+44-8448-(520000...529999): Special Services basic rate: up to and including 5p for BT customers (non-internet) Read more about +44-8448-(520000...529999)
+44-8701-(890000...899999): Special Services higher rate: BT’s Standard National Call Retail Price for BT customers Read more about +44-8701-(890000...899999)
+44-8712-(520000...529999): Special Services higher rate: up to and including 10p for BT customers (non-internet) Read more about +44-8712-(520000...529999)
+44-8712-(690000...699999): Special Services higher rate: up to and including 10p for BT customers (non-internet) Read more about +44-8712-(690000...699999)
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+44-8717-(580000...589999): Special Services higher rate: up to and including 10p for BT customers (non-internet) Read more about +44-8717-(580000...589999)
+44-8718-(570000...579999): Special Services higher rate: up to and including 10p for BT customers (non-internet) Read more about +44-8718-(570000...579999)
+44-9110-(140000...149999): Special Services, open ended time dependent charge or fixed fee up to £1.50 for BT customers Read more about +44-9110-(140000...149999)
+44-9110-(300000...309999): Special Services, open ended time dependent charge or fixed fee up to £1.50 for BT customers Read more about +44-9110-(300000...309999)
