It was first formed as part of the initial system in 1918 ; it was State Route 3 until 1923 .
State Route 33 was a primary state highway in the U.S. state of Virginia .
Virginia was first formed as part of the initial system in 1918 ; Virginia was State Route 3 until 1923 .
State Route 33 was a primary state highway in the U.S. state of Virginia .