This is your answer right here. To be completely clear you need to message CS_agent directly. They usually answer back with 24 hours. Sorry for your negative experience.Good luck!
I had the same problem. I jumped the gun and put in the PM SIM in not realizing I had to text YES to the text that comes on your old SIM card to release your number to PM. If this is your case then you have to contact CS_Agent for them to reinitializ...