11 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 23310 | Cape Charles | 5,031 |
| 23350 | Exmore | 2,983 |
| 23405 | Machipongo | 1,237 |
| 23413 | Nassawadox | 776 |
| 23307 | Birdsnest | 701 |
| 23347 | Eastville | 502 |
| 23354 | Franktown | 433 |
| 23486 | Willis Wharf | 278 |
| 23316 | Cheriton | 91 |
| 23398 | Jamesville | 27 |
| 23408 | Marionville | 0 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 11 ZCTAs in Northampton County, Virginia (US Census).