B&R Plumbing and Heating
“John any Cris were extremely professional and polite and did an awesome job.”
Best Drain Cleaning Services near Smithtown, NY
3 of these contractors are based in Smithtown; the others serve Smithtown from towns including Nesconset (4 mi), Islandia (6 mi) and Bohemia (8 mi).
5 open 24/7 · 12 open weekends · 11 rated 4.5+ · 8 show a license
Data verified October 18, 2026
Riley Plumbing & Heating LLC
“Chris and his son were responsive and on time to help me emergently find and repair a plumbing leak behind my fridge.”
Port Jefferson Cesspool Rotary
JA Plumbing Services
“Their price was right and I will be working with them again.”
Mid-Suffolk Plumbing & Heating
“He is always responsive, does great work and all for a fair price.”
Dashing Dan's Plumbing & Heating Inc.
“Quick and price was very fair and I got a free lesson on how to fix it by watching it get repaired.”
The 14 companies listed for Smithtown, NY 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: Smithtown, NY
The 14 contractors on this page are rated from 4.2 to 5.0 across 2,479 reviews; 9 have 50 or more reviews and 11 are rated 4.5 or higher. When customers rate these contractors on specific qualities, they most often praise professionalism (93%), responsiveness (83%) and punctuality (73%). The topics that come up most in reviews of the contractors on this page are "price", "crew" and "estimates". 5 are open around the clock; 12 are open on Saturdays and 8 on Sundays. The services the contractors on this page list most often on their websites are new construction (2), new installations (2) and plumbing services (2). 8 show a license on their websites and 1 has a BBB rating of A or A+. Domain records put 8 websites of the contractors on this page at ten or more years old; the oldest dates from 2004. 7 offer emergency call-outs; 3 offer financing or payment plans; 6 give free estimates; 7 are family- or locally-owned and 5 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 11 of the 14 listings for Smithtown. 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.
Varsity Home Service
“Had my ac unit serviced today the tech frankie was great answered all my questions and was very knowledgeable.”
Retro Hot Water & Heating
“Workers showed up on time, explained what they needed to do and did an amazing job.”
Jet Cesspool Service
“They came in and knew exactly what they were doing and how to do it effectively and efficiently.”
Rescue Cesspool & Drain
“I Had an issue with my septic system, Rescue cesspool installed gave me a great price, installed a new system and made the entire process completely painless.”
Herber Plumbing & Heating Corp
“From ownership down to the mechanics they have always been professional, courteous, and willing to go above and beyond.”
Joe Sampson's Plumbing & Heating LLC
“The crew was very professional and knowledgeable, they worked hard for 2 days and were very neat and clean with their work.”
Affordable Cesspool Sewer & Drain
“We will keep your company as our cesspool service from now on.”
VP Plumbing & Heating
“VP Plumbing fixed my issue quickly with great attention to detail, explaining everything as they went.”
Why these companies made our list
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