{ zip. codes .tel }

ZIP Code 21738 — Glenwood, MD

ZIP code 21738 serves Glenwood, Maryland, within Howard County. It is part of area code 410, with population 3,415 and mean income of $240,574.

View ZIP codes in Maryland View area codes in Maryland

Location details

City: Glenwood
County: Howard County
State: Maryland (MD)
Area code: 410
Population: 3,415
Mean income: $240,574
Coordinates: 39.279840, -77.026710
Timezone: America/New York

Related ZIP codes in MD

Open state page

Silver Spring, MD

Gaithersburg, MD

Owings Mills, MD

About ZIP code 21738

ZIP code 21738 is a Standard ZIP in Glenwood, Maryland. It is linked to area code 410 and can be used to explore related ZIP codes, state-level coverage, and nearby geographic data.

The location coordinates are 39.279840, -77.026710, which can later be displayed on a map for better geographic context.

Location map

Map preview

Click to View the Map