The A525 is major route from Rhyl in North Wales to Newcastle-under-Lyme in England. On the way, it passes near to Denbigh, through Ruthin, through Wrexham and near Whitchurch. It is dual carriageway just south of Rhyl. As of 10 March 2010, the section between Wrexham and Whitchurch is not classified as a primary route while the section east of Whitchurch, towards Newcastle, is so classified.In total the A525 is some 73 miles (117 km) in length.