They can be ordered from Samsung’s US website. Carriers available are Verizon, AT&T, T-Mobile, Sprint and US Cellular, or you can have your Note 9 unlocked. Phone’s price will be cut by $150 up to $450 if you decide to trade in your older phone when buying. Trade-in offer includes phones made by Google, LG, Apple and of course Samsung. The newer the phone traded in, the bigger the cut.