21639 postal code
United StatesUpdated 2026-11-09Greensboro, MarylandCaroline5 digits
Postal code details
1 placeCode
21639
Place
Greensboro
Region
Maryland
County
Caroline
Coordinates
38.9616, -75.8059
Accuracy
4 / 6
Country
United States
Location
OpenStreetMap ↗
38.9616, -75.8059© OpenStreetMap
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Places under this code
1| Place | Region | County | Coordinates |
|---|---|---|---|
| Greensboro | Maryland | Caroline | 38.9616, -75.8059 |
FAQ
Which city is 21639 in?
Greensboro, Maryland, United States.
What are the coordinates of 21639?
38.9616, -75.8059
Is 21639 used in other countries?
Yes, 2 other countries.
Updated 2026-11-09. Attribution in Data & license.