ZIP Code 21821 Area Code
Deal Island, Maryland
Area Code
301, 410, 443
Primary area codes for Maryland (per-ZIP data not available)
Location
| ZIP Code | 21821 |
|---|---|
| City | Deal Island |
| State | Maryland (MD) |
| County | Somerset |
Frequently Asked Questions
ZIP code 21821 is in Deal Island, Maryland. The primary area codes for Maryland are 301, 410, 443.
ZIP code 21821 is in Deal Island, Maryland.