How to Activate Your New Giffgaff SIM Card Online at – Updated

Are you looking for the easy steps to activate your Giffgaff SIM card? In this guide, we will talk about the simplest way to activate your new Giffgaff SIM card online at

Giffgaff is a renowned UK mobile virtual network operator (MVNO) known for its affordable prices and flexible plans. Giffgaff offers no-contract, pay-as-you-go mobile plans. This means you’re not tied to a long-term contract and can change or cancel your plan anytime.

Giffgaff offers SIM-only plans, so it is a perfect choice for those who are on vacation to the UK or want to extend their trip to other parts of Europe.

If you have recently purchased a new Giffgaff SIM card, you must activate it at and add credit to your account using a credit/debit card or a top-up voucher. If you do not activate your SIM card, you cannot make calls, send texts, or use data.

giffgaff activate

Things You Will Need to Activate Giffgaff SIM Card

To activate your Giffgaff SIM card, you will need:

  • Your SIM card
  • A credit/debit card or a top-up voucher
  • An email address
  • Computer or mobile phone to access giffgaff activate URL
  • High-speed internet

Also, you will need a 6-digit activation code or 13-digit SIM serial number. Sometimes, you may find a 16 or 19-digit code on the back of your SIM card.

Once you have the above things handy, you can complete the following activation steps: – Activate Giffgaff SIM Card

Follow the steps below to activate your Giffgaff SIM card in 5 minutes:

  1. Insert the SIM Card:
    • Turn off your mobile phone.
    • Insert the Giffgaff SIM card into your phone’s SIM card slot.
  2. Power On Your Phone:
    • Turn on your mobile phone.
  3. Visit the Giffgaff Activation Website:
  4. Enter Your Activation Code:
    • Enter the 6-digit activation code or 13-digit SIM serial number from the back of the card.
    • After entering the code, click the Activate your SIM button.
  5. Sign Up
    • Now, enter your Email Address and Password to sign up.
  6. Top-Up Your Account
    • Depending on your needs and budget, you can select a monthly plan. (Note: If you wish to get the £5 extra credit, choose a monthly plan equal to or greater than £10.)
    • After selecting your plan, enter the payment details like your card number, name on the card, expiry details, and security code. (If you want to activate with a voucher, select voucher and enter the 16-digit voucher code.)
    • Next, enter your billing address, such as your First Name, Last Name, Country, and Postcode.
    • Click the Activate your SIM button.
  7. Confirm and Complete Activation:
    • If the details are correct, you will see a message: “Hurrah, welcome aboard. Your SIM has been activated, and we have just sent you a confirmation email.”
  8. Restart Your Phone:
    • Once your Giffgaff SIM card is activated, restart your mobile phone.
    • After the restart, test your phone’s services, such as making calls, sending texts, and using mobile data, to ensure they work correctly with your Giffgaff SIM.

Now that the SIM card is ready, you can access your Giffgaff dashboard to ensure the monthly plan is activated.

Why Should You Choose Giffgaff SIM Card?

There are many reasons why you should choose a GiffGaff SIM card. Here are a few of the most important ones:

  • Affordability: GiffGaff is known for its affordable SIM-only plans. You can get a goodybag (their term for a SIM-only plan) with 10GB of data, unlimited texts, and minutes for just £10 per month.
  • Flexibility: GiffGaff’s goodybags are flexible, so you can change your plan each month or cancel anytime.
  • Good coverage: GiffGaff uses the O2 network, which has good coverage across the UK. You can also use your GiffGaff SIM in the EU and selected destinations at no extra cost.
  • Community: GiffGaff has a friendly and helpful community of users. You can get help and advice from other users on the GiffGaff forum or social media.

Overall, GiffGaff is an excellent option if you are looking for an affordable, flexible, and reliable SIM-only plan.

Frequently Asked Questions

Is it mandatory to activate my newly received Giffgaff SIM card?

Yes, you must activate the new SIM card to start using it. To activate the Giffgaff SIM card, visit and follow the on-screen prompts.

Where should I find the activation code?

You can find the activation code on the back of the plastic holding the card.

What should I do if I can’t find the activation code?

If you can’t find the code, you should consider using the 13-digit SIM serial number (located on the back of your SIM card).

How long does it take to activate my GiffGaff SIM card?

It can take up to 24 hours for your SIM card to activate, but it is usually much quicker.

Do I need to top up my account before activation?

You don’t need to top up your account before activating your Giffgaff SIM card.

Can I keep my existing phone number when switching to Giffgaff?

Yes, you can keep your existing phone number when switching to Giffgaff. During the activation process, you’ll have the option to port your current number over to Giffgaff.

For any other queries related to Giffgaff SIM activation, leave them in the comment section below.

My name is Dan Smith, and I am a senior technical writer at Activate Guide. I have been covering the technology industry for over seven years, writing about streaming devices, TV channels, credit card activation, and many more.

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