 | ||
| Cities in Northen Piedmont Region of Virginia, US | ||
| Alexandria | Arlington | Ashland |
| Baileys Crossroads | Casanova | Centreville |
| Chantilly | Culpeper | Doswell |
| Dulles | Dumfries | Fairfax |
| Falls Church | Ferry Farms | Fredericksburg |
| Glen Allen | Gordonsville | Herndon |
| Leesburg | Loch Lomond | Lorton |
| Manassas | McLean | Mechanicsville |
| Middleburg | Orange | Reston |
| Richmond | Rosslyn | Sandston |
| Springfield | Stafford | Sterling |
| Triangle | Vienna | Warrenton |
| Woodbridge | ||
