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+44-131-(5010000...5019999): Edinburgh, City of Edinburgh (EDH) Read more about +44-131-(5010000...5019999)
+44-161-(8150000...8159999): Manchester, Manchester (MAN) Read more about +44-161-(8150000...8159999)
+44-20-(34710000...34719999): London, City of London (LND) Read more about +44-20-(34710000...34719999)