The Samsung Galaxy S III is currently being enjoyed by customers on each of the four national networks in the United States, but what about the regionals? US Cellular, the first of the smaller folks to announce that it's carrying the flagship, confirmed to us today that the 16GB version of the device will be available online beginning tomorrow and should get stocked on retail shelves by the end of the week. The 32GB model is coming, but no exact dates have been anno