| Business | Phone |
| Imperial Oil Ltd 928 8 St Nw, Slave Lake T0G 2A1 | (780) 849-3800 |
| Rainbow Pipe Line Co Ltd 901 6 St Nw, Slave Lake | (780) 849-3980 |
| Trans Canada Pipelines Ltd Po Box 690, Slave Lake T0G 2A0 | (780) 829-3801 |
| Trans Canada Pipe Lines Ltd 908 4th St Nw, Slave Lake T0G 2A1 | (780) 829-2104 |
| Transcanada Pipelines Ltd 908 4 St Nw, Slave Lake T0G 2A0 | (780) 849-2144 |