ZIP Code 21555 Area Code
Oldtown, Maryland
Area Code
301, 410, 443
Primary area codes for Maryland (per-ZIP data not available)
Location
| ZIP Code | 21555 |
|---|---|
| City | Oldtown |
| State | Maryland (MD) |
| County | Allegany |
Frequently Asked Questions
ZIP code 21555 is in Oldtown, Maryland. The primary area codes for Maryland are 301, 410, 443.
ZIP code 21555 is in Oldtown, Maryland.