City of Heroes Portal  
   Includes gameplay information, guides, FAQs, forums, an IRC channel, Teamspeak server, media galleries and downloads, and news.
   http://www.cohportal.com/

CoH Warcry  
   Provides game related and comic book news.
   http://coh.warcry.com

CoH Stratics  
   Offers information, multimedia, and IRC chat.
   http://coh.stratics.com

ParagonCity.com  
   Offers game information and forums.
   http://www.paragoncity.com

Crey Industries: Hero Threat Database  
   Allows creation of on-line character profiles in a roleplaying fashion. Also has an option to include updated happenings with the listed heroes.
   http://www.creyindustries.com/

CoH GameAmp  
   Offers news, links, and information
   http://cityofheroes.gameamp.com/

CoH Comics  
   Player created comic books, screenshots, trading cards, and covers.
   http://www.cohcomics.com/

Tweak COH  
   Lets you customize certain features of the game.
   http://net-marks.com/cohtools/tweakcoh/

COH Headquarters  
   Hero and supergroups management site. List hero ID and powerset.
   http://www.cohheadquarters.com/

CoH GamerGod  
   Game information and guild management.
   http://coh.gamergod.com/

Paragon Signs  
   Site devoted to the signs from inside the game.
   http://www.geocities.com/paragonsignes/

City of Heroes Europe  
   Official site for the european version of the game.
   http://eu.cityofheroes.com/

Heroes Hideaway  
   Contains zone maps and forums.
   http://www.heroeshideaway.com/

Coldfront's City of Heroes  
   News site with reference guides, including information about temporary powers.
   http://coh.coldfront.net/

Fenris' Lair - City of Heroes  
   General information and guides for City of Heroes.
   http://fenrislair.com/coh/coh_home.php

City of Heroes Faces  
   A gallery for players to post real-life pictures of themselves, sorted by server.
   http://coh.okeechobee.com

CoH Champion  
   Forums for players on the Champion server.
   http://www.cohchampion.com/

Artphobia's City of Heroes Resource Center  
   Contains several game guides on topics like story arcs, badges, temporary powers and hunting.
   http://coh.artphobia.net/

IGN - City of Villains  
   Contains previews, news and a message board.
   http://pc.ign.com/objects/679/679041.html

City of Heroes Badge List  
   Guide to badges and contacts, broken down by level range.
   http://www.rjcyberware.com/CoH/BadgesNotes.phtml

City of Heroes Wiki  
   An open collaborative database of information about City of Heroes.
   http://www.cohwiki.org/