Mississippi State Route 345 is a east-west highway in Northwestern Pontotoc County. It runs from Mississippi State Route 15, near Ecru, to Mississippi State Route 9 in Pontotoc. MS St Rt 345 passes through any town in Pontotoc County. MS St Rt 345 is not multi-plexed in Pontotoc County. MS St Rt 345 intersects the following highways in Pontotoc County. Mississippi State Route 15, near Ecru. Mississippi State Route 76, near Pontotoc. Mississippi State Route 9, at Pontotoc.
