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+44-8436-(490000...499999): Special Services basic rate: up to and including 5p for BT customers (non-internet) Read more about +44-8436-(490000...499999)
+44-8436-(500000...509999): Special Services basic rate: up to and including 5p for BT customers (non-internet) Read more about +44-8436-(500000...509999)
+44-8447-(950000...959999): Special Services basic rate: up to and including 5p for BT customers (non-internet) Read more about +44-8447-(950000...959999)
+44-8449-(340000...349999): Special Services basic rate: up to and including 5p for BT customers (non-internet) Read more about +44-8449-(340000...349999)
