Useful Contacts Although we can provide the bulk of inormation you need, please look through our list of useful contacts. Very specialised information and help can be found by contacting the organisations listed. To use the Network 81 helpline please call 0870 770 3306 To email us, please click here. Contacts A-O Contacts P-Z Network 81, 1-7 Woodfield Terrace, Stansted, Essex, CM24 8AJ. Location map, please click here. Helpline : 0870 770 3306 Admin : 0870 770 3262 Fax : 0870 770 3263 Email : info@network81.org