This excerpt taken from the EOG 10-Q filed Apr 30, 2007.
SECTION 9. NOTICE.
Notices required or permitted to be given by either party pursuant to this Agreement shall be in writing and shall be deemed to have been given when delivered personally to the other party or when deposited with the United States Postal Service as certified or registered mail with postage prepaid and addressed:
(a) if to the Employee, at the Employee's address last shown on the Company's records, and
(b) if to the Company, at 1111 Bagby, Sky Lobby 2, Houston, Texas 77002, directed to the attention of the Company's Chairman of the Board,
or, in either case, to such other address as the party to whom such notice is to be given shall have specified by notice given to the other party.