JL Hearn Plumbing
“Was nice of them to knock on door let's us know they were on property done real quick”
Best Drain Cleaning Services in San Antonio, TX
24 contractors listed · all 24 in San Antonio · 9 open 24/7 · 14 open weekends · 22 rated 4.5+
Data verified October 28, 2026
Shafer Services Plus
“They keep our AC/heating system running smoothly and take the time to explain how to get the best performance from our existing system.”
Big City Plumbing
“Guys were thoughtful and kind along with explaining exactly what they were doing.”
Will's Plumbing & Testing Service
“Sean thoroughly explained the scope of the job and got right to work.”
Tietze Plumbing
“He kept us informed of everything that he was doing and that was really nice to alleviate or stress over the entire situation.”
210-Plumber
“210 Plumber went to my commercial property to bring a the water heater to code and change the PRV.”
The 24 companies listed for San Antonio, TX 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: San Antonio, TX
All 24 contractors we list here are in San Antonio itself. We have 76 contractors in San Antonio on file; this page shows the highest-rated 24. The contractors on this page are rated from 4.3 to 5.0 across 19,656 reviews; all 24 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 (95%), responsiveness (81%) and quality (78%). The topics that come up most in reviews of the contractors on this page are "informative", "price" and "estimates". 9 are open around the clock; 14 are open on Saturdays and 10 on Sundays. The services the contractors on this page list most often on their websites are water heaters (5), plumbing (3), water treatment (3), alternative energy (2) and bathroom plumbing (2). 11 show a license on their websites and 10 have a BBB rating of A or A+. 15 have ten or more years of experience, the longest 143 years. 9 offer emergency call-outs; 9 offer financing or payment plans; 10 give free estimates; 10 are family- or locally-owned and 13 list coupons or special offers. We count these figures across the contractors on this page; 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 San Antonio. 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.
Mr. Plumber Plumbing Co.
“If you have an older home, I highly recommend the camera service to see if your pipes are scaled up like mine.”
Chambliss Plumbing Company
“They were prompt, courteous, clean, and most of all took care of my problem, especially since there were some additional issues, but they did not leave until my drains were working perfectly.”
Murray Plumbing Co
“Thank you so much I appreciate what you all have done for me.”
Alamo Plumbing Solutions Drain & Sewer Experts
“Great company at fair prices unlike a lot of Plumbing services gouging customers big time!!”
Aramendia Plumbing
“I had a faucet leak in my master bath as well as I needed a new system in my toilet and the valve.”
San Antonio Air Service Experts
“I highly recommend using San Antonio Air Service Experts and ask for Issac you will not be disappointed.”
Premier Pros Plumbing-Cooling-Heating
“He did a sewer line for my compadre and did an excellent job.”
Hydroclear Water Treatment
“I would 100% recommend to anyone trying to get a water treatment system.”
Smith & Sons Plumbing
“The plumbers at Smith & Sons are extremely knowledgeable, professional, and don't waste time doing things right.”
O5 Plumbing
“Adam spoke like a expert on what he needed to do, and was open and informative about what was needed to be done, and gave me an estimate that he explained thoroughly.”
Drainworks
“John was also professional, explained my work order, Gabe me specific instructions (not to utilize water or flush toilet, etc.”
Simple Service Plumbing
“Jarel and Jeremy did an excellent job diagnosing and repairing a leak above our garage that suddenly appeared.”
Will Fix It
“I'm so blessed that he was able to help us, instead of a wait time, considering it's summer & all things ac that are keeping companies busy.”
Pied Piper Pest Control
“She was very professional and knowledgeable and extremely helpful in removing a snake and doing a termite inspection for me.”
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Plumbsmart
“Adam was wonderful working with my insurance company to explain the best way to execute the repair.”
Gibson Plumbing Co
“He was able to help me out and give me estimates for my Hot water system, in case I had further trouble.”
Diamond Plumbing Inc
“Stewart and his team were knowledgeable and friendly best of all they fixed the problem quick and clean, put everything back the way it was.”
City Base Plumbing
“City base plumbing provided excellent service, Joseph notified me when he was on his way and showed up on time.”
Why these companies made our list
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