| | Re: Will any "unlocked" GSM phone work with my old AT&T blue sim card?
AT&T SIM will not work with a Cingular locked phone.
"Michael Paris" <firstname.lastname@example.org> wrote in message
> If it is quad band it would work for sure, tri-band it should work, but
> depending if locally the 1900 frequency is supported by your carrier.
> Nokia and I think Sony-E have options on their websites to sms your phone
> to set it up for Cingular, I bought a Nokia 6270 sometime ago, Nokia via
> SMS set it up for medianet and works fine. Cingular via customer support
> over the phone talked me through setting up the local voice mail number.
> I am not sure if an old AT&T sim will work in a new Cingular locked phone,
> so buying one under a non-contract price may not be an option, but it's
> something to look into.