+44-1223-(800000...809999): Cambridge, Cambridgeshire (CAM) Read more about +44-1223-(800000...809999)
+44-1482-(550000...559999): Hull, East Riding of Yorkshire (ERY) Read more about +44-1482-(550000...559999)
+44-8456-(460000...469999): Special Services basic rate: BT’s Standard Local Call Retail Price for BT customers Read more about +44-8456-(460000...469999)
+44-8704-(650000...659999): Special Services higher rate: BT’s Standard National Call Retail Price for BT customers Read more about +44-8704-(650000...659999)
