| Business | Phone |
| 21st Century Plumbing 2070 Stonebrook Ln, Upland 91784 | (626) 331-5821 |
| A L & M Plumbing Co 1279 E 9th St # A, Upland 91786 | (909) 982-1551 |
| A-Aaa Drain Patrol Upland 91786 | (909) 985-4014 |
| Beaver's Plumbing Upland 91786 | (909) 949-0529 |
| Bld Construction 1108 E 9th St, Upland 91786 | (909) 982-9240 |
| Bob The Plumber 2431 Euclid Cresent St, Upland 91786 | (909) 985-9408 |
| Cal-State Plumbing 1583 N Euclid Ave, Upland 91786 | (909) 946-1112 |
| California Rooter Svc 545 N Mountain Ave # 208, Upland 91786 | (909) 591-2344 |
| Collier Plumbing 945 N 4th Ave, Upland 91786 | (909) 931-4535 |
| D L Harris Plumbing Upland 91786 | (909) 608-1095 |
| Doctor Rooter Plumbing Po Box 1391, Upland 91785 | (909) 988-3100 |
| Hisey Plumbing Co Upland 91786 | (626) 914-3490 |
| Klaus & Sons Heating & Air 1915 W Arrow Rte, Upland 91786 | (909) 982-5698 |
| Lee's Plumbing Svc Upland 91786 | (909) 985-1254 |
| Marshall Plumbing 1551 W 13th St, Upland 91786 | (909) 982-9755 |
| Mitchell's 376 N 2nd Ave, Upland 91786 | (909) 982-1525 |
| Mr Rooter 1937 W 11th St # E, Upland 91786 | (909) 920-9789 |
| Naz Plumbing Heating & Air Cnd Upland 91786 | (909) 985-1007 |
| California Rooter Svc 123 E 9th St # 305, Upland 91786 | (909) 591-2344 |
| Lou & Sons All Plumbing 143 Linda Way # A, Upland 91786 | (909) 297-8730 |
| Pipeline Plumbing Upland 91786 | (909) 985-4412 |
| R E Plumbing 621 E Pine St, Upland 91786 | (909) 917-7946 |
| Rapid Plumbing Inc Upland 91786 | (909) 985-9748 |
| Rescue Rooter Upland 91786 | (909) 985-4043 |
| Robinson's Mechanical Constr 1522 Howard Access Rd, Upland 91786 | (909) 946-9232 |
| Service Experts Plumbing Htg Upland 91786 | (909) 981-4961 |
| Sheriff Plumbing-Sewer & Drain 154 W Foothill Blvd # 219a, Upland 91786 | (909) 624-2256 |
| Smitty's Top Notch Plumbing Upland 91786 | (909) 982-8028 |
| State Wide Mechanical Inc 828 W 9th St, Upland 91786 | (909) 949-0998 |
| Thompson Plumbing Upland 91786 | (909) 920-9651 |
| U S Rooter & Plumbing Upland 91786 | (909) 982-2138 |
| Vaughan's Plumbing 312 Sultana Ave, Upland 91786 | (909) 949-9731 |
| Smitty's Top Notch Plumbing 305 N 2nd Ave # 358, Upland 91786 | (909) 982-8028 |
| D.L. Harris Plumbing 1896 Coolcrest, Upland 91784 | (626) 705-9911 |
| Any Drain Co 949 E Foothill Blvd, Upland 91786 | (909) 466-8100 |