Pennsylvania State Route 23 is an east-west highway across Southern Berks County. It runs from the Berks/Lancaster County Line, to the Berks/Montgomery County Line, near Morgantown. PA St Rt 23 passes through the following town in Berks County. Morgantown PA St Rt 23 is multi-plexed in Berks County. Pennsylvania State Route 10, at Morgantown. PA St Rt 23 crosses the following highways in Berks County. Pennsylvania State Route 10, at Morgantown. Interstate 76, (Pennsylvania Turnpike) at Morgantown. (NO Interchange)