I am in Hungary and I couldn't use the internet. I tried everthing that I read on this website, sent a massage (150 - roaming / help) and tried to call. Nothing! Tomorrow I am going to Prague. Please, I really need a solution.
Log into your on line account and then Menu - Manage Device - make sure you have activated roaming and international calls. Or From the MyEE app Current Usage - Controls - activate use phone abroad and make international and premium calls
To contact EE Customer Services dial 150 From your EE mobile or 07953 966 250 from any other phone.
EE standard opening hours are 8am to 9pm weekday, 8am to 8pm on weekends.