ZIP Code 19726 is located in New Castle Delaware. 19726 is entirely within New Castle County. Regionally, it is located in Metro Philadelphia.
| ZIP Code Name | New Castle |
| Primary County | New Castle County |
| ZIP Code Type | Unique |
| Current Time | EDT |
| Coordinates | 39.69097137,-75.57222748 |
| Adjacent ZIP Codes | |
| Region | Metro Philadelphia |
| Metropolitan/Micropolitan Stat Area | Philadelphia-Camden-Wilmington, PA-NJ-DE-MD |
| Time Zone | Eastern Daylight Time |
| IANA Timezone | America/New_York |