This maybe be because it is blacklisted or reported stolen. This is more likely is it is second hand. If that does not work you can call your provider on a phone that works. If you have recently updated your plan you can check. You can check if it is blacklisted by calling your provider and give them the details they ask for.
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=== Update (02/25/2023) ===
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It is possible that the issue with your phone is related to a hardware problem, especially if a factory reset did not resolve the issue. Since you have already tried basic troubleshooting steps like restarting and removing/reinserting the SIM card, it may be best to take your phone to a professional technician for a diagnostic assessment.
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It's also worth noting that if your phone is an older model, it may no longer be compatible with the latest operating system updates, which could potentially cause issues with connectivity and audio playback. In this case, you may need to consider upgrading to a newer device.
This maybe be because it is blacklisted or reported stolen. This is more likely is it is second hand. If that does not work you can call your provider on a phone that works. If you have recently updated your plan you can check. You can check if it is blacklisted by calling your provider and give them the details they ask for.