1998 Annual Report

Contents || Corporate Listings

Corporate Information

Common Stock Frontier's common stock is listed on the New York Stock Exchange under the symbol FTO. The quarterly high and low sales prices as reported on the New York Stock Exchange, rounded to the nearest one-sixteenth, are shown in the following table. Frontier has not paid dividends since 1982 and intends to continue following a policy of retain-ing funds for other purposes. The number of holders of record for Frontier Oil Corporation common stock as of February 23, 1999 was 1,692.

Registrars and Transfer Agents Common Stock Harris Trust and Savings Bank Chicago, Illinois 9 1/8% Senior Notes Chase Bank of Texas, N.A. Houston, Texas Auditors Arthur Andersen LLP Houston, Texas Availability of Form 10-K The Company's annual report on Form 10-K, which is filed with the Securities and Exchange Commission, is available upon request and may be obtained by writing: Mr. Larry E. Bell Frontier Oil Corporation 10000 Memorial Drive, Suite 600 Houston, Texas 77024-3411 www.frontieroil.com

Officers and Directors

Officers James R. Gibbs President and Chief Executive Officer Julie H. Edwards Senior Vice President - Finance and Chief Financial Officer S. Clark Johnson Senior Vice President - Refining Operations J. Currie Bechtol Vice President - General Counsel Gerald B. Faudel Vice President - Safety, Environment and Government Relations Jon D. Galvin Vice President - Controller

DOUGLAS Y. BECH JAMES R. GIBBS PAUL B. LOYD, JR. JAMES S. PALMER DEREK A. PRICE CARL W. SCHAFER

Highlights || Letter to Shareholders Operations Review || Financial Review Management's Discussion and Analysis Consolidated Financial Statements || Notes to Consolidated Financial Statements Report of Independent Public Accountants || Corporate Information