| Business | Phone |
| Collins Plumbing & Heating 4 Oak Grove St, Oil City 16301 | (814) 677-0216 |
| D K's Plumbing Htg & Air Cond 2188 Us 62, Oil City 16301 | (814) 677-4515 |
| Moyer's Plumbing & Heating 1138 Allegheny Ave, Oil City 16301 | (814) 676-5561 |
| Root-O Of North Western Pa Po Box 1501, Oil City 16301 | (814) 677-5000 |
| Root-O Sewer Drain & Plumbing Po Box 1501, Oil City 16301 | (814) 382-0445 |
| Roto-Rooter Plumbing & Drain Oil City 16301 | (814) 432-8712 |
| Siembida Plumbing & Htg Svc 11 Summit St, Oil City 16301 | (814) 677-5600 |