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+44-8432-(090000...099999): Special Services basic rate: up to and including 5p for BT customers (non-internet) Read more about +44-8432-(090000...099999)
+44-8722-(500000...509999): Special Services higher rate: up to and including 10p for BT customers (non-internet) Read more about +44-8722-(500000...509999)
