Another of the US carriers have announced when the GALAXY S 4 pre-orders would be available. This latest is coming from US Cellular and they of course, join in alongside AT&T. While we still need details from several other carriers, these dates do appear to be lining up. US Cellular has announced April 16 as the day GALAXY S 4 pre-orders will be available. For those keeping track, that is the same date with AT&T.