Yes, absolutely ( I've tested ) : if your phone is VOLTE certified by Fizz , see the current list : https://fizz.ca/en/faq/compatible-devices
i cannot test since I have unlimited calls
but yes you must be able to use it without any problem since I used in USA
the only thing you need to have a phone that is certified by Fizz for VoLTE
If you're using funds in your wallet to make and receive phone calls with Fizz and wondering about VoLTE (Voice over LTE) access, it's important to understand how VoLTE typically works with mobile service providers.
VoLTE allows you to make voice calls over the LTE network instead of the traditional voice networks. This technology generally provides higher quality voice calls and faster call setup times. However, access to VoLTE depends on a few factors: