Phoning abroad from UK

SusanRo_1128366 That seems to indicate International Calls - please see Price Guide details of costs.

I GUESS you mean how to phone abroad from the UK, as you haven’t given much info to go on.

You need to buy an “out of plan” add on :

https://help.smarty.co.uk/en/articles/952834-using-your-phone-abroad-or-making-overseas-calls