ZIP Code 21821 – Deal Island, Maryland
The 21821 ZIP Code belongs to Deal Island, Maryland. The population in this 21821 ZIP code is 736. The latitude is 38.16664 and longitude is -75.90611 in 21821 Deal Island, Maryland. The time zone for this 21821 ZIP code is America/New_York.
| City | Deal Island |
| Zip Code | 21821 |
| State | Maryland |
| County | Somerset |
| Population | 736 |
| Latitude | 38.16664 |
| Longitude | -75.90611 |
| Time Zone | America/New_York |