Portland Metro*
- Central Air: 503-656-1908
- Columbia NW: 503-543-5844
- Cornel Plumbing: 503-558-2045
- Crown Plumbing: 503-771-9449
- Evergreen Gas: 503-407-9542
- First Call: 503-231-3311
- Fast Water Heater: 503-360-1740
- Heat Relief: 503-261-9915
- Honke Heating: 503-666-3725
- Jacobs Heating: 503-234-7331
- NW Natural Appliance Center: 503-220-2362
- Pioneer Gas: 503-249-5000
- Pyramid Heating: 503-786-9522
- Robben and Sons: 503-233-5841
- The Heating Specialist: 503-257-7000
- Watts Heating & Cooling: 503-786-2858
- Wolfers Heating: 503-981-4511
Columbia Gorge
- Honke Heating: 503-666-3725
- Chinook Plumbing: 541-386-3388
- Salem & Albany
- Day Heating: 503-363-4822
Lincoln City
- Groth Gates Heating: 541-994-2631
- Robben Heating: 541-994-5530
Eugene
- Associated Heating: 541-683-2590
- Marshall's Inc.: 541-747-7445
*Portland Metro includes Beaverton, Gresham, Hillsboro, Aloha, Cornelius, Damascus, Fairview, Forest Grove, Gladstone, King City, Lake Oswego, Milwaukie, Oregon City, Sherwood, Tigard, Troutdale, Tualatin, West Linn, Wilsonville, Wood Village, Sandy, Aurora, Wilsonville, Newberg, Sherwood, Donald, Hubbard, Woodburn, Amity, Carlton, Dundee, McMinnville, Sheridan, Willamina, Columbia County, Rainier, Saint Helens, Warren, Scappoose, and Vernonia.