How to Activate an O2 Pay As You Go Sim

This tells you how to activate your o2 pay as you go sim.

Steps

  1. Image titled Activate an O2 Pay As You Go Sim Step 1
    1
    Insert your sim into your phone.
  2. Image titled Activate an O2 Pay As You Go Sim Step 2
    2
    If you have a new top up card, call 248 and follow instructions to link.
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  3. Image titled Activate an O2 Pay As You Go Sim Step 3
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    If you haven't, head to o2.co.uk/webtopup
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    Top up online or go to a topup point. Topup £10 or more.
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    Call 4444. Check your balance and hangup. Your first call or text verifies your call for incoming calls and texts.
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    Your sim is now activated.
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Community Q&A

  • Question
    How do I register my SIM card?
    Community Answer
    Community Answer
    You just put it in your phone, and then you go up to start the pack.
  • Question
    What can I do if I am unable to register a Pay As You Go O2 SIM card?
    Community Answer
    Community Answer
    You download PM3 and add B4 to access the SIM card. Then click WD2 in the top left corner.
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Things You'll Need

  • Internet Access (required if no topup card)
  • Topup card (required if no internet access)

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About This Article

wikiHow is a “wiki,” similar to Wikipedia, which means that many of our articles are co-written by multiple authors. To create this article, 12 people, some anonymous, worked to edit and improve it over time. This article has been viewed 100,583 times.
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Co-authors: 12
Updated: January 20, 2022
Views: 100,583
Categories: Telecommunications Service Providers
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