@Mark1977
If you have upgraded, you use your old sim, or do a sim swap to use the new one Guide: Sim Swap: a mini guide 2017 update
If you are porting in from another network it is 48 hours https://www.o2.co.uk/help/device-and-sim-support/how-to-keep-your-mobile-number
I have no affiliation whatsoever with O2 or any subsidiary companies. Comments posted are entirely of my own opinion. This is not Customer Service so we are unable to help with account specific issues.
Please select the post that helped you best and mark as the solution. This helps other members in resolving their issues faster. Thank you.
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