Maine State Route 11 runs east-west across Androscoggin County. It runs from the Androscoggin/Cumberland County Line, near Casco, to the Androscoggin/Kennebec County Line, near Monmouth. ME St Rt 11 passes through the following towns in Androscoggin County. Poland Mechanic Falls Minot Auburn Lewistown Leeds ME St Rt 11 is multi-plexed in Androscoggin County. Maine State Route 121, from Mechanic Falls to Auburn.