The Wii U Developer at Treyarch, @A_Trey_U, has tweeted confirming that the Wii U version of Call of Duty: Ghosts will be getting dedicated servers in the near future. He doesn’t have a confirmed date just yet, but news is coming very soon.
@SeANMcBAY Yes, but I don't have a confirmed date yet.
— A_Trey_U (@A_Trey_U) November 12, 2013
We’re still looking into more information regarding dedicated servers on other platforms. Infinity Ward’s Senior Community Manager has already confirmed that they are being rolled out over time.