Hypothetically, what are the practical results of completely cloning a GSM phone-- not just the SIM card, but also the radio fingerprint and any other method used to differentiate two mobile devices? [more inside]
posted by shakespeherian on Oct 24, 2012 - 5 answers

Help me decide whether to buy a Nexus One. Unusual questions about switching service providers, SIMs, and international options inside. [more inside]
posted by Vorteks on Mar 25, 2010 - 22 answers

Is there anywhere in Chicago where I can buy a SIM card for France today? [more inside]
posted by j-dawg on Feb 29, 2008 - 6 answers

My sister is in Italy - and is trying to use an italian (Wind) SIM card in her American cingular GSM phone. It's asking her for a PAC and PIN number - which she doesn't know. What does she do? [more inside]
posted by kickingtheground on Jan 12, 2007 - 6 answers

(where) can I purchase a GSM sim card at JFK or LGA airport? [more inside]
posted by mule on Jun 5, 2006 - 5 answers