News Analysis: T-Mobile may be the fourth-largest national carrier, but there are other GSM carriers out there including national carriers that offer GSM-capable phones.

Apple's recently announced iPhone 4S is now available for preorder on AT&T, Sprint, and Verizon. The device will be publicly available beginning next Friday, October 14. Apple will also offer an ...

Adding a major GSM carrier provides extended cellular coverage to its customers. While Republic Wireless did not state which carrier it partnered with, it has to be either AT&T or T-Mobile.

For U.S. cell phone customers, AT&T and T–Mobile are GSM carriers, while Verizon, Sprint, and US Cellular are CDMA, taking into account updates in carrier policies and plans to close off networks.

With the onset of New Year eve, the overall telecom industry outlook seems to be recuperating. This is however, acknowledged by many analysts. Thanks to much-awaited policy and regulatory clarity.

Don Reisinger took a look at what's going on with the iPhone lately and believes it will be open to all carriers this year. But with a five-year exclusivity agreement breathing down his neck, will ...

If you try to insert a SIM card from a U.S. GSM carrier into an iPhone that was purchased from AT&T, Sprint, or Verizon, this or a similar message will be displayed and the use of the SIM is ...

As Global System for Mobile Communications (GSM) networks are rolled out across the U.S., the demand will grow for related receivers and measurement systems. Luckily, some companies are already ...

The mobile world is one step closer to adopting a single standard for voice over Long Term Evolution (LTE) technology now that the GSM Association has adopted the carrier-sponsored 'One Voice ...

[ Editor's Note: Member pltaylor has been doing some awesome work in the forums helping out new Storm owners, so we thought we'd let him bring some of that goodness to the blogs. Big thanks pltaylor!

The Nokia 2 for GSM carriers in the US market will apparently be available soon; the page for it is already up on Amazon, you just can’t buy it yet. The phone is listed as being available for ...