Top up instantly with your debit or credit card. You can top up friends and family too to keep everyone sharing!
The quickest way to top up. Download the My3 app now to top up, send credit to friends and family, and much more.
Text TOPUP, the amount you want and the last four numbers of your registered card to 50100 (eg TOPUP 20 1234).
Dial 1744 free from your Three number, add your credit or debit card and top up what you like. Saving your details for next time makes it even faster.
Are you an AIB customer? Use AIB online or telephone banking to top up straight from your bank account.
Are you an BOI customer? Use BOI online or telephone banking to top up straight from your bank account.
Visit My3 online and visit the voucher top up area to use your code.
Download the My3 app today and use your top up voucher in moments on your phone.
Call us free on 1744 and follow the simple steps to top up.
Prefer SMS? Text TOPUP + your voucher code to 50272
We’ll text your friend or family member asking them to call you! Text ‘Call Me’ followed by the mobile number you want to call you to 50100.