Founded in 1975, Poquoson is one of 38 independent cities in the state of Virginia. Historically, Poquoson was formed from York County. With FIPS code of 735, Poquoson has a population of 12,574 and area of 16 square miles (41 km2).
List of all cities in Poquoson City County, VA alphabetically
| City/Town | Postal Code | Area Code |
| Hampton, VA | 23662 | 757 |
| Poquoson, VA | 23662 | 757 |