Super Channel until July 2 - SD 217-220 / HD 1217-1220
I just set mine to full guide (nothing hidden) and the channels jump from 247 to 330 and 1276 to 1289.@Bell_MTS User I copied and pasted that info from the MTS free preview web page. I just double-checked the MTS channel list and they match.
Maybe those channels are hidden on your guide - see: