For our customers in Ukraine or those contacting loved ones from Ireland, we're here to help in any way we can.
We have removed roaming charges anywhere in Ukraine, and charges associated with calls and texts from Ireland to Ukraine will be credited back to your account.
Source
https://mobile.twitter.com/ThreeIreland/status/1497255711977480195?ref_src=twsrc%5Etfw%7Ctwcamp%5Etw...