+44-161-(4530000...4539999): Manchester, Manchester (MAN) Read more about +44-161-(4530000...4539999)
+44-1733-(591000...591999): Peterborough, Peterborough (PTE) Read more about +44-1733-(591000...591999)
+44-1902-(547000...547999): Wolverhampton, Wolverhampton (WLV) Read more about +44-1902-(547000...547999)
+44-1908-(532000...532999): Milton Keynes, Milton Keynes (MIK) Read more about +44-1908-(532000...532999)
+44-20-(33310000...33319999): London, City of London (LND) Read more about +44-20-(33310000...33319999)
+44-20-(70770000...70779999): London, City of London (LND) Read more about +44-20-(70770000...70779999)
+44-2843-(350000...359999): Newcastle (Co. Down), Down (DOW) Read more about +44-2843-(350000...359999)