http://www.mydish.com/perks/free-preview/

•Outdoor Channel, Channel 396 (free preview ends 10/8)

•Sportsman Channel HD, Channel 395 (ends 10/8)

•MAVTV, Channel 248 (ends 10/8)

•World Fishing Network, Channel 394 (ends 10/8)

•NFL Network, Channel 154 (ends 10/10)

•Nick Jr, Channel 169 (ends 10/15)

•The Hub Network, Channel 179 (ends 10/15)

•NHL Center Ice, Channel 885 - 899 (ends 10/19)

•NHL Network, Channel 157 (ends 10/19)