Qwest Corp. NT (CTBB) 10-Q 2013 Q3 Quarterly report

Exhibit 12

QWEST CORPORATION

CALCULATION OF RATIO OF EARNINGS TO FIXED CHARGES

(UNAUDITED)

	Successor							Predecessor
	Nine Months Ended   September 30,			Year Ended December 31,		Nine Months Ended December 31,		Three Months Ended March 31,		Years Ended December 31,
	2013			2012		2011		2011		2010		2009
Income before income tax expense	$	1,188		1,391		892		490		1,873		1,921
Add: estimated fixed charges	416			513		342		171		689		705
Add: estimated amortization of capitalized interest	6			9		7		2		10		11
Less: interest capitalized	(12		)	(18	)	(5	)	(3	)	(12	)	(10	)
Total earnings available for fixed charges	$	1,598		1,895		1,236		660		2,560		2,627
Estimate of interest factor on rentals	20			28		38		18		62		63
Interest expense, including amortization of premiums, discounts and debt issuance costs	384			467		299		150		615		632
Interest capitalized	12			18		5		3		12		10
Total fixed charges	$	416		513		342		171		689		705
Ratio of earnings to fixed charges	3.8			3.7		3.6		3.9		3.7		3.7