FRA Certification Helpline: (216) 694-0240

(CN issued the following on July 6, 2010.)

MONTREAL — CN will issue its second-quarter 2010 financial and operating results on July 22, 2010, 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 1-800-355-4959 or 416-641-6122 by 4.20 p.m. ET July 22.

Claude Mongeau, president and chief executive officer of CN, will lead the conference call.

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 just after 4 p.m. ET July 22. A webcast replay will be available shortly after the call ends.