29°N, 76.59°W · FIPS 24510

Baltimore County — ZIP 21231

ZIP 21231 highlighted in Baltimore County, Maryland. Click neighboring ZIPs to explore.

ZIP Code Details

ZIP Code21231
CountyBaltimore County
CityBaltimore
StateMaryland (MD)
FIPS Code24510

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Nearby ZIP Codes

21228 Catonsville, MD Baltimore County 21229 Baltimore, MD Baltimore County 21230 Baltimore, MD Baltimore County 21233 , MD Baltimore County 21234 Parkville, MD Baltimore County

Frequently Asked Questions

What county is ZIP code 21231 in?

ZIP code 21231 is located in Baltimore County, Maryland (MD).

What city is ZIP code 21231 in?

ZIP code 21231 is primarily associated with Baltimore, Maryland.

What state is ZIP code 21231 in?

ZIP code 21231 is in the state of Maryland (MD).