Lost comm can be a little overwhelming, but it does happen. Any stories out there? This podcast specifically addresses Class D, but there are other situations that come up and some of them, it might not be so obvious what to do.
Our local Class C airspace, as per conversation with the tower control, has lost comm procedures to accommodate local landings. This is something that local pilots/instructors know. If you frequent an area, it is worth talking to the local pilots and find out procedures regarding that or anything else specific to an airport. (of course with a grain of salt