The Robot Company
The Robot Company provides quality used robots, Fanuc robots, and discount robot parts, at prices far below those of the OEM.
http://www.robotco.com/

The Robot Store
Jameco's Robot Store is a hobby and professional source for robot kits, books, parts, Muscle Wires, Shape Memory Alloys (SMA's), Electronics, Software, and lots of other hardware and accesories for robot related needs.
http://www.robotstore.com/

Metal Munching Maniacs
High-energy robotic combat DVDs from Metal Munching Maniacs, plus robot building tips, links and more!
http://www.metalmunchingmaniacs.com/

Mr Robot
Robot Kits, Microcontrollers, robot kit, Lego, robot books, for sale by robots who care about robotics
http://www.mrrobot.com/

Irobotics India
Gerard Sequeira's robots. Includes information on his fire fighting robot, a golf playing robot based on the PIC16F84A, and a line following robot.
http://www.geocities.com/gear996/

Robot Riots robot combat event
Robot Riots - Toronto Robot Fight Club - Robot Combat competitions in the Toronto, Ontario area.
http://www.robotriots.com

The Robot Lab
Build a robot! It's really not that difficult. We'll show you how. We have robot kits for builders of all levels.
http://www.therobotlab.com/

NEC PaPeRo Personal Robot
A prototype research robot designed to live with humans at home as a partner. The robot can recognize faces and navigate a typical home.
http://www.incx.nec.co.jp/robot/english/robotcenter_e.html

ANU Robotic Systems Lab
Based at the Australian National University. RSL undertakes research projects with real robots working in the real world, in real time. Research topics include co-operative robot systems, mobile robot navigation, active vision, robot learning and human-robot/computer interaction.
http://www.syseng.anu.edu.au/rsl/

Rouges Robot Wars Website
A growing site dedicated to the world wide sport of robot fighting! Contains data on Robot Wars, Battle Bots and many other tournaments!
http://www.geocities.com/kidhardcore2000/