+44-8433-(610000...619999): Special Services basic rate: up to and including 5p for BT customers (non-internet) Read more about +44-8433-(610000...619999)
+44-8433-(750000...759999): Special Services basic rate: up to and including 5p for BT customers (non-internet) Read more about +44-8433-(750000...759999)
+44-8434-(540000...549999): Special Services basic rate: up to and including 5p for BT customers (non-internet) Read more about +44-8434-(540000...549999)
+44-8445-(500000...509999): Special Services basic rate: up to and including 5p for BT customers (non-internet) Read more about +44-8445-(500000...509999)
+44-8447-(090000...099999): Special Services basic rate: up to and including 5p for BT customers (non-internet) Read more about +44-8447-(090000...099999)
+44-8448-(350000...359999): Special Services basic rate: up to and including 5p for BT customers (non-internet) Read more about +44-8448-(350000...359999)
+44-8448-(650000...659999): Special Services basic rate: up to and including 5p for BT customers (non-internet) Read more about +44-8448-(650000...659999)
+44-8449-(850000...859999): Special Services basic rate: up to and including 5p for BT customers (non-internet) Read more about +44-8449-(850000...859999)
+44-8713-(350000...359999): Special Services higher rate: up to and including 10p for BT customers (non-internet) Read more about +44-8713-(350000...359999)
