U.S. Federal Route 6 is an east-west highway in South-Central Windham County. It runs from the Connecticut/Rhode Island State Line, at Killingly, to the Tolland/Windham County Line, near Willimantic. North of Willimantic, U.S. Rt. 6 enters and expressway to by-pass the town. U.S. Rt. 6 passes through the following towns in Windham County. Killingly
WB U.S. Rt. 6 at the Connecticut Welcome Sign. WB U.S. Rt. 6 at the northern end of the Connecticut Turnpike. WB U.S. Rt. 6 in Killingly. WB U.S. Rt. 6 east of Daniels. WB U.S. Rt. 6 at I-395. WB U.S. Rt. 6 east of CT St Rt 12. WB U.S. Rt 6/NB CT St Rt 12 in Daniels. A junction marker on SB CT St Rt 12. WB U.S. Rt. 6 west of Brooklyn. WB U.S. Rt. 6 in Brooklyn at CT St Rt 169. WB U.S. Rt. 6 in Brooklyn. WB U.S. Rt. 6 near Hampton. WB U.S. Rt. 6 east of CT St Rt 97. WB U.S. Rt. 6 west of CT St Rt 97. WB U.S. Rt. 6 east of CT St Rt 198. WB U.S. Rt. 6 near Chaplin. WB U.S. Rt. 6 near Mansfield Hollow State Park. WB U.S. Rt. 6 near Willimantic. A BGS on WB U.S. Rt. 6. WB U.S. Rt. 6 near CT St Rt 195. WB U.S. Rt. 6 near CT St Rt 32.