3 ms·Well, assume your phone number is public knowledge.by eru 3mo agoWell, assume your phone number is public knowledge.inigyou 3mo agoYou can get more than one.eru 3mo agoSure. Assume the one that's attached to your payment is public.inigyou 3mo agoThreat modelling. France is unlikely to tell USA if two numbers are owned by the same person without a good reason.wolvoleo 3mo agoYou can get prepaid ones that you can top up with cash, in many countries you don't have to register them to your name.