Greetings Sofia, thanks for asking us your question about the Samsung Galaxy S26 Ultra. The advertised unlocked Galaxy S26 Ultra is the U.S. version of this device which 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, Verizon, and Visible. If you would like any further assistance, please let us know by reaching out to Support. Thank you for being an integral part of the Samsung community. - Debra