Hello Cindy, thanks for reaching out with your question about the Samsung Galaxy A16 5G. The advertised unlocked Galaxy A16 5G is the U.S. version of this device. It is compatible with the following U.S. carriers: AT&T, Boost Mobile, Cricket, Google Fi, H2O Wireless, Metro by T-Mobile, Mint Mobile, Sprint, T-Mobile, Ting Mobile, Ultra Mobile, US Cellular, and Verizon. It works well with the following networks: 2G GSM - GSM850, GSM900, DCS1800, PCS1900; 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), B12(700), B13(700), B14(700), B20(800), B25(1900), B26(850), B28(700), B29(700), B30(2300), B66(AWS-3); 4G TDD LTE - B38(2600), B39(1900), B40(2300), B41(2500), B48(3600); 5G FDD Sub6 - N2(1900), N5(850), N30(2300), N66(AWS-3); 5G TDD mmWave - N41(2500), N77(3700), N78(3500). Please feel free to reach out to Support at your earliest convenience if you would like any further assistance. Thanks for being a staunch Samsung customer. - Debra