Verizon Washington, DC Inc. EXHIBIT 12 COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES Three Months Ended (Dollars in Thousands) March 31, 2002 - --------------------------------------------------------------------------------------------------- Income before provision for income taxes and extraordinary item $ 37,822 Equity in income from affiliate (113) Dividends received from equity affiliate 3 Interest expense 4,000 Portion of rent expense representing interest 2,186 Amortization of capitalized interest 319 ------------------------- Earnings, as adjusted $ 44,217 ========================= Fixed charges: Interest expense $ 4,000 Portion of rent expense representing interest 2,186 Capitalized interest 240 ------------------------- Fixed Charges $ 6,426 ========================= Ratio of Earnings to Fixed Charges 6.88 =========================