ZIP Code 21104 – Marriottsville, Maryland
The 21104 ZIP Code belongs to Marriottsville, Maryland. The population in this 21104 ZIP code is 5,786. The latitude is 39.35044 and longitude is -76.90654 in 21104 Marriottsville, Maryland. The time zone for this 21104 ZIP code is America/New_York.
| City | Marriottsville |
| Zip Code | 21104 |
| State | Maryland |
| County | Howard |
| Population | 5,786 |
| Latitude | 39.35044 |
| Longitude | -76.90654 |
| Time Zone | America/New_York |