Hello Enrique, thanks for reaching out to us with your question about the Samsung Galaxy S24 Ultra. The advertised unlocked U.S. version is compatible with the following U.S. wireless carriers: AT&T, Boost Mobile, Cricket, H2O Wireless, Metro by T-Mobile, Mint Mobile, Simple Mobile, Sprint, T-Mobile, Ultra Mobile, US Cellular, Verizon, Google Fi, and Visible. This device works well on the following networks: 2G GSM - GSM 850, GSM 900, DCS 1800, PCS 1900; 3G UMTS - B1 (2100), B2 (1900), B4 (AWS), B5 (850), B8 (900); 4G FDD LTE - B1 (2100), B2 (1900), B3 (1800), B4 (AWS), B5 (850), B7 (2600), B8 (900), B12 (700), B13 (700), B14 (700), B18 (800), B19 (800), B20 (800), B25 (1900), B26 (850), B28 (700), B29 (700), B30 (2300), B66 (AWS-3), B71 (600); 4G TDD LTE - B38 (2600), B39 (1900), B40 (2300), B41 (2500), B48 (3600); 5G FDD Sub6 - N1 (2100), N7 (2600), N25 (1900), N28 (700), N66 (AWS-3), N71 (600); 5G TDD Sub6 - N41 (2500), N78 (3500); and 5G TDD mmWave - N257 (28GHz), N258 (26GHz), N260 (39GHz), N261 (28GHz). If you have additional questions, please feel free to reach out to Support. Thanks for being a faithful Samsung customer. - Debra