ZIP Code 21770 – Monrovia, Maryland
The 21770 ZIP Code belongs to Monrovia, Maryland. The population in this 21770 ZIP code is 7,815. The latitude is 39.35245 and longitude is -77.25791 in 21770 Monrovia, Maryland. The time zone for this 21770 ZIP code is America/New_York.
| City | Monrovia |
| Zip Code | 21770 |
| State | Maryland |
| County | Frederick |
| Population | 7,815 |
| Latitude | 39.35245 |
| Longitude | -77.25791 |
| Time Zone | America/New_York |