Hi
In my experience using a PAC Code to move a mobile number from one network to another can take 24 hours+ ,depending on how busy the network is.
Try turning your phone off and on.
Vodaphone Official help link
http://www.vodafone.co.uk/discover-vodafone/all-customer-benefits/keep-my-number/
Current Phone >
Samsung Galaxy s²³ Ultra 512gb Phantom Black.
