Is there a chat channel for the Haven on WoW?

Yes!

To join our chat channel on WoW, just type "/join Haven" and you'll be good to go. Please only join the chat channel with characters you have registered on the site.

The chat channel is publically moderated, by our members, and you should expect to follow the same Community Guidelines there as you do on this site. Any member of the channel with moderation privledges is expected to, at their discretion, /mute or /ban users who attack other members of the community with insults, bullying or profanity. The Haven moderation staff has no official duty to police this channel, other than the same obligation every member of Haven has to maintain an atmosphere of mutal respect.