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Contact Us

Head Office

TransCanada Corporation

450 - 1 Street SW
Calgary, Alberta, Canada
T2P 5H1


 1.800.661.3805 (Toll-free within North America)


Call Before You Dig

To find out exact locations of pipelines and other utility installations:

In Canada

 Alberta  1.800.242.3447
 British Columbia  1.800.474.6886
 Manitoba  1.800.827.5094
 Saskatchewan  1.866.828.4888
 Ontario  1.800.400.2255
 Quebec  1.800.663.9228

In the United States

 All States  811
 National One Call Directory  1 800 by state