CN to report, review second-quarter 2009 financial results on July 20, 2009

MONTREAL, July 17, 2009 — CN (TSX: CNR) (NYSE: CNI) will issue its second-quarter 2009 financial and operating results on Monday, July 20, 2009, shortly after 4 p.m. Eastern time (ET). CN's senior officers will review the results and the railway's outlook that afternoon in a 4.30 p.m. ET conference call/webcast.

Parties interested in participating in, or listening to, the presentation and following question-and-answer period by telephone should dial 1-866-542-4239 or 416-641-6114 by 4.20 p.m. ET July 20.

E. Hunter Harrison, president and chief executive officer of CN, will lead the conference call. He will be joined on the call by Claude Mongeau, executive vice-president, and James Foote, executive vice-president, Sales and Marketing.

CN will webcast the presentation live and furnish slides supporting the officers' remarks via the Investors section of its website, www.cn.ca/investors. The slides will be posted shortly after 4 p.m. ET July 20. A webcast replay will be available shortly after the call ends.