Tag: AT&T

Unlock SIM for International Travel

If you travel internationally, it’s nice to be able to put in a local-country SIM card for Internet and calls. This is far cheaper than International Roaming. AT&T won’t do it I just confirmed with AT&T that they changed their policy. They no longer unlock the SIM card on iPhones, even for customers in good
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iPhone Special Diagnostic Codes

Thanks to AppleGuy Tom for providing these codes which work on most US AT&T phones and have been tested on the iPhone. Simply type these codes as if you are calling them. *3001#12345#* -Displays the Field Test Mode, network, cell, GPRS, call, and version information. This picture shows the information from one of my cell
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Boost Your Cell Phone Coverage

Cell Phone Boost That Works You might have seen stickers that you put on the back of your phone. They supposedly improve coverage, but they work just about as well as hope. This is better than that. It’s the zBoost Cell Phone Signal Booster. The zBoost Signal Booster is equipment that you need to install
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iPhone 3G corporate discounts?

We’ve been researching the possibility of corporate and AAA discounts with the new iPhone 3G. Because the iPhone 3G does not have a profit sharing arrangement between AT&T and Apple like the original iPhone did, it should be treated as other phones offered by AT&T. And there are online reports backing up claims that AT&T
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