Yeah u dont need codice fiscale for activation of a Sim Card, u can use ur passaport with no problem at all, if i can suggest u go on Wind, and ask of the offert Noi Tutti International u got like 240 minutes free for call in USA any landline and cell phones, the option it will cost u only 19 euros thats all, i got it for be in touch wid friends in USA and its very good believe me. wish this can help u
