US location post office
ZIP Code 19731
- Zip Code: 19731
- Type: POBox
- Official USPS city name: Port Penn
- Official USPS State Code: DE
- Official State Name: Delaware
- ZCTA: TRUE
- Population: 322.0
- Density: 129.7
- Primary Official County Code: 10003
- Primary Official County Name: New Castle
- Official County Name: New Castle
- Official County Code: 10003
- Imprecise: FALSE
- Military: FALSE
- Timezone: America/New_York (01:24 AM Sunday, May 05 2024-05-05 (GMT -0400))
- Geo Point: 39.5189, -75.5833
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