Virginia Route 123, also known as Ox Road, is a state highway located in Northern Virginia. It stretches approximately 20 miles, connecting the city of Fairfax to the town of Occoquan. The route serves as a vital corridor for local traffic and provides access to various neighborhoods, parks, and commercial areas. The highway intersects with several major roads, including Interstate 66 and Virginia Route 236. It is primarily a two-lane road in many sections, with some areas featuring additional lanes to accommodate higher traffic volumes. Route 123 plays an essential role in the transportation network of Fairfax County.