Bad public service we receive from SARS

I had issues with SARS it’s two tax numbers attached to my profile since September 2022 going up and down try to get this issues resolve but nothing it’s happening when I phone about this issues they said they have send my query to the relevant department to delete or deactivated secondary tax number I don’t how long it’s gonna take for this matter to be resolved.can someone refer me to the relevant department as I’m struggling with this issue and looks like I’m not getting help