ZIP Code 21010 – Gunpowder, Maryland
The 21010 ZIP Code belongs to Gunpowder, Maryland. The population in this 21010 ZIP code is 216. The latitude is 39.38953 and longitude is -76.29851 in 21010 Gunpowder, Maryland. The time zone for this 21010 ZIP code is America/New_York.
| City | Gunpowder |
| Zip Code | 21010 |
| State | Maryland |
| County | Harford |
| Population | 216 |
| Latitude | 39.38953 |
| Longitude | -76.29851 |
| Time Zone | America/New_York |