ZIP Code 19451 is located in Mainland Pennsylvania. 19451 is entirely within Montgomery County. Regionally, 19451 is located in Metro Philadelphia.
| ZIP Code Name | Mainland |
| Primary County | Montgomery County |
| ZIP Code Type | PO Box |
| Current Time | EST |
| Coordinates | 40.27690887,-75.39427185 |
| Adjacent ZIP Codes | |
| Region | Metro Philadelphia |
| Metropolitan/Micropolitan Stat Area | Philadelphia-Camden-Wilmington, PA-NJ-DE-MD |
| Time Zone | Eastern Standard Time |
| IANA Timezone | America/New_York |
| School Districts in 19451 |