For cable programming it is really all up to your local company and it can sometimes be limited. You can either check their website (www.comcast.com.....etc) or call them direct for a complete list of programs. Aside from Dish Network there is Direct TV which has a full range of HD programming if you are willing to switch to sattelite.

DIRECTV - The DIRECTV HD Package

Each week we list the upcoming sports events in HD across the country and the networks for each. Check here for more information