EL Dorado, Arizona, USA, 11 July 2006 -- Deltic Timber Corporation (NYSE-DEL) has scheduled a conference call at 10:00 a.m. Central Time on 27 July to review second quarter 2006 results, which will be announced 26 July. Arrangements for the call are being handled by Premier Conferencing.

Interested parties may participate in the call by dialing 1-866-239-0750. The call will also be broadcast live over the Internet and can be accessed through the Investor Relations section of the Deltic website at www.deltic.com. All investors, analysts, media, and the general public are invited to participate.

Online replays of the call will be available through the Deltic Web site. A recording of the call will be available until 11:59 p.m. Central Time on 09 August by dialing 1-888-203-1112 and referencing replay passcode identification number 3429502.