Postal reference
ZIP 21555, Maryland
ZIP code 21555 is associated with Oldtown in Maryland in the GeoNames postal reference.
Reference details
- State
- Maryland (MD)
- ZIP code
- 21555
- Associated localities
- Oldtown
- County names in postal records
- Allegany
- Approximate postal point
- 39.5846, -78.6044
View point on map ↗
Postal information is adapted from GeoNames, CC BY 4.0. Locality associations and coordinates are approximate, not ZIP boundaries or a guarantee of current mail delivery.