Flow Masters Plumbing and Heating
“Chris, the onsite service person , was friendly, very knowledgeable in radiant floor heating systems, professional in all interactions.”
Best Drain Cleaning Services in Daly City, CA
12 contractors listed · 9 in Daly City · 6 open 24/7 · 9 open weekends · 11 rated 4.5+
Data verified October 18, 2026
Discount Plumbing Rooter Inc
“I got a new water heater in record time, and everything works perfectly.”
Plumbing & Rooter Service
“Very clear on pricing and fixed my emergency in a timely manner.”
Whistle Plumbing
“Paul and his crew are very professional and knowledgeable about their trade and they do clean work.”
Quality Plumbing & Drain Service
“We had great experience with Drigo fixing my 80+ sister's Water Heater.”
Water Heater Specialists
“Called them the following morning, the person on the phone was really helpful explaining the process.”
The 12 companies listed for Daly 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: Daly City, CA
9 of the 12 contractors we list are based in Daly City; the other 3 serve Daly City from Foster City (14 mi) and South San Francisco (3 mi). 11 of the contractors on this page have a rating, from 4.5 to 5.0 across 2,414 reviews; 6 have 50 or more reviews. When customers rate these contractors on specific qualities, they most often praise professionalism (96%), responsiveness (88%) and punctuality (84%). The topics that come up most in reviews of the contractors on this page are "efficient", "communication" and "price". 6 are open around the clock and 9 are open on weekends. 6 show a license on their websites and 1 has a BBB rating of A or A+. Domain records put 5 websites of the contractors on this page at ten or more years old; the oldest dates from 2004. 8 offer emergency call-outs; 1 offers financing or payment plans; 5 give free estimates; 4 are family- or locally-owned and 5 list coupons or special offers. 2 have Spanish-speaking staff. 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 11 of the 12 listings for Daly 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.
Ideal Rooter & Plumbing
“Communication was easy, work was fast, efficient and professional, the plumbers were polite and respectful, and rates were fair and reasonable.”
Dinelli Plumbing
“They just get it done and are very professional.”
Oasis Plumber's Daly City
“Also provided helpful information on what had to be done in the future.”
Affordable Rooter
“I love this company they have great pricing and are very reliable”
City Wide Pro Plumbing
West Peak Trenchless & Plumbing
“Competitively priced and West Peak flat out takes ownership of their work.”
Why these companies made our list
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