Talk:Austria/@comment-156.212.112.102-20180301095237/@comment-24682153-20180302080159

Yes. A1 B free will work in the Czech Republic. Be aware that a lower data allowance (called "EU cap" in the article) applies in CZ and A1 doesn't offer any 4G/LTE roaming on its prepaid SIM cards so far. So you will be limited to 2G and 3G only in CZ. For 4G/LTE roaming choose Drei instead.