on 29-03-2020 17:13
@Breony You would need to speak to customer service, which will not be easy at the moment. Best time to call is 8 am.
on 29-03-2020 17:15
Have you already ordered your upgrade?
If not, you can tick the box on the ordering page to get a new number rather than retaining your old number......
OnePlus 6 (O2 & Sfr), Z3 Tablet (Three UK), iPhone 8+ (EE)