Community Code
From TM Wiki
The community code is a way to verify yourself to community sites without giving away your password. It can be found within your login page on the following sites.
TMO http://www.trackmania.com/indexUk.php
TMS http://www.trackmaniasunrise.com/indexUk.php
TMN http://www.trackmanianations.com/indexUk.php
http://www.tmbase.de/ uses the community codes.
