Here's the list of GameFAQs Pokemon Board that currently existed
First Gen
Second Gen
Third Gen
Fourth Gen
http://www.gamefaqs.com/boards/960099-pokemon-heartgold-version
http://www.gamefaqs.com/boards/960100-pokemon-soulsilver-version
http://www.gamefaqs.com/boards/946308-pokemon-platinum-version
http://www.gamefaqs.com/boards/925601-pokemon-diamond-version
http://www.gamefaqs.com/boards/925602-pokemon-pearl-version
Fifth Gen
http://www.gamefaqs.com/boards/995081-pokemon-white-version
http://www.gamefaqs.com/boards/989552-pokemon-black-version
http://www.gamefaqs.com/boards/661226-pokemon-black-version-2
http://www.gamefaqs.com/boards/661227-pokemon-white-version-2
Sixth Gen
http://www.gamefaqs.com/boards/696959-pokemon-x
http://www.gamefaqs.com/boards/696960-pokemon-y
http://www.gamefaqs.com/boards/792673-pokemon-omega-ruby
http://www.gamefaqs.com/boards/792672-pokemon-alpha-sapphire
Seventh Gen
[Boxart has yet to be revealed]