Instructions for calling from the UK to international locations requires special calling codes that allow you to connect to countries outside of the United Kingdom.
Calling out to Ireland
Here are the instructions on how to call the country of Canada from the United Kingdom.
To call Ireland, dial 00353 and then enter the phone number of the person or location you’re trying to reach. If the phone number is displayed with a leading +353 omit the 353 and replace it with the UK international dialing code of 00. For example:
Phone Number in Ireland
Dialed from the United Kingdom
+353 xxx xxxxx
00 xxx xxxxx
00 187 25255
How to call the UK from Ireland
To call a landline or mobile phone in the United Kingdon from Ireland, dial 00 44, then dial the UK phone number, minus the leading zero. For example: