Well the call center is closed, so I went online...found the option to do it...decided to pay the $36 bs fee, and got this
We have received your request to change your wireless phone number.
We can't change your current wireless number at this time. Your existing wireless number and functions will remain active. Please review the error message and retry your number change at a later time.
There is no error message to follow. I will call in the morning....