Argentina ENACOM(Ente Nacional de Comunicaciones) published Resolución 2199/2021 that consider following frequency ranges for their 5G implementation:
1500 MHz (1427 MHz -1518 MHz)
AWS-3 (1770 MHz-1780 MHz asymmetric paired with 2170 MHz-2200 MHz)
2300 MHz (2300 MHz – 2400 MHz)
3500 MHz (3300 MHz – 3600 MHz)
26 GHz (24.25 GHz – 27.50 GHz)
38 GHz (37.0 GHz – 43.5 GHz)