Hello PaulG, thank you for asking us your question about the Samsung Galaxy A16 5G. The advertised unlocked Galaxy A16 5G 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), B71(600); 4G TDD LTE - B38(2600), B39(1900), B40(2300), B41(2500), B48(3600); 5G FDD Sub6 - N2(1900), N5(850), N25(1900), N66(AWS-3), N71(600); 5G TDD mmWave - N41(2500), N77(3700), N78(3500). If you have any other questions for us, please feel free to contact Support. Thanks for being a valued Samsung customer. - Debra