EXHIBIT 99.2 NOTICE OF GUARANTEED DELIVERY FOR TENDER OF ALL OUTSTANDING $535,000,000 10 3/4% SENIOR NOTES DUE AUGUST 1, 2008 IN EXCHANGE FOR NEW $535,000,000 10 3/4% SENIOR EXCHANGE NOTES DUE AUGUST 1, 2008 OF UNITED STATES STEEL Registered holders of outstanding 10 3/4% Senior Notes due August 1, 2008 (the "Outstanding Notes") who wish to tender their Outstanding Notes in exchange for a like principal amount of new 10 3/4% Senior Exchange Notes due August 1, 2008 (the "Exchange Notes") and whose Outstanding Notes are not immediately available or who cannot deliver their Outstanding Notes and Letter of Transmittal (and any other documents required by the Letter of Transmittal) to The Bank of New York (the "Exchange Agent") prior to the Expiration Date, may use this Notice of Guaranteed Delivery or one substantially equivalent hereto. This Notice of Guaranteed Delivery may be delivered by hand or sent by facsimile transmission (receipt confirmed by telephone and an original delivered by guaranteed overnight courier) or mail to the Exchange Agent. See "The Exchange Offer--Procedures for Tendering" in the Prospectus. THE EXCHANGE AGENT FOR THE EXCHANGE OFFER IS: THE BANK OF NEW YORK FOR DELIVERY BY REGISTERED OR FOR OVERNIGHT DELIVERY ONLY: CERTIFIED Bank of New York MAIL: Corporate Trust Department Bank of New York Reorganization Unit Corporate Trust Department 15 Broad Street-16th Floor Reorganization Unit New York, N.Y. 10007 15 Broad Street-16th Floor Attn: Mr. Bernard Arsenec New York, N.Y. 10007 Attn: Mr. Bernard Arsenec BY HAND: BY FACSIMILE TRANSMISSION Bank of New York (FOR ELIGIBLE INSTITUTIONS ONLY): Corporate Trust Department (212) 235-2261 Reorganization Unit CONFIRM FACSIMILE BY TELEPHONE ONLY: 15 Broad Street-16th Floor (212) 235-2356 New York, N.Y. 10007 Attn: Mr. Bernard Arsenec DELIVERY OF THIS NOTICE OF GUARANTEED DELIVERY TO AN ADDRESS OTHER THAN AS SET FORTH ABOVE OR TRANSMISSION VIA A FACSIMILE TRANSMISSION TO A NUMBER OTHER THAN AS SET FORTH ABOVE WILL NOT CONSTITUTE A VALID DELIVERY. This Notice of Guaranteed Delivery is not to be used to guarantee signatures. If a signature on a Letter of Transmittal is required to be guaranteed by an eligible institution (as defined in the Prospectus), such signature guarantee must appear in the applicable space provided on the Letter of Transmittal for Guarantee of Signatures. Ladies and Gentlemen: The undersigned hereby tenders the principal amount of Outstanding Notes indicated below, upon the terms and subject to the conditions contained in the Prospectus dated , 2002 of United States Steel Corporation (the "Prospectus"), receipt of which is hereby acknowledged. DESCRIPTION OF OUTSTANDING NOTES TENDERED