LAKE FOREST, Ill.--(BUSINESS WIRE)--Nov. 20, 2007--Packaging Corporation of America's (NYSE:PKG) Chairman and Chief Executive Officer, Paul T. Stecko, will speak at the 2007 Citi Basic Materials Symposium in New York City on Tuesday, December 4, 2007 at 9:25am Eastern time.

Interested parties may access the live presentation and Q & A by visiting the Investor Relations section of PCA's website at: www.packagingcorp.com or by going to: www.veracast.com/webcasts/citigroup/basicmaterials07/14103372.cfm. Please go to the PCA website 15 minutes prior to the start of the presentation to download and install any necessary software. The presentation slides will be posted on the company website for viewing shortly before the conference begins. The replay of the presentation will be available starting one hour after the presentation concludes and will remain accessible until January 4, 2008.

PCA is the sixth largest producer of containerboard and corrugated packaging products in the United States with sales of $2.2 billion in 2006. PCA operates four paper mills and 67 corrugated product plants in 26 states across the country.

CONTACT: Packaging Corporation of America
Barbara Sessions
INVESTOR RELATIONS: (877) 454-2509
PCA's Website: www.packagingcorp.com

SOURCE: Packaging Corporation of America