Also known as Gallows Road and Annandale Road , it runs in a general north - south direction through the communities of Annandale and Merrifield .
State Route 650 in Fairfax County is a secondary state highway .
Also known as Gallows Road and Annandale Road , Fairfax County runs in a general north - south direction through the communities of Annandale and Merrifield .
State Route 650 in Fairfax County is a secondary state highway .