ZIP Code 21530
Flintstone · Allegany, Maryland
21530 is the ZIP code of Flintstone in Allegany, Maryland, United States.
- ZIP Code
- 21530
- County
- Allegany
- State
- Maryland
- Country
- United States
Place with ZIP code 21530
| Place | County | Location |
|---|---|---|
| Flintstone | Allegany | 39.699, -78.574 |
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 21530?
Flintstone.
Which county and state is 21530 in?
Allegany, Maryland, United States.
Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.