Exhibit 12 U S WEST COMMUNICATIONS, Inc. RATIO OF EARNINGS TO FIXED CHARGES (Dollars in Millions) Quarter Ended 3/31/98 3/31/97 - - ------------------------------------------ -------- -------- Income before income taxes $ 607 $ 564 Interest expense (net of amounts capitalized) 91 96 Interest factor on rentals (1/3) 16 15 -------- -------- Earnings $ 714 $ 675 Interest expense $ 97 $ 103 Interest factor on rentals (1/3) 16 15 -------- -------- Fixed charges $ 113 $ 118 Ratio of earnings to fixed charges 6.32 5.72 - - ------------------------------------------ -------- --------