Founded in 1870, Alexandria is one of 38 independent cities in the state of Virginia. Historically, Alexandria was formed from Alexandria County. With FIPS code of 510, Alexandria has a population of 154,706 and area of 15 square miles (39 km2).
List of all cities in Alexandria City County, VA alphabetically
| City/Town | Postal Code | Area Code |
| Alexandria, VA | 22301 | 703/571 |
| 22302 | 703/571 | |
| 22304 | 703/571 | |
| 22305 | 703/571 | |
| 22311 | 703/571 | |
| 22313 | 703/571 | |
| 22314 | 703/571 | |
| 22320 | 703/571 | |
| 22331 | 703/571 | |
| 22332 | 703/571 | |
| 22333 | 703/571 | |
| 22334 | 703/571 | |
| Cameron Station, VA | 22304 | 703/571 |
| George Mason, VA | 22320 | 703/571 |
| George Washington, VA | 22305 | 703/571 |
| Potomac, VA | 22301 | 703/571 |
| Sun Trust Bank, VA | 22334 | 703/571 |
| Theological Seminary, VA | 22304 | 703/571 |
| Trade Center, VA | 22304 | 703/571 |
| Us Army Mat Com, VA | 22333 | 703/571 |