Verizon, AT&T, T-Mobile, US Cellular, Dish (Boost) network bands Below, we have given you a quick chart that shows each of the four major US carriers (Verizon, AT&T, T-Mobile, US Cellular ...

and bands are either being sold off or transferred to T-Mobile. So this is all very informative, but what does it mean for you? Well, GSM and CDM don’t play well together. In fact, they don’t ...

Quad-band usually refers to a phone using GSM technology. A quad-band GSM phone is one that can be used for basic service almost anywhere in the world. That's because most countries have at least ...

A proposal that current GSM guard bands be used in licence-exempt, short range, low power applications will lead to problems later when the spectrum has to be given over to 3G mobile use, according to ...

The hardware of both phones appears to support AT&T’s 850 and 1900 GSM bands, but their may be firmware that is restricting access to them. While I can’t imagine too many people would be ...