If you still happen to be struggling with the DTV change...
You can do some simple station lookup here:
Lots of fun yesterday around here when some stations had their temporary DTV and new permanent DTV channels broadcasting at the same time.
On our converter box (Digital Stream) in the Menu->Channel Edit area you can see both the station ID and RF channel info.
Huge boondoggle in my opinion, but they didn't ask me about it. Too busy counting up all the money bid for the vacated frequencies...