U.S. Federal Route 1 runs north-south in Arlington County. It runs along the Jefferson Davis Highway. U.S. Rt. 1 passes through the following towns in Arlington County. Arlington Alexandria U.S. Rt. 1 is multi-plexed in Arlington County. Interstate 395, near the Washignton D.C. line.
Looking at the bridges that carry I-395 and U.S. 1 across the Potomac River from Virginia. SB I-395/U.S. Rt. 1 near the Washington D.C./Virginia Line. SB I-395/U.S. Rt. 1 at the Virginia Welcome Sign. NB I-395/U.S. Rt. 1 at George Washington Parkway. NB I-395/U.S. Rt. 1 south of George Washington Parkway. SB I-395/U.S. Rt. 1 at VA St Rt 110. A BGS on SB I-395/U.S. Rt. 1. A BGS on SB I-395/U.S. Rt. 1. A BGS on SB I-395/U.S. Rt. 1. A BGS on SB I-395/U.S. Rt. 1. SB I-395/U.S. Rt. 1 at south I-395. NB U.S. Rt. 1 south of south I-395. SB U.S. Rt. 1 at 15th Street. A BGS on SB I-66.