Activate your SIM
Activate your SIM by voucher
If you've bought a top-up voucher from a shop you can enter this on the next step.
Please make sure you have your UK address before you activate your SIM
Can't find your 6 digit activation code?
No worries. Simply enter the 13 digit SIM serial number (in some cases this may be 16 or 19 digits), which can be found on your SIM card right before 4Ggg4.
Need further help? Check out our help page.
You've made the right choice.
We're super chuffed you're joining giffgaff.
Let's get you connected
You'll be good to go in 2 quick steps. It's that simple.
- Register your account
- Save your payment details
Already a member?
Log in to your account
New to giffgaff?
Make life easy
We've set your plan to recur automatically next month.
- Give yourself one less thing to remember
- Change or cancel anytime. No worries
- No charge until your next plan starts on 25/08/17
Save your payment details
Don't worry. We'll text you three days before the start of your next plan as a reminder.
Your payment details
You can cancel your order within 14 days following the day of purchase for a refund. Please refer to our full return policy for more details.
Enter your voucher code
If you've obtained a top-up voucher for activation then please enter the code below along with some personal information.