| Business | Phone |
| Carlson's Plumbing 4491 State Route 27, Pullman 99163 | (509) 332-1857 |
| Gormsen Plumbing & Heating Inc 1360 Johnson Rd, Pullman 99163 | (509) 334-7888 |
| Ken Paulson Plumbing Inc 523 Se Riverview Dr, Pullman 99163 | (509) 338-0824 |
| Roto-Rooter Plumbing & Drain Pullman 99163 | (509) 334-5304 |