U.S. Federal Route 136 runs east-west in the southern tip of Warren County. This is the southenr most east-west highway in the county. U.S. Rt. 136 does not pass through any towns in Warren County. U.S. Rt. 136 is not multi-plexed in Warren County. U.S. Rt. 136 intersects the following highways in Warren County. Indiana State Route 63, near Foster.