The main site:  www.thomasandfriends.com

Sodor Island: http://melgarvewarrior.tripod.com/sodorisland

Thomas Productions: http://railwayseriesstudios.tripod.com/thomasthetankengine

 

 

And Thomas Forums:

 

Dukesfan http://dukesfan.proboards67.com

SIF http://sodor.proboards77.com

Wooden Railway http://woodenrailway.proboards81.com