ZIP Code 21670 is located in Templeville Maryland. 21670 is entirely within Caroline County. Regionally, 21670 is located in Metro Baltimore.
| ZIP Code Name | Templeville |
| Primary County | Caroline County |
| ZIP Code Type | PO Box |
| Current Time | EDT |
| Coordinates | 39.13619995,-75.76751709 |
| Adjacent ZIP Codes | |
| Region | Metro Baltimore |
| Time Zone | Eastern Daylight Time |
| IANA Timezone | America/New_York |
| School Districts in 21670 | |
| Elementary Schools in 21670 | |
| Middle Schools in 21670 | |
| High Schools in 21670 |