When calling Ireland, dial +353 before the number and drop the zero from the prefix. For example, 01 123 4567 becomes +353 1 123 4567.
If you are making a call within the country you are holidaying in, simply dial the local number
If you are calling another country, dial + and the country code before the number you are dialling For example, if calling a UK number 0123 456 7890, it becomes +44 123 456 7890.
If sending a text message, please make sure that the number you are texting is entered and stored in international format e.g. +353891234567