Allen, MD zip code
Allen, Maryland uses one zip code: 21810. Most of it is in Wicomico County. Together these zip codes are home to about 55 people.
Zip codes
1
Population
55
All zips combined
Largest zip
21810
55 residents
Zip codes in Allen
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 21810 | 55 | — |