Bayshore Plumbers
“He also did 3 other plumbing issues we had with a great energy, being very respectful taking off his muddy boots every time as he also installed a new toilet and removed the old one.”
Best Drain Cleaning Services in Redwood City, CA
15 contractors listed · 11 in Redwood City · 4 open 24/7 · 11 open weekends · all 15 rated 4.5+
Data verified October 18, 2026
Power Plumbing
“The owner Rameez responds fast thru call or text, and it was easy to get a quote and set up an appointment.”
Oro Pro Plumbing
“He was well prepared, explained what he was doing, cleared the drain, tested it multiple times, before he cleaned up and carefully put his tools away.”
Shoreway Plumbing
“Was able to make an appointment right way - the service was prompt and well done.”
Plumbing Connection Inc
“I have water pipes redirection, shower handle replacement and the work was excellent.”
Water Heater Specialists
“David G was super nice and replaced my old water heater super quickly.”
The 15 companies listed for Redwood City, 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: Redwood City, CA
11 of the 15 contractors we list are based in Redwood City; the other 4 serve Redwood City from Foster City (5 mi) and Union City (13 mi). The contractors on this page are rated from 4.5 to 5.0 across 1,089 reviews; 5 have 50 or more reviews. When customers rate these contractors on specific qualities, they most often praise professionalism (93%), responsiveness (92%) and quality (86%). The topics that come up most in reviews of the contractors on this page are "price", "efficient" and "estimates". 4 are open around the clock; 11 are open on Saturdays and 9 on Sundays. The services the contractors on this page list most often on their websites are drain cleaning (2), garbage disposal (2), hydrojetting (2), new construction (2) and remodels (2). 9 show a license on their websites and 4 have a BBB rating of A or A+. 9 have ten or more years of experience, the longest 57 years. 7 offer emergency call-outs; 1 offers financing or payment plans; 6 give free estimates; 6 are family- or locally-owned and 2 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 15 listings for Redwood City. 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.
BG Plumbing
“BG Plumbing often forego charging for something small, like a situation when the dishwasher drain was trivially clogged which only required unscrewing the sink top cap and removing the gunk.”
Regina Plumbing
“If you are looking for a responsive and reliable plumbing company, which provides excellent technicians and customer service, then you should contact Regina Plumbing.”
Pro Roto
“I've used them twice, and they are super communicative about things, and I really appreciate this.”
Discount Plumbing & Rooter Co.
“Reached out for an estimate to replace two toilets on Sunday and received a very prompt and professional response.”
Dinelli Plumbing
“They just get it done and are very professional.”
Prestige Plumbing Solutions
“Great customer service, reliable, and high quality work!”
Boudreau Plumbing & Heating Inc
“Boudreau Plumbing was very quick to send out Val, one of their technicians, to repair my garbage disposal.”
Green Garden Plumber's Redwood City
“The plumber's professional demeanor and friendly approach immediately put me at ease, assuring me that my plumbing woes were in capable hands.”
MC Plumbing
“I was very impressed with the level of service I received and would definitely use them again in the future.”
Why these companies made our list
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