News Release Details

LAKE FOREST, Ill., Oct 08, 2007 (BUSINESS WIRE) -- Packaging Corporation of America (NYSE: PKG), will hold a conference call on Thursday, October 18, 2007 at 10:00 a.m. (Eastern Time) to discuss third quarter 2007 results. Third quarter 2007 earnings will be released after the market closes on October 17, 2007.

For access to the conference call, please dial (866) 836-4700 (U.S. and Canada) or (703) 639-1416 (International) by 9:45 a.m. (Eastern Time). The conference call leader will be Paul Stecko.

A replay of the call will also be available from 1:00 p.m. (Eastern Time) on October 18, 2007 until 11:59 p.m. (Eastern Time) on November 2, 2007. To access the recording, please dial (888) 266-2081 (U.S. and Canada) or (703) 925-2533 (International). The passcode is 1152010.

This call will be webcast by CCBN and can be accessed at PCA's website at: www.packagingcorp.com.

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.

SOURCE: Packaging Corporation of America

Packaging Corporation of America
Barbara Sessions
Investor Relations: (877) 454-2509
PCA Web Site: www.packagingcorp.com