🔧 Official Rankings
10 Best Plumbers in Fontana, CA (August 2026)
We compared 10 plumbers serving Fontana and San Bernardino County, California, and ranked the top providers by verified reviews, ratings, and local reputation — 4,831 customer reviews in all.
The 10 listed below hold an average rating of 4.9 out of 5, led by AS Plumbing Mechanical. Updated for August 2026.
- Plumbers ranked
- 10
- Average rating
- 4.9★
- Reviews analyzed
- 4,831
- Area code
- 909
AS Plumbing Mechanical
⭐ 5.0 · 661 reviews
7898 Cherry Ave Ste D, Fontana, CA 92336
A O Dowd Plumbing
⭐ 5.0 · 153 reviews
9650 Tangelo Ave, Fontana, CA 92335
Family Ties Air, Plumbing, & Drain
⭐ 4.9 · 1345 reviews
7655 Sierra Ave., Fontana, CA 92336
Anthony's Plumbing
⭐ 4.9 · 790 reviews
6714 Almeria Ave, Fontana, CA 92336
Rooter 66 Plumbing
⭐ 4.9 · 112 reviews
9030 Sierra Ave. D1, Fontana, CA 92335
Mr. Rooter Plumbing of The Inland Empire
⭐ 4.8 · 688 reviews
6101 Cherry Ave Ste 206, Fontana, CA 92336
NexGen HVAC & Plumbing
⭐ 4.7 · 779 reviews
10820 Mulberry Ave, Fontana, CA 92337
Plumbers listed here serve Fontana, San Bernardino County, and nearby ZIP codes including 92331, 92334, 92335, 92336, 92337.