ZIP Code 19421 is located in Birchrunville Pennsylvania. 19421 is entirely within Chester County. Regionally, 19421 is located in Metro Philadelphia.
| ZIP Code Name | Birchrunville |
| Primary County | Chester County |
| ZIP Code Type | PO Box |
| Current Time | EST |
| Coordinates | 40.13189316,-75.63837433 |
| 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 19421 | |
| Elementary Schools in 19421 |