VZ-ALiVE - Site based on the TRS-80. Featuring emulators, discussions, programs, downloads, games and information. - http://vzalive.bangrocks.com/
Club 100 - Continued support for Tandy/Radio Shack computer owners. - http://www.club100.org/index.html
System 80 Support Site - Dedicated to the System 80, a TRS-80 Model 1 clone, popular in Australia and New Zealand in the early 1980's and a TRS-80 model 1 (near-)clone. - http://www.webweavers.co.nz/system-80/
TRS-80 Model I/III/4 - Frequently asked questions. - http://www.tim-mann.org/trs80faq.html
Trs-80 by Gordon Rahman. - Unofficial Dutch Usergroup with a DSDD Newdos/80 emulator for the Model I. - http://home.planet.nl/~srahman/