21738 postal code
United StatesUpdated 2026-11-09Glenwood, MarylandHoward5 digits
Postal code details
1 placeCode
21738
Place
Glenwood
Region
Maryland
County
Howard
Coordinates
39.2795, -77.0148
Accuracy
4 / 6
Country
United States
Location
OpenStreetMap ↗
39.2795, -77.0148© OpenStreetMap
Ad slot · 300×250
Places under this code
1| Place | Region | County | Coordinates |
|---|---|---|---|
| Glenwood | Maryland | Howard | 39.2795, -77.0148 |
Same code in other countries
1| Country | Place | Region |
|---|---|---|
| MX Mexico | Aguascalientes | Baja California |
FAQ
Which city is 21738 in?
Glenwood, Maryland, United States.
What are the coordinates of 21738?
39.2795, -77.0148
Is 21738 used in other countries?
Yes, 1 other countries.
Updated 2026-11-09. Attribution in Data & license.