Packaging Corporation of America (NYSE: PKG), will hold a conference call on Tuesday, October 16, 2012 at 10:00 a.m. (Eastern Time) to discuss third quarter 2012 results. Third quarter 2012 earnings will be released after the market closes on October 15, 2012. For access to the conference call on October 16th, please dial (866) 814-1914 (U.S. and Canada) or (703) 639-1358 (International) by 9:45 a.m. (Eastern Time). The conference call leader will be Mark Kowlzan, Chief Executive Officer of PCA. A replay of the call will also be available from 1:00 p.m. (Eastern Time) on October 16, 2012 until 11:59 p.m. (Eastern Time) on October 30, 2012. To access the recording, please dial (888) 266-2081 (U.S. and Canada) or (703) 925-2533 (International). The passcode is 1593080. This call will also be webcast and can be accessed at PCA’s website at: www.packagingcorp.com. PCA is the fourth largest producer of containerboard and corrugated packaging products in the United States with sales of $2.6 billion in 2011. PCA operates four paper mills and 72 corrugated product plants in 26 states across the country.