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All Pro Plumbing
- Outlet
- Work
- Switches
“Iam extremely satisfied with the service that was provided to me from start to finish, called ALL PRO and within 24 hours from the time they arrived I have Air conditioning again.”
Best Drain Cleaning Services in Ontario, CA
24 contractors listed · 5 in Ontario · 18 open 24/7 · 22 open weekends · all 24 rated 4.5+
Data verified October 16, 2026
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AYS Plumbing & Rooter
- Insurance Company
- Water Heater
- Garbage Disposal
“Our first interaction he was able to assess our situation, give us true and honest guidance, and even help with explaining to my landlord exactly what the issue was.”
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Grace Rooter & Plumbing
“I called Grace Rooter and Jesse ( I think he was the owner ) fixed my drain for a fair price and was super nice and left my place very clean.”
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Pro Tech Plumbing
“I have used protech plumbing before they came over awhile back to change out my sink faucets on my lower bathroom and I called them back again cuz I had an issue with my upstairs shower valves and toilet that were leaking , Gilbert did an amazing job...”
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Teddy's Plumbing Solutions
“He is my go to plumber from now on, especially because the way he did the job was extremely clean, he covered everything so it wouldn't get dirty which I highly respect.”
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Ontario Plumber & Drain Clean
- Price
“Marcus the plumber arrived promptly, diagnosed the problem, and completed the repair without a hitch.”
The 24 companies listed for Ontario, CA clear blocked drains and sewer lines. Hours, jetting and camera work, and free estimate claims come from each company's own website. Ask who carries their own jetter rather than subcontracting it before you book.
Area overview: Ontario, CA
Of the 24 contractors we list here, 5 are in Ontario itself and 19 come from towns including Upland (4, 6 mi), Corona (4, 13 mi) and Rancho Cucamonga (3, 6 mi). The contractors on this page are rated from 4.7 to 5.0 across 13,697 reviews; 20 have 50 or more reviews. When customers rate these contractors on specific qualities, they most often praise professionalism (92%), responsiveness (84%) and quality (79%). 18 are open around the clock; 22 are open on Saturdays and 20 on Sundays. The services the contractors on this page list most often on their websites are water heaters (6), drain cleaning (4), hydro jetting (4), sewer camera inspection (4) and sewer line repair (3). 15 show a license on their websites; 1 lists staff certifications (NATE) and 8 have a BBB rating of A or A+. Domain records put 12 websites of the contractors on this page at ten or more years old; the oldest dates from 2000. 18 offer emergency call-outs; 8 offer financing or payment plans; 11 give free estimates; 14 are family- or locally-owned and 10 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.
What can I learn from these companies' websites?
A website is linked by all 24 listings for Ontario. Look for two things: whether they own a jetter and a camera or hire them in, and whether they show repair work as well as cleaning. A company that only cables will keep coming back for the same line.
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Steve's 5 Star Service Cooling
- Faucet
- Water Heater
- Drain
“Nothing more comforting than knowing, when AC needs servicing before the next heat wave, Steve's is accommodating with my schedule, and was available the next day.”
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Vera Plumbing and Drain LLC
- Supply
- Price
- Water Heater
“He did a great job on connecting my barbecue island with a garbage disposal, water and drain line 13 feet barbecue that I've had for a year because it took a long time to find the right plumber to do the job.”
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Plumbing Concepts
- Water System
- Leak
- Communication
“He wore these things called booties in my house, which I really appreciated because I just had my house cleaned, thanks Plumbing Concepts for the great job sherri”
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A O Dowd Plumbing Inc.
- System
- Water Heater
- Well
“Although he had other jobs prior to ours; he understood the urgency of our situation and sympathetic to the fact that we're just a small business barely trying to hang on while LA County wreck havoc with abrupt opening/closing policies.”
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JB Plumbing
- Diagnose
- Job
- Home
“Responding to the review posted by “Just You,” I was informed by the owner that it was left by a disgruntled ex-employee who only worked on the job at my house.”
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Renowned Plumbing & Rooter
- The Future
- Water Heater
- Quote
“I want to say Renowned Plumbing is the best they're 24/7 they come out right away they have reasonable price they get the job done fast and quick all of their employees are very very friendly respectable and they all always have a smile on their face...”
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SWE Sewer Solutions & Engineering
- Driveway
- Team
- Morning
“The Quickest response beyond of any sewer repair compay i have used in the passed,also very reasonable in price $$ and once the job was finished they checked up on me pretty much every day and came out to to my location, to make sure everything was A...”
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Option One Plumbing
- Oscar
- Informative
- Call Option
“I called one plumbing company & the 2 technicians came out and after trying to install the new toilet there was water leaking around the base of it , So they told us the toilet was defective and left .”
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Scott McLeod Plumbing
- Hose
- Technician
- Morning
“He gave me all my options, educated me on how to clean the pipes properly so it wouldn't happen again and did the work efficiently and I really appreciate the service he provided”
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High Speed Plumbing Inc
- Wall
- Call
- The Future
“Juan tested gas line for leaks, found 2 leaking gas valves, then Anthony replaced the valves, then Juan and Anthony retested gas line to verify that there were no further leaks”
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Hedrick & Young Plumbing
- Home
- Job
- Technician
“I myself have a construction company and have used several different plumbers and Hendrix and Young Plumbing is always responsive, knowlegable and send out professional technicians.”
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Onestop Plumbers
- Slab
- Call
- Fair
“Kimberly got us scheduled same day and Travis was able to fix our problem quickly and at a reasonable price whereas a visit from a name brand plumbing company earlier had an ungodly complicated plan and a cost 6x Onestop's.”
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Allison Plumbing
- Quality Service
- Work
- Water Heater
“The other company then threatened to put a lien on her home if she didn't pay the amount which at this point now we will try to argue but for now I'm glad that we were able to get a company out that was able to take care of my mom and not put her in ...”
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Plumbing Matters Rooter & Plumbing Services
- Sunday
- Toilet
- Morning
“The first was a main line blockage that developed because of the 2nd problem and he had to go through the roof vent to get it done with this huge snake, but he solved that problem but now the water was draining, but very slowly and here comes the sec...”
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Solace Plumbing Heating and Air
- Pressure
- Valve
- Pricing
“We have worked with Barry on a few necessary projects over the last couple years on my elderly Mom's home--duct work, main line plumbing drain, water heater replacement.”
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Redhead Rooter Plumbing Drain Cleaning & Hydrojetting
- Sink
- Leak
- Pricing
“What i initially liked about this company was that the owner was able to quote the price based upon what my problem was, he did not had to send some body to look at the problem and then decide what the price is.”
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Renew Plumbing and Drains
- Couple
- Price
- Skills
“I had just refinished the shower tile and wanted to avoid breaking the tile (if possible) so we wouldn't have to get one of those big ugly repair kit plates many people get to cover a bigger whole, or worse do tile work.”
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RT Olson Plumbing
- Repipe
- Call
- Insurance
“Gabe came out quickly and the laughter and professionalism displayed helped make the day more pleasant and thework provides was clean and explained from start to finish.”
Drain Cleaning & Repair Services in Ontario, CA Cost Estimates
Minimum cost
$103
Maximum cost
$667
National Average
$262
Avg Per Hour Rates
$128
$163
$363
Average price range is based on 382 cost profiles
Why these companies made our list
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