Talk:All countries/@comment-193.66.202.18-20190327064929/@comment-24682153-20190403165550

Well, let's stick with European providers:

from Spain: Simyo, Digimovil, Orange

from Czech Republic: almost any operator

from Portugal: MEO, NOS

from the UK: Three, o2

from Estonia: all operators

from Sweden: Telenor, Telia

and internationally for instance from China: all three major operators: China Telecom, Unicom and Mobile