Northampton County ZIP Codes
Pennsylvania, United States · 29 codes
Northampton County in Pennsylvania has 29 ZIP codes, from 18001 to 18351, serving 29 places.
ZIP codes in Northampton
| ZIP Code | Places |
|---|---|
| 18001 | Lehigh Valley |
| 18002 | Lehigh Valley |
| 18003 | Lehigh Valley |
| 18013 | Bangor |
| 18014 | Bath |
| 18015 | Bethlehem |
| 18016 | Bethlehem |
| 18017 | Bethlehem |
| 18018 | Bethlehem |
| 18020 | Bethlehem |
| 18035 | Cherryville |
| 18038 | Danielsville |
| 18040 | Easton |
| 18042 | Easton |
| 18043 | Easton |
| 18044 | Easton |
| 18045 | Easton |
| 18055 | Hellertown |
| 18063 | Martins Creek |
| 18064 | Nazareth |
| 18067 | Northampton |
| 18072 | Pen Argyl |
| 18083 | Stockertown |
| 18085 | Tatamy |
| 18086 | Treichlers |
| 18088 | Walnutport |
| 18091 | Wind Gap |
| 18343 | Mount Bethel |
| 18351 | Portland |
Frequently asked questions
What is the ZIP code of Northampton?
Northampton has 29 ZIP codes, from 18001 to 18351. The table lists the places each one serves.
How many places are listed in Northampton County?
29 places.
Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.