Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Revenue	$ 2,056	$ 2,061	$ 4,107	$ 4,114
Costs and Expenses:
Network access costs	676	696	1,370	1,419
Network related expenses	339	363	677	719
Depreciation and amortization	310	288	611	576
Selling, general and administrative Expenses	357	364	713	734
Total Costs and Expenses	1,682	1,711	3,371	3,448
Operating Income	374	350	736	666
Other Income (Expense):
Interest income	1	0	2	1
Interest expense	(140)	(165)	(275)	(345)
Loss on modification and extinguishment of Debt	(40)	(163)	(40)	(163)
Other, net	(5)	(17)	(15)	(27)
Total Other Expense	(184)	(345)	(328)	(534)
Income Before Income Taxes	190	5	408	132
Income Tax Expense	(41)	(18)	(135)	(23)
Net Income (Loss)	$ 149	$ (13)	$ 273	$ 109
Basic Earnings (Loss) per Common Share
Net Income (Loss) Per Share	$ 0.42	$ (0.04)	$ 0.77	$ 0.31
Weighted-Average Shares Outstanding (in thousands)	357,924	354,471	357,355	350,693
Diluted Earnings per Common Share
Net Income Per Share	$ 0.41	$ (0.04)	$ 0.76	$ 0.31
Weighted-Average Shares Outstanding (in thousands)	360,867	354,471	360,415	354,325