U.S. Federal Route 40 runs east-west across Central Guernsey County. From the Muskingum/Guernsey County Line to Old Washington, this runs along the Interstate 70 corridor. From Old Washington to the Guernsey/Belmont County Line this run with I-70. U.S. Rt. 40 passes through the following towns in Guernsey County. Cassell Cambridge
Old Washington U.S. Rt. 40 is multi-plexed in Guernsey County. U.S. Rt. 22, from the Muskingum/Guernsey County Line to Cambridge.
A mileage chart on EB I-70. A BGS on EB I-70. WB U.S. Rt. 22/40 west of Cambridge. WB U.S. Rt. 22/40 at 6th. WB U.S. Rt. 22/40 east of 7th. WB U.S. Rt. 22/40 at 9th. WB U.S. Rt. 22/40 west of 11th. WB U.S. Rt. 22/40 west of 11th. WB U.S. Rt. 40 near 19th. WB U.S. Rt. 40 west of I-77. WB U.S. Rt. 40 at I-77. A BGS on NB I-77. A BGS on NB I-77. A BGS on NB I-77. A BGS on EB I-70. A BGS on WB I-70. WB I-70/U.S. Rt. 40 west of OH St Rt 513. WB I-70/U.S. Rt. 40 west of Fairview. EB I-70/U.S. Rt. 40 near Fairview. WB I-70/U.S. Rt. 40 at the Belmont/Guernsey County Line. WB I-70/U.S. Rt. 40 at the Belmont/Guernsey County Line.