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+44-20-(30850000...30859999): London, London, City of (LND) Read more about +44-20-(30850000...30859999)
+44-8442-(050000...059999): Special Services basic rate: up to and including 5p for BT customers (non-internet) Read more about +44-8442-(050000...059999)
+44-8443-(990000...999999): Special Services basic rate: up to and including 5p for BT customers (non-internet) Read more about +44-8443-(990000...999999)
+44-8444-(520000...529999): Special Services basic rate: up to and including 5p for BT customers (non-internet) Read more about +44-8444-(520000...529999)
+44-8447-(210000...219999): Special Services basic rate: up to and including 5p for BT customers (non-internet) Read more about +44-8447-(210000...219999)
