There are 3 ways to activate your Three mobile top up code:
A Three top up is adding credit to your Three Ireland mobile account so you can make calls, send messages, and use mobile data services. Top up now in just a few seconds and stay connected with no worries!
There are two ways to check your current Three mobile balance:
Your Three call credit will expire 6 months after the last top up.
Top up your Three mobile abroad in these 3 simple steps:
Simply head over to the Three contact page.