What this means for you

From March, Three and O2 will be coming together to create a stronger network, there are some changes to credit top up vouchers that you need to be aware of.

What customers need to know when topping up:

  • From March, any customer who was on the O2 network should now but a Three top up voucher
  • O2 logos will be removed from top up terminals in the coming weeks
  • Three top up vouchers have 16 digits instead of 12
  • Customers should now dial 144 to top up
  • three and O2From March, a new €25 top up will be available to purchase for all Three (and former O2) customers
  • If a customer has an old O2 voucher, they can still top up using this