Advanced Colocation Services
   Provider of colocation services with facility providers including Hurricane Electric, Level 3 and Equinix in the United States and Europe.
   http://www.advancedcolocation.com

Co-Location.com
   Wholesaler of Level(3) colocation and bandwidth services worldwide.
   http://www.colocation.com/

Co-location versus Dedicated Web Hosting
   Discusses the pros and cons of choosing either co-location hosting or dedicated web hosting.
   http://www.webmasterstop.com/38.html

Colocation Search & Datacenter Forum
   Forum board dedicated to topics regarding colocation and datacenter information.
   http://www.datacentertalk.com