Roaming services including mobile data are supported in Turkey.
But you need an active membership plan and cash credit on your account to pay for services.
See here:
However, lots of people continue to experience problems with roaming services in lots of countries/regions.
As such, the usual advice applies...
For roaming issues the usual advice applies:
If your SIM predates January 2023 then a replacement may mitigate or eliminate roaming problems:
It may be worthwhile reviewing these two threads in case any of the suggestions help to avoid roaming problems:
If you have returned to Ireland from roaming abroad and are having problems using the 48 network/calls/texts/mobile data then see this key post, in particular the section titled "Returned Home?":
If you still have problems then you'll probably need to contact 48 support for further assistance.
