Greetings, thank you for taking the opportunity to ask us your question about the Samsung Galaxy S26. Yes, the advertised unlocked Galaxy S26 is compatible with T-Mobile as well as AT&T, Boost Mobile, Cricket, Google Fi, H2O Wireless, Mint Mobile, Sprint, Ultra Mobile, US Cellular, Verizon, and Visible. If you have additional questions for u or if you would like any further assistance, do not hesitate to reach out to Support. Thank you for being a steadfast Samsung customer. - Debra