LAKE FOREST, Ill.--(BUSINESS WIRE)--May 31, 2006--Packaging Corporation of America (NYSE:PKG) announced today that Paul T. Stecko, Chairman and Chief Executive Officer, will speak to the investment community at JP Morgan's 2006 Basics & Industrial Conference on June 5, 2006 at 1:30 pm eastern time.

Investors may access the live presentation and Q & A session that will follow by visiting the Investor Relations section of PCA's website at: www.packagingcorp.com or directly from JP Morgan's Web page which is: http://equityconferences.jpmorgan.com. Once on their webpage, select the conference name from the list, register, click on the "Live Webcast" link on the left and then click the presenting companies name. Please go to either website 15 minutes prior to the start of the presentation to download and install any necessary software. The presentation slides will be posted on PCA's website; JP Morgan's website is audio only.

PCA is the sixth largest producer of containerboard and corrugated packaging products in the United States with sales of $2.0 billion in 2005. PCA operates four paper mills and 69 corrugated product plants in 27 states across the country.