Talk:European Union/@comment-94.99.71.64-20180424174656

i will vist three europ country next week i will visit   Germany, Austria and Switzerland. i need a SIM that works in all three countries with voice call and data. i will arrive at Germany first, can you recommend any sim that i can buy from the Airport upon arrival? by the way i'm not from europ so can i benifit from room like at home ?