The postal code or ZIP code 18631 has Mifflinville as common cities which are accepted by the US Post Office for this ZIP Code. The ZIP code may be located out ot the preferred city. Post office name is usually the city name for 18631. You are advised to add your ZIP code preffered or acceptable cities for mailing a letter etc. If you use an unacceptable city for your mailing you will end up getting delays.
Primary / Preferred City: Mifflinville, PA
Extra Details of ZIP Code 18631
| ZIP Code | 18631 |
|---|---|
| Type | PO Box |
| Common Cities | Mifflinville |
| Country | Columbia County |
| Area Code (s) | 570 |
| Population | 1286 |
| Population Density | 749 people per sq mi |
| Housing Units | 580 |
| Median Home Value | $145,000 |
| Land Area | 1.72 sq mi |
| Water Area | 0.16 sq mi |
| Occupied Housing Units | 541 |
| Median Household Income | $58,791 |
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