Mobile phone provider Eir says its network is experiencing "intermittent mobile issues" with coverage.
Customers are affected when making calls in various locations nationwide.
The company said that data services are not affected.
They said the problem is under investigation, and they are hoping to resolve it soon.
We're currently experiencing intermittent mobile coverage issues which are affecting some customers making calls. Data services are not affected. For more information, please go to https://t.co/u1IVUwMiyf
— eir (@eir) September 12, 2018