+44-8444-(760000...769999): Special Services basic rate: up to and including 5p for BT customers (non-internet) Подробнее о +44-8444-(760000...769999)
+44-8451-(350000...359999): Special Services basic rate: BT’s Standard Local Call Retail Price for BT customers Подробнее о +44-8451-(350000...359999)
+44-8703-(840000...849999): Special Services higher rate: BT’s Standard National Call Retail Price for BT customers Подробнее о +44-8703-(840000...849999)
+44-8714-(780000...789999): Special Services higher rate: up to and including 10p for BT customers (non-internet) Подробнее о +44-8714-(780000...789999)
+44-9042-(580000...589999): Special Services, open ended time dependent charge or fixed fee up to £1.50 for BT customers Подробнее о +44-9042-(580000...589999)
