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How do I keep my old number when changing from pay as you go to monthly?

Anonymous
Not applicable

I just got a simplicity sim from o2. I changed from pay as you go. They sent me the sim but it's a different number from my old pay as you go sim. Can I change the new sim's number back to my old one?

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MI5
Level 94: Supreme
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This is the correct form that you should use http://service.o2.co.uk/IQ/SRVS/CGI-BIN/WEBCGI.EXE?New,Kb=Companion,Ts=Webforms,T=PreToPost
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.

Currently using:
OnePlus 6 (O2 & Sfr), Z3 Tablet (Three UK), iPhone 8+ (EE)

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Anonymous
Not applicable
Hi yes just use this form here http://swapmysim.o2.co.uk/
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MI5
Level 94: Supreme
  • 126765 Posts
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  • 21740 Solutions
Registered:
This is the correct form that you should use http://service.o2.co.uk/IQ/SRVS/CGI-BIN/WEBCGI.EXE?New,Kb=Companion,Ts=Webforms,T=PreToPost
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.

Currently using:
OnePlus 6 (O2 & Sfr), Z3 Tablet (Three UK), iPhone 8+ (EE)
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adamtemp64
Level 66: Unequalled
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1 as per @MI5  answer

2 no the number on the other sim will be lost

3 full info here http://service.o2.co.uk/IQ/SRVS/CGI-BIN/WEBCGI.EXE?New,Kb=Companion,question=ref(User):str(Mobile),C...

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