			my %local_mapping_for = (
  			NT217 => 'RCD', # Harrogate
 				NT220 => 'RWY', # Huddersfield
 				NT221 => 'RWA', # Hull
 				NT225 => 'RR8', # Leeds
  			NT239 => 'RWF', # Tunbridge Wells
				NT242 => 'RL4', # Wolverhampton
  			NT243 => 'RCB', # York
				NT308 => 'RTP', # East Surrey
 				NT320 => 'RR1', # Parkway (Solihull)
 				NT322 => 'RWE', # Leicester
				NT328 => 'RAE', # Elland
 				NT330 => 'RXF', # Methley Park (Wakefield)
 				NT331 => 'RWA', # Hull
 				NT332 => 'RR8', # Leeds
 				NT408 => 'RVV', # Kent & Canterbury
 				NT409 => 'RGZ', # Chelsfield Park (Kent)
            NT448 => 'RWY', # Huddersfield
 				NT818 => 'RAE', # Yorkshire clinic (Bradford)
				NTY65 => 'RAX', # Kingston (upon Thames)
            NV106 => 'RWF', # Blackheath (Maidstone)
				69390 => 'RJE', # North Staffs pathology lab
			);
