Per this AMA from last year, Tom Kane started voicing Woodhouse, presumably in 2014. I don't know when the last episode Coe voiced would have aired, assuming it has.
http://www.reddit.com/r/IAmA/comments/1ztlqp/ David From: M-D November <[email protected]> To: [email protected] Sent: Monday, July 20, 2015 11:19 PM Subject: [TV orNotTV] Network XXIII needs a new president I don't think I ever realized it was him voicing Woodhouse on "Archer". I suppose this means certain doom for the character in season 7, assuming the upcoming season is already locked. -- -- TV or Not TV .... The Smartest (TV) People! You received this message because you are subscribed to the Google Groups "TV or Not TV" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/tvornottv?hl=en --- You received this message because you are subscribed to the Google Groups "TVorNotTV" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
