Best phone tariff for UK and Euro long haul truckers

Surely O2 have some sort of International Tariff/Bolt on

LostSomeWhere:
Surely O2 have some sort of International Tariff/Bolt on

O2 charge 50p to connect then you can talk for up to an hour, so no good for 3 minute call…
If you are going to talk for 30 to 50 mins its ok but a few 2 or 3 minute phone calls soon mount up