Welcome to the Community!
This feature is usually driven by your Network Sim Card.
Thus it might be beneficial to speak with your Neywork provider so see if they support the function and if so provision it on your account and clarify any additional charges if relevant.
Current Phone ~
Samsung Note 20 Ultra 5G SM-N9860_256Gb SnapDragon 865+
Samsung One Ui 3.1/ Android 11.