| Business | Phone |
| Evans Mechanical Arcata 95521 | (707) 822-8205 |
| West Coast Plumbing 427 H St, Arcata 95521 | (707) 826-9800 |
| Rick's Plumbing 4144 Valley East St, Arcata 95521 | (707) 442-9055 |
| Rick's Plumbing 4644 Valley East Blvd, Arcata 95521 | (707) 825-8025 |
| Graham Hutt-Mad River Plumbing 1209 Giuntoli Ln, Arcata 95521 | (707) 839-8642 |
| Mike's Plumbing Svc Arcata 95521 | (707) 839-2738 |
| Motimer Plumbing Arcata 95521 | (707) 839-9111 |