| Business | Phone |
| American Contractors Inc 404 W Blueridge Ave, Orange 92865 | (714) 282-5700 |
| B & B Plumbing Inc 326 W Katella Ave # 4i, Orange 92867 | (714) 771-2149 |
| Biard & Crockett Plumbing Svc 320 E Katella Ave # P, Orange 92867 | (714) 639-4400 |
| Bjn Plumbing Contractors 700 W Collins Ave, Orange 92867 | (714) 289-4465 |
| Carr Plumbing Contractors Inc 1326 W Collins Ave, Orange 92867 | (714) 628-0412 |
| Craig's Tri-County Plumbing 2365 N Batavia St, Orange 92865 | (714) 637-9290 |
| Flat Rate Plumbing 700 W Collins Ave, Orange 92867 | (714) 897-3498 |
| Golden West Plumbing Inc 1247 N Batavia St, Orange 92867 | (714) 997-9991 |
| A To Z Leak Detection 2817 E Oakmont Ave, Orange 92867 | (714) 516-9870 |
| Action Plumbing 821 W Barkley Ave, Orange 92868 | (714) 639-2284 |
| Am-Pm Plumbing Drain & Sewer Po Box 6093, Orange 92863 | (714) 771-3833 |
| American Eagle Plumbing Htg 1411 N Batavia St # 112, Orange 92867 | (714) 730-3434 |
| Ars Rescue Rooter 1085 N Main St, Orange 92867 | (714) 634-1826 |
| Bill Taylor Plumbing 1444 E Trenton Ave, Orange 92867 | (714) 288-0565 |
| Blue Ribbon Plumbing Orange 92868 | (714) 938-0900 |
| Bradco Plumbing System Orange 92865 | (714) 998-3891 |
| United Plumbing & Drains Inc Po Box 7346, Orange 92863 | (714) 538-8886 |
| Casa Plumbing Inc 856 N Elm St # L, Orange 92867 | (714) 771-1061 |
| Clarence Mcmurtrey Plumbing 1050 W Katella Ave, Orange 92867 | (714) 289-2320 |
| Detail Plumbing Co 1621 N Marquart St, Orange 92867 | (714) 532-2137 |
| Donnie Smith Plumbing 954 N Enterprise St, Orange 92867 | (714) 639-2878 |
| Interstate Plumbing Contrs 720 W Katella Ave, Orange 92867 | (714) 997-7472 |
| Mainstream Plumbing 2047 E Villa Vista Way, Orange 92867 | (714) 288-9010 |
| Bob Matthews Orange 92867 | (714) 771-7952 |
| Mike Diamond Plumbing & Htg Orange 92867 | (714) 639-4700 |
| New Technology Plumbing Inc 625 W Katella Ave, Orange 92867 | (714) 532-8100 |
| Mounir Noujaim 1411 N Batavia St, Orange 92867 | (714) 744-8333 |
| Orange County Vacuum Lift Orange 92867 | (714) 744-8912 |
| P B Plumbing 977 N Enterprise St, Orange 92867 | (714) 639-5464 |
| Progress Plumbing Co 1439 W Collins Ave, Orange 92867 | (714) 998-6284 |
| Reduced Rooter & Plumbing Orange 92867 | (714) 744-8912 |
| Shafer Plumbing Orange 92867 | (714) 974-9448 |
| Tom Mayfield Plumbing 1002 W Collins Ave, Orange 92867 | (714) 639-1282 |
| Mr. Drain Plumbing 1135 W Barkley Ave STE #F, Orange 92868 | (714) 276-8325 |