) ▁and ▁SR ▁ 2 3 7 ▁in ▁F alls ▁Church ▁east ▁to ▁US ▁ 5 0 , ▁SR ▁ 7 , ▁and ▁SR ▁ 6 1 3 ▁at ▁Seven ▁Corn ers . ▁ ▁Route ▁description ▁ ▁SR ▁ 3 3 8 ▁begins ▁at ▁an ▁intersection ▁with ▁US ▁ 2 9 ▁and ▁SR ▁ 2 3 7 ▁( W ashington ▁Street ) ▁in ▁the ▁independent ▁city ▁of ▁F alls ▁Church . ▁There ▁is ▁no ▁access ▁from ▁south bound ▁US ▁ 2 9 ▁to ▁east bound ▁SR ▁ 3 3 8 ; ▁that ▁movement ▁is ▁made ▁via ▁Ann and ale ▁Road ▁at ▁the ▁intersection ▁immediately ▁to ▁the ▁east ▁of ▁the ▁termin us . ▁SR ▁ 3 3 8 ▁heads ▁east ▁as ▁a ▁two - lane ▁street ▁through ▁a ▁resident ial ▁area . ▁Short ly ▁after ▁leaving ▁F alls ▁Church ▁and ▁entering ▁Fair f ax ▁County , ▁the ▁state ▁highway ▁reaches ▁its ▁eastern ▁termin us ▁at ▁a ▁seven - way ▁j unction ▁with ▁US ▁ 5 0 ▁( Ar ling ton ▁Bou lev ard ), ▁SR ▁ 7 ▁( Le es burg ▁Pi ke ), ▁and ▁SR ▁ 6 1 3 , ▁which ▁heads ▁north ▁as ▁Wilson ▁Bou lev ard ▁and ▁south ▁as ▁S leep y ▁H ollow ▁Road . ▁SR ▁ 3 3 8 ▁mer ges ▁into ▁SR ▁ 7 ▁in ▁the ▁direction ▁of ▁Alexand ria . ▁Tra ffic ▁from ▁SR ▁ 3 3 8 ▁follows ▁east bound ▁SR ▁ 7 , ▁which ▁provides ▁access ▁to ▁both ▁directions ▁of ▁SR ▁ 6 1 3