Sirius XM has officially announced their Holiday Channels for 2010

Holly - November 15 to December 31
Ch. 3 Sirius / 23 XM

Holiday Traditions - November 15 to January 1
Ch.4 Both

Holiday Pops - December 1 to December 25
Ch. 79 Sirius / 77 XM

Country Christmas - Dec. 10 to Dec. 25
Ch. 62 Sirius / Ch. 10 XM

Radio Hanukkah - Dec. 1 to Dec. 9
Ch. 76 Sirius / Ch. 28 XM