Hey Owen, thanks for asking us your question about the Samsung Galaxy S25 Ultra. The advertised unlocked Galaxy S25 Ultra is the U.S. version of this device. It is compatible with the following U.S. wireless carriers: AT&T, Boost Mobile, Cricket, Google Fi, H2O Wireless, Mint Mobile, Sprint, T-Mobile, Ultra Mobile, US Cellular, and Verizon. Let us know if you have any other questions for us by contacting Support at your earliest convenience. Thank you for being a dedicated Samsung customer. - Debra