Postal code 21639 covers 1 verified locality record in United States with interactive boundary centroid map and administrative hierarchy.
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Postal code 21639 belongs to the 21 prefix district in United States.
Based on 1 records, 1 postal code values and 1 mapped localities. Coordinate coverage is 100.0%.
| Postal code | Locality | Administrative path | Coordinates |
|---|---|---|---|
| 21639 | Greensboro | Maryland / Caroline | 38.9616, -75.8059 |
Use this page to validate one postal code or locality against real parent areas, nearby records and downloadable source rows. The canonical route for this record set is /postal-codes/united-states/code/21639.
| Code | Place | Hierarchy | Coordinates |
|---|---|---|---|
| 21639 | Greensboro | Maryland / Caroline | 38.9616, -75.8059 |
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The page includes the parent country, related prefix or nearby codes, coordinates when available and source rows for download/API workflows.