Columbia, MD ZIP Codes

ZIP code, county, time zone and coordinates of Columbia, Maryland

The ZIP code of Columbia, MD is 21044. Columbia has 3 ZIP codes: 21044, 21045, 21046. It is in Howard County.

Mailing address format for Columbia

John Smith
123 Main St
COLUMBIA MD 21044
USA

USPS prefers capital letters without punctuation. Check the exact ZIP+4 for a street address on the USPS website.

All ZIP codes in Columbia

ZIP codePopulationArea
21044—11.9 sq miMain
21045—9.7 sq mi
21046—7.8 sq mi

ZIP Code Tabulation Areas (ZCTA), U.S. Census Bureau. A ZCTA can cover parts of more than one town.

Where is Columbia? Location, county and time zone

State
Maryland
County
Howard County
GPS coordinates
39.20115, -76.85905
Elevation
407 ft (124 m)
Time zone
America/New YorkEST · UTC-05:00
Population
104,681

Map of Columbia, MD 21044

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ZIP codes near Columbia

Columbia ZIP code: FAQ

What is the ZIP code for Columbia, MD?

The main ZIP code for Columbia, MD is 21044. All ZIP codes: 21044, 21045, 21046.

How many ZIP codes does Columbia have?

Columbia has 3 ZIP codes.

What county is Columbia, MD in?

Columbia is in Howard County, Maryland.

What time zone is Columbia in?

Columbia is in the America/New York time zone (EST, UTC-05:00 right now).

What are the coordinates of Columbia?

Latitude 39.20115, longitude -76.85905.

Last updated: