1) is there a site or a way to know which carrier a cell phone number is calling me from (domestic AND international)? Not only will it help me know who's "in-calling" me (and who isn't), but I want to translate their number into an email and save the text msg charges.
2) I have a list (that I found here) of most of the carriers around the world and how to translate their numbers to email addresses. That said, if I have a friend who is on Movistar in Spain and it says:
what number I start with? If I am calling from a phone I would dial:
011 34 + 9 digits
If I was on a mobil or landline in Spain, I could either dial:
34 + 9 digits
Or just the 9 digits.
So, I'm trying to determine what to put in the "number" part of the