Old number transferred

[JPB]

I waited for three days and my old mobile number has not yet been transferred to my new package 

[3Gcouk]

Hi

Just wonder if you have a PAC Code?

This page tells you all including how to get a PAC 

https://www.three.co.uk/support/switching 

[sc1999]

Call customer services on 333. I had trouble when I moved to 3 as the online system did not work.