Northern Virginia (VA) Counties - Alexandria, Arlington, Caroline, Clarke, Culpeper, Fairfax, Fairfax Co, Fauquier, Frederick, Fredericksburg, Greene, Harrisonburg, King George, Loudoun, Madison, Manassas, Manassas Park, Orange, Page, Prince William, Rappahannock, Rockingham, Shenandoah, Spotsylvania, Stafford, Warren, & Winchester