Opal City: Along with the above, possibly the best Starman site you can find.
The Unofficial Starman Homepage: Yet another fine (though not updated in a while) Starman site.
Payton Place: A webpage dedicated to Will Payton, the fifth Starman.
The Starman Compilation: An archive of fan's Starman art.
Brian Frey's Homepage: The Official Homepage of Brian Frey (duh), who did the covers of the Starman Trade Paperbacks.
Next Exit: The Official Homepage of Andrew Robinson, current Starman cover artist.
DC Comics: The Official Homepage of Starman's Publisher.
DC Comics Starman Discussion Board: James Robinson sometimes posts news here. And even when he doesn't, it's still a good place to come discuss Starman.
The JSA Returns!: Dedicated to the new Justice Society of America, of which Jack is a member.
The Unofficial Green Arrow Compendium: Webby-worthy Green Arrow page, by cool guy Scott McCullar.
Dixonverse: The Official Webpage of Chuck Dixon, Writer of Nightwing and Birds of Prey.
The Flash: Those Who Ride the Lightning: The Best Flash page out there.
The Unofficial Nightwing Page: The Best Nightwing page out there.
GreatHera.com:An Excellent Wonder Woman page.
The Green Lantern Corps: A HUGE Compendium on all things related to Green Lantern.