Contact the business and say you want to cancel the contract because you're still in the cooling-off period. You'll probably need to give them details such as your account reference number - check any documents or emails you have from the company.
Go to your O2 account and select 'Membership and Subscriptions' Scroll down to 'Cancel Subscription'
If you've taken out a SIM Only contract in store, over the phone or online, you can change your mind within 14 days of receiving your order. If you do want to cancel your agreement, get in touch to let us know and we'll get it sorted.
O2 end of contract tariff options If you happen to be out of contract with O2 already, it will send you an annual reminder that you're still paying for an old tariff. In these notifications, O2 will offer you a selection of new plans that you could move onto once your fixed-term is finished.
Canceling a Cellular Service Plan To get out of a phone service contract, contact your plan's customer service. You can also try to sell your plan, contact a different carrier for help, or view your contract for loopholes.
Almost all providers require 30 days' notice if you wish to leave.
The best way to cancel your account at the end of contract is by a PAC or STAC code. If you want to keep the number on an alternative network, text for a PAC and submit the PAC to the network. If you don't want to keep the number get a STAC and submit the code to any other network and the contract will end.