When will my old number port across

[Snoopie]

Got new sim yesterday - just moved to O2 - gave the PAC number at registration .but still no update on when my number will port across and it’s causing havoc with contacts and I may need to cancel this contract if it doesn’t transfer today 

[Bambino · Accepted solution]

@Snoopie You need to speak to customer service.
Call 202 from your mobile or 0800 032 1402 from any phone or numbers here: Guide: Coronavirus Community Help and Support 
When it comes to the reason you are calling, stay silent for 15 seconds and you will be taken to the keypad options.
Press 2 for Everything Else
Press 5 for More Options
Press 7 for Anything Else which will put you though to someone.
Say 'Upgrade', 'Lost/Stolen', or 'Fraud' if the suggestion above doesn't get you through.
Best time to call is 8 am.