Media Advisory: TransCanada Third Quarter 2009 Teleconference and Webcast Advisory

CALGARY, ALBERTA--(Marketwire - Oct. 22, 2009) - TransCanada Corporation (TSX:TRP) (NYSE:TRP) (TransCanada) will hold a teleconference and webcast on Wednesday, November 4, 2009 to discuss its 2009 third quarter financial results.

Hal Kvisle, TransCanada president and chief executive officer and Greg Lohnes, executive vice-president and chief financial officer, along with other members of the TransCanada executive leadership team, will discuss financial results and company developments, including progress on its $22 billion capital program. The call will then be opened up for questions from analysts, members of the media and other interested parties.

Event:
TransCanada third quarter 2009 financial results teleconference and webcast

Date:
Wednesday, November 4, 2009

Time:
9 a.m. mountain standard time (MST) / 11 a.m. eastern standard time (EST)

How:
To participate in the teleconference, please call (800) 769-8320 or (416) 695-6622 (Toronto area). Please dial in 10 minutes prior to the start of the call. No pass code is required. A live webcast of the teleconference will also be available on TransCanada's website (www.transcanada.com).

A replay of the teleconference will be available two hours after the conclusion of the call until midnight (EST) November 11, 2009. Please call (800) 408-3053 or (416) 695-5800 (Toronto area) and enter pass code 1281126#. The webcast will be archived and available for replay on www.transcanada.com.

With more than 50 years' experience, TransCanada is a leader in the responsible development and reliable operation of North American energy infrastructure including natural gas pipelines, power generation, gas storage facilities, and projects related to oil pipelines. TransCanada's network of wholly owned pipelines extends more than 59,000 kilometres (36,500 miles), tapping into virtually all major gas supply basins in North America. TransCanada is one of the continent's largest providers of gas storage and related services with approximately 370 billion cubic feet of storage capacity. A growing independent power producer, TransCanada owns, or has interests in, over 10,900 megawatts of power generation in Canada and the United States. TransCanada's common shares trade on the Toronto and New York stock exchanges under the symbol TRP.

TransCanada
Media Inquiries:
Cecily Dobson/Terry Cunha
(403) 920-7859 or (800) 608-7859
or
Investor & Analyst Inquiries:
David Moneta/Myles Dougan/Terry Hook
(403) 920-7911 or (800) 361-6522
www.transcanada.com