O2.ie is currently unavailable

O2 website is currently undergoing scheduled maintenance and We are performing system upgrades between 03:00 AM on Wednesday, April 23rd till 04:00 AM. We apologise for any inconvenience this may cause and thank you for your patience.

Other ways that you can self serve while o2.ie is unavailable are outlined below...

What do you need to do? Some ways we can still help
I'm a bill pay customer
I want to check my bill usage or get my current balance Bill customers can just press *111# and the call button on your handset to show how many units you've used, or *101# and the call button for your unbilled amount.
I want to pay a bill Why not use our freephone number 1909 (1850 601909 from a landline) and choose option 1
I need to check whether I am due an upgrade Dial 1909 and follow options 2 and then 4 for this
Where can I request a PUK code It's 1909 and follow options 2 , 2 and 2 again
I'm a prepay customer (Mobile or Broadband)
I want to get my prepay balance Prepay customers can check out your balance using *100# and the call button.
I need to buy top up or apply a top up voucher to my account Any of our stores will help, or simply dial 1749 (1850 923779 from a landline) for a credit card top up or 1741 (1850 601741 from a landline) to use your voucher.
Where can I request a PUK code Dial 1747 (1850 601747 from a landline) and follow Options 3, 2 and 2 again

We sincerely apologise for any inconvenience and thank you for your patience.