New Season Start Dates for 2006

from sftv.org:
Science Fiction/Fantasy/Etc. TV Shows Upcoming Episodes (Updated Dec. 14)

Doctor Who: The Christmas Invasion (BBC) Dec 25 (Special Episode)
Stargate SG-1 (SciFi) -- Jan 6 (Season 9 Resumes)
Stargate Atlantis (SciFi) -- Jan 6 (Season 2 Resumes)
Battlestar Galactica (SciFi) -- Jan 6 (Season 2 Resumes)
Monk (USA) -- Jan 13 (Season 4 Resumes)
24 (FOX) -- Jan 15 (Season 5)
John Doe (SciFi) -- Jan 20 (SciFi Cable Debut)
Charmed (WB) -- Jan 15
Invasion (ABC) -- Jan 11
Lost (ABC) -- Jan 11
Smallville (WB) -- Jan 26
Supernatural (WB) -- Jan 10
Surface (NBC) -- Jan 2
Masters of Horror (SHO) -- Jan 6

I couldn't find any information for 4400 or The Dead Zone.