+44-8458-(570000...579999): Special Services basic rate: BT’s Standard Local Call Retail Price for BT customers Read more about +44-8458-(570000...579999)
+44-8458-(580000...589999): Special Services basic rate: BT’s Standard Local Call Retail Price for BT customers Read more about +44-8458-(580000...589999)
+44-8704-(850000...859999): Special Services higher rate: BT’s Standard National Call Retail Price for BT customers Read more about +44-8704-(850000...859999)
