Verizon Communications Inc.

The two wireless service providers are on opposite ends of the spectrum according to JD Power and Associates recent study.

Robert W. Baird said it have complied a brief recap of the initial fourth quarter big-cap wireless winners and losers. In the Smartphones division, the winners are Apple and HTC on strong results and guidance, while the losers are Nokia and Motorola Mobility.

The top after-market NASDAQ stock market gainers are: Terremark Worldwide, Oplink Communications, TeleNav, Coherent, SAVVIS, Lattice Semiconductor, Internap Network Services, ScanSource, Varian Semiconductor Equipment Associates, and Equinix.

In its fourth quarter earnings call, AT&T's CEO Randall Stephenson expressed doubt about the days ahead without the iPhone exclusivity that boosted subscriber growth.

Verizon's profits increased, revenues decreased and the company fell short of expectations ahead of its iPhone launch in February.

The companies that reported earnings before the markets open on Tuesday are: Verizon, Johnson & Johnson, 3M Co., EMC Corp., Corning, DuPont, Kimberly-Clark, Sherwin-Williams, Harley-Davidson and W.W. Grainger.

Stocks pushed modestly higher, buoyed by some better-than-expected earnings results from prominent companies like Alcoa Inc. (NYSE: AA).

The iPhone on Verizon's network will be a big win for Apple, as pent-up demand driven by users who were waiting for an alternative to AT&T drives sales of the iPhone 4.

A group of Verizon technicians is appealing a court decision that upheld the company's right to use global positioning system devices to track employees' whereabouts.

Auriga's previous valuation model had suggested that Sprint’s spectrum was worth $7 billion based on older auction sales of spectrum by the U.S. Government, while the updated model suggests a valuation closer to $9 billion.

AT&T Inc. (T) said it is expanding its Wi-Fi access in New York around Times Square and introducing it in San Francisco, near the waterfront.

The three companies are starting a joint venture, Isis, in order to build a national commerce network that will utilize mobile phones to make point-of-sale purchases.

The wireless network provider says the new network will be 10 times faster than 3G.

Jefferies & Co. upgraded its rating of BlackBerry maker Research In Motion Ltd. (RIMM) to 'buy' from 'hold' and increased its price target to $80 from $55.

With Verizon set to roll out their 4G network, AT&T touts recent study proclaiming its network to be the best.

Amazon's Christmas bonanza includes Motorola Droid X, HTC Droid Incredible, Motorola Droid Pro, BlackBerry Bold which are up for grabs at $0.01 courtesy Verizon.

Verizon resurrects Microsoft's social network-focused phones Kin One and Kin Two from the crypt, christening them Kin ONEm and Kin TWOm in their new avatar.

Key carriers AT&T, Verizon and T-Mobile officially announced their partnership to create ISIS, a national mobile commerce platform, to make mobile wallet a reality.

Verizon has said it will not be Microsoft's Windows Phone 7's official carrier which is due to be launched this year.