+44-8435-(070000...079999): Special Services basic rate: up to and including 5p for BT customers (non-internet) Read more about +44-8435-(070000...079999)
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+44-8453-(400000...409999): Special Services basic rate: BT’s Standard Local Call Retail Price for BT customers Read more about +44-8453-(400000...409999)
+44-8724-(350000...359999): Special Services higher rate: up to and including 10p for BT customers (non-internet) Read more about +44-8724-(350000...359999)
+44-8724-(360000...369999): Special Services higher rate: up to and including 10p for BT customers (non-internet) Read more about +44-8724-(360000...369999)
+44-8724-(370000...379999): Special Services higher rate: up to and including 10p for BT customers (non-internet) Read more about +44-8724-(370000...379999)
+44-8724-(380000...389999): Special Services higher rate: up to and including 10p for BT customers (non-internet) Read more about +44-8724-(380000...389999)
