Phone: 1.403.920.2000
Toll-free: 1.800.661.3805
Canada: 1.888.982.7222
United States: 1.800.447.8066
Portland Natural Gas Transmission System(PNGTS): 1.800.830.9865
Columbia Gas Transmission, Crossroads Pipeline,
Hardy Storage Company & Millennium Pipeline: 1.800.835.7191
Columbia Gulf Transmission: 1.866.485.3427
Columbia Midstream: 1.855.511.4942
Mexico: 01.800.111.3333
