your number is part of your user name so you will get no data until you can write it,and cdma ws 2.7 will not write user profiles and mms is data so without data your sol on mms.you will need a pay version of ws or other tool that will write user profiles to get it done.

also i am moving this post to the correct place,you posted it in the non-smartphone section..... optimus g is def a smartphone.please watch where you post in the future