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24 contractors listed · 11 in Fontana · 11 open 24/7 · 21 open weekends · 22 rated 4.5+
Data verified October 18, 2026
Listed for homeowners in and around Fontana, CA, these 24 companies cover plumbing work. Hours, license claims and free estimate offers come from each company's own website, so confirm them on the phone before you agree to a visit for something already running.
Of the 24 contractors we list here, 11 are in Fontana itself and 13 come from towns including Rancho Cucamonga (3, 6 mi), Riverside (3, 12 mi) and Corona (2, 17 mi). 23 of the contractors on this page have a rating, from 4.2 to 5.0 across 13,067 reviews; 17 have 50 or more reviews and 22 are rated 4.5 or higher. When customers rate these contractors on specific qualities, they most often praise professionalism (92%), responsiveness (83%) and quality (76%). 11 are open around the clock; 21 are open on Saturdays and 17 on Sundays. The services the contractors on this page list most often on their websites are water heaters (4), drain cleaning (3), commercial services (2), drain services (2) and garbage disposals (2). 15 show a license on their websites; 2 list staff certifications (NATE) and 11 have a BBB rating of A or A+. 16 have ten or more years of experience, the longest 46 years. 11 offer emergency call-outs; 7 offer financing or payment plans; 6 give free estimates; 10 are family- or locally-owned and 7 list coupons or special offers. We count these figures across the contractors on this page; distances are straight-line, and hours and prices change, so confirm the details with the contractor before you book.
15 of the 24 plumbing listings here show a license on their websites. Ask for the number, take it to the board that issued it and confirm it is current and actually covers plumbing. A company that does not say so may still hold a license, so ask on the phone and write the number down.
