+44-8446-(830000...839999): Special Services basic rate: up to and including 5p for BT customers (non-internet) Read more about +44-8446-(830000...839999)
+44-8706-(180000...189999): Special Services higher rate: BT’s Standard National Call Retail Price for BT customers Read more about +44-8706-(180000...189999)
+44-8718-(240000...249999): Special Services higher rate: up to and including 10p for BT customers (non-internet) Read more about +44-8718-(240000...249999)
+44-8718-(460000...469999): Special Services higher rate: up to and including 10p for BT customers (non-internet) Read more about +44-8718-(460000...469999)
+44-8718-(470000...479999): Special Services higher rate: up to and including 10p for BT customers (non-internet) Read more about +44-8718-(470000...479999)
+44-8719-(580000...589999): Special Services higher rate: up to and including 10p for BT customers (non-internet) Read more about +44-8719-(580000...589999)
+44-9040-(660000...669999): Special Services, open ended time dependent charge or fixed fee up to £1.50 for BT customers Read more about +44-9040-(660000...669999)
+44-9040-(730000...739999): Special Services, open ended time dependent charge or fixed fee up to £1.50 for BT customers Read more about +44-9040-(730000...739999)