What should I do in a plumbing emergency?

1. Immediately locate and shut off the main water valve to prevent flooding and water damage. 2. Contact our licensed emergency plumbers at (949) 636-2298 for immediate assistance. 3. Document the damage with clear photos for insurance purposes. 4. Our state-certified plumbers will arrive within 30 minutes to assess and repair the issue.

How quickly can a plumber arrive in Orange County?

Our emergency plumbers can arrive within 30 minutes anywhere in Orange County. We operate 24/7 and always have plumbers on standby for urgent calls. This response time is guaranteed and backed by our service level agreement.

What plumbing services do you offer?

We offer comprehensive plumbing services including emergency repairs, drain cleaning, water heater installation/repair, leak detection, pipe repairs, fixture installation, and sewer line services. All services are performed by state-certified plumbers with a minimum of 5 years experience.

Are your plumbers licensed and insured?

Yes, all our plumbers are licensed by the California State Contractors License Board and fully insured. We maintain $2 million in liability insurance and all technicians undergo background checks and regular training.

Independently Verified · Updated September 2026

The 5 Best-Rated Plumbers in Costa Mesa, CA

These are the top-ranked plumbers in Costa Mesa based on our nightly vetting system. Each was independently scored across 8 live checks including Google status, customer reviews, license data, and website availability. Rankings update automatically when scores change.

KCB Plumbing

Grade ALicensed

5.0★(50 reviews)

3303 Harbor Blvd c8, Costa Mesa, CA 92626, USA

Why they ranked: 5★ rating · 50 Google reviews · license verified

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Rooter Hero Plumbing of Costa Mesa

Grade ALicensed

4.9★(143 reviews)

555 Anton Blvd #150a, Costa Mesa, CA 92626, USA

Why they ranked: 4.9★ rating · 143+ verified reviews · license verified

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Newport-Mesa Drains & Plumbing Services

Grade A

5.0★(113 reviews)

2936 Peppertree Ln, Costa Mesa, CA 92626, USA

Why they ranked: 5★ rating · 113+ verified reviews

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Monkey Wrench Plumbing, Heating, Air & Electric

Grade A

5.0★(227 reviews)

3420 Bristol St Ste 600-G, Costa Mesa, CA 92626, USA

Why they ranked: 5★ rating · 227+ verified reviews

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SOS Plumbing Rooter

Grade A

5.0★(126 reviews)

1720 Whittier Ave, Costa Mesa, CA 92627, USA

Why they ranked: 5★ rating · 126+ verified reviews

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Frequently Asked Questions

Who are the best plumbers in Costa Mesa?

Based on our nightly vetting system, the top-rated plumbers in Costa Mesa are KCB Plumbing, Rooter Hero Plumbing of Costa Mesa, Newport-Mesa Drains & Plumbing Services. Each has been independently scored across 8 live checks including Google Business status, rating, recent customer reviews, website availability, and license verification.

How does FindAPlumberOC vet plumbers?

We run 8 automated checks every night at 2 AM: Google Business operational status, current star rating, recent reviews (within 12 months), live website HTTP check, contact completeness (phone, address, website), license data, documented availability, and daily re-run. Plumbers scoring below 55/100 are not shown.

Are the plumbers listed in Costa Mesa licensed?

We verify license information as part of our 8-point vetting process. Plumbers with a confirmed license number show a "Licensed & Verified" indicator. All plumbers on this list scored at least 55/100 on our vetting system.

Our vetting process

8 live checks. Every night. Automated.

Google Business status · Current rating & review count · Recent activity (12 months) · Live website check · Contact completeness · License data · Availability documented · Nightly re-run at 2 AM Pacific. D and F grades are never shown.

Last verified: July 22, 2026

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