Dang, you guys were making good time (it took me almost 12 hours to make the MR my first time.
Steve, I also have Verizon, I can get cell service and 3G any place in the Eastern Sierra with a good clear view of Owens Valley (trail crest, Whitney, Muir, Split, the bluffs above UBL, Near Shepherds Pass, Williamson summit, etc.)