| Business | Phone |
| All American Salvage Inc 4215 S Stone St, Spokane 99223 | (509) 448-2288 |
| Cappco Tubular Products 316 W Boone Ave 250, Spokane 99201 | (509) 325-8481 |
| Challenger Pipe & Steel 104 S Freya St 221, Spokane 99202 | (509) 534-7473 |
| Harrington Industrial Plastics 2224 N Locust Rd 6, Spokane 99206 | (509) 926-4142 |
| Kelly Pipe Co Llc 1103 W 5th Ave 1, Spokane 99204 | (509) 455-5284 |
| Mill Man Steel 11307 E Montgomery Dr, Spokane 99206 | (509) 535-5700 |
| Ste Gen Pipe Inc 9507 N Division St K, Spokane 99218 | (509) 466-0285 |