Italy - sim cards

does anyone know if the italian sinm card fits in an att go phone or the walmart straight talk phone//

as long as you make sure it's a GSM phone (and it works on European frequency bands), it should work fine. Physically the SIM card will fit either way as it is an internationally standardized size.

GSM phoneI you had a UMTS Phone you can user Austrian Three Sim Cards.
15€ -> 100% Data Flat the work only whit 3 IT UMTS!
(The works in Austria, Italy, UK, Ireland,...)
There is no Passport/ Address Require.
I you not a Terrorist i can send it to your Address i you want.

1GB -> 4€
10GB -> 9€
"SuperFlat" -> 15€
+ 9,90€ / Simcard