TC PipeLines, LP (TCLP) President to Ring The NASDAQ Stock Market Opening Bell


ADVISORY, June 8, 2009 (GLOBE NEWSWIRE) --


 WHAT:
 Mark Zimmerman, President of TC PipeLines, LP (TCLP), will
 preside over the opening bell.

 Where:
 NASDAQ MarketSite - 4 Times Square - 43rd & Broadway - Broadcast Studio

 When:
 Tuesday, June 9, 2009 - 9:15 a.m. to 9:30 a.m. ET

 Contacts:
 Terry Hook
 Manager of IR
 (877) 290-2772
 investor_relations@tcpipelineslp.com

 NASDAQ MarketSite:
 Jolene Libretto; 646.441.5220; mobile - 347.219.9539
 Jolene.Libretto@Nasdaqomx.com

Feed Information:

The Opening Bell is available from 9:20 a.m. to 9:35 a.m. on Galaxy 19 C/15, downlink frequency 4000 vertical. The feed can also be found on Ascent fiber 1623. If you have any questions, please contact Jolene Libretto at (646) 441-5220.

Radio Feed:

An audio transmission of the Opening Bell is also available from 9:20 a.m. to 9:35 a.m. on uplink IA6 C band / transponder 24, downlink frequency 4180 horizontal. The feed can be found on Ascent fiber 1623 as well.

Webcast:

A live webcast of the NASDAQ Opening Bell will be available at: http://www.nasdaq.com/reference/marketsite_about.stm.

Photos:

To obtain a hi-resolution photograph of the Market Open, please go to http://www.nasdaq.com/reference/marketsite_events.stm and click on the market open of your choice.

About TC PipeLines, LP (TCLP):

TC PipeLines, LP is a United States growth-oriented Master Limited Partnership (MLP). It was formed by TransCanada PipeLines Limited to acquire, own and actively participate in the management of United States based natural gas pipelines and related assets. TC PipeLines, LP owns a 50 per cent interest in Northern Border Pipeline Company, which owns a 1,249-mile interstate pipeline system that transports natural gas from the Montana-Saskatchewan border to markets in the midwestern United States. It also owns or controls a 100 per cent interest in Tuscarora Gas Transmission Company, which owns a 240-mile interstate pipeline system that transports natural gas from Oregon, where it interconnects with TransCanada's Gas Transmission Northwest System, to northern Nevada. The third investment is a 46.45 per cent interest in Great Lakes Gas Transmission Limited Partnership, which owns a 2,115-mile interstate pipeline system that transports gas from Emerson on the Manitoba-Minnesota border to St. Clair on the Michigan-Ontario border.

Our general partner is TransCanada, one of the largest energy services companies in North America, and the largest in Canada. TransCanada is focused on natural gas transmission and power. TransCanada's network of approximately 36,500 miles of pipeline transports the majority of Western Canada's natural gas production to the fastest growing markets in Canada and the United States. TransCanada is the operator of all three of our pipeline systems.

Common units of TC PipeLines, LP are quoted on the Nasdaq Stock Market and trade under the symbol TCLP.

About NASDAQ OMX:

The NASDAQ OMX Group, Inc. is the world's largest exchange company. It delivers trading, exchange technology and public company services across six continents, with over 3,800 listed companies. NASDAQ OMX Group offers multiple capital raising solutions to companies around the globe, including its U.S. listings market; NASDAQ OMX Nordic, NASDAQ OMX Baltic, NASDAQ OMX First North; and the U.S. 144A sector. The company offers trading across multiple asset classes including equities, derivatives, debt, commodities, structured products and ETFs. NASDAQ OMX Group technology supports the operations of over 70 exchanges, clearing organizations and central securities depositories in more than 50 countries. NASDAQ OMX Nordic and NASDAQ OMX Baltic are not legal entities but describe the common offering from NASDAQ OMX Group exchanges in Helsinki, Copenhagen, Stockholm, Iceland, Tallinn, Riga, and Vilnius. For more information about NASDAQ OMX, visit http://www.nasdaqomx.com.

NDAQA