Core Plumbing
Backflow testing. 7292 Opportunity Rd b, San Diego, CA 92111
Approvals
Where you will find Core Plumbing
These are the city pages close enough for this business to appear on.
- San Diego, CA(under 1 mi)
- Santee, CA(11 mi)
- El Cajon, CA(11 mi)
- Poway, CA(11 mi)
- Bonita, CA(14 mi)
- Escondido, CA(20 mi)
- Vista, CA(24 mi)
Other backflow testers nearby
| Business | Services | Distance |
|---|---|---|
| AO Reed & Company | Backflow Testing | under 1 mi |
| West End Services | Backflow Testing | under 1 mi |
| Powers Plumbing and Heating | Backflow Testing | under 1 mi |
| Watersedge Landscape, Inc | Backflow Testing | 2 mi |
| Bill Howe Plumbing | Backflow Testing | 2 mi |
| Sand Diego Building Services | Backflow Testing | 2 mi |
Questions about Core Plumbing
Is Core Plumbing approved to test backflow assemblies?
Core Plumbing is on the City of San Diego list, as of August 26, 2026. That means the utility lets the company file backflow test reports in its system; it is not a state license. Ask for the tester's certificate number before the test.
What does Core Plumbing do?
Their listing covers backflow testing. Call to confirm the service you need, because offerings change.
What areas does Core Plumbing serve?
They are based in San Diego, California, within driving distance of San Diego, Santee, El Cajon, Poway, Bonita. Service areas are set by the business, so confirm yours when you call.
How do I reach Core Plumbing?
Call (858) 538-6025. Their website is linked on this page.
Is this your business?
Claim this listing free: add the utilities you file with, your service area and your residential test price, and get annual test-due requests from property owners.
Claim this listing