+44-8451-(070000...079999): Special Services basic rate: BT’s Standard Local Call Retail Price for BT customers Read more about +44-8451-(070000...079999)
+44-8700-(220000...229999): Special Services higher rate: BT’s Standard National Call Retail Price for BT customers Read more about +44-8700-(220000...229999)
+44-8712-(050000...059999): Special Services higher rate: up to and including 10p for BT customers (non-internet) Read more about +44-8712-(050000...059999)
+44-8713-(060000...069999): Special Services higher rate: up to and including 10p for BT customers (non-internet) Read more about +44-8713-(060000...069999)
+44-8714-(160000...169999): Special Services higher rate: up to and including 10p for BT customers (non-internet) Read more about +44-8714-(160000...169999)
+44-8715-(580000...589999): Special Services higher rate: up to and including 10p for BT customers (non-internet) Read more about +44-8715-(580000...589999)
+44-8716-(030000...039999): Special Services higher rate: up to and including 10p for BT customers (non-internet) Read more about +44-8716-(030000...039999)
+44-9040-(130000...139999): Special Services, open ended time dependent charge or fixed fee up to £1.50 for BT customers Read more about +44-9040-(130000...139999)
+44-9040-(280000...289999): Special Services, open ended time dependent charge or fixed fee up to £1.50 for BT customers Read more about +44-9040-(280000...289999)
+44-9040-(650000...659999): Special Services, open ended time dependent charge or fixed fee up to £1.50 for BT customers Read more about +44-9040-(650000...659999)