Mr. Patrick Waldron reports

CN TO REPORT SECOND-QUARTER 2018 FINANCIAL AND OPERATING RESULTS ON JULY 24, 2018

Canadian National Railway Company will release its second quarter 2018 financial and operating results on July 24, 2018, at 4:01 p.m. ET.

CN's senior officers will review the results and the railway's outlook in a webcast/conference call starting at 4:30 p.m. ET on July 24. J.J. Ruest, CN's interim president and chief executive officer, will lead the call.

Parties wishing to participate in or listen to the second quarter 2018 presentation and question-and-answer period by telephone should call 800-355-4959 or 416-641-6122 by 4:20 p.m. ET on July 24.

CN will webcast the presentation live and furnish slides supporting the officers' remarks via the investors section of its website. The slides will be posted on the website after the close of markets on July 24. A webcast replay will be available after the call ends.

About Canadian National Railway Company

CN is a true backbone of the economy whose team of approximately 25,000 railroaders transport more than $250-billion worth of goods annually for a wide range of business sectors, ranging from resource products to manufactured products to consumer goods, across a rail network of approximately 20,000 route miles spanning Canada and mid-America.