+44-8453-(800000...809999): Special Services basic rate: BT’s Standard Local Call Retail Price for BT customers Read more about +44-8453-(800000...809999)
+44-8701-(770000...779999): Special Services higher rate: BT’s Standard National Call Retail Price for BT customers Read more about +44-8701-(770000...779999)
+44-8723-(250000...259999): Special Services higher rate: up to and including 10p for BT customers (non-internet) Read more about +44-8723-(250000...259999)
+44-8723-(260000...269999): Special Services higher rate: up to and including 10p for BT customers (non-internet) Read more about +44-8723-(260000...269999)
+44-9043-(660000...669999): Special Services, open ended time dependent charge or fixed fee up to £1.50 for BT customers Read more about +44-9043-(660000...669999)
