4.5 
63 *The Angi rating for Sewer Cleaning companies in Potomac, MD is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Sewer Cleaning needs.
*The HomeAdvisor rating for Sewer Cleaning companies in Potomac, MD is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Sewer Cleaning needs.
Last update on July 25, 2025
Serving Potomac, MD and surrounding areas
Approved
In business since 2017
Emergency services offered
Warranties offered
"Rosiam was Quick, friendly, checked his work & cleaned up well."
Serving Potomac, MD and surrounding areas
Approved
In business since 2020
Free estimates
Emergency services offered
"This company is a very professional and experienced company. They come very fast and solve for the problems immediately. The plumber is very efficient and take good care of the customer. I will hire them again and referral them to my friend."
+1
Serving Potomac, MD and surrounding areas
Approved
Super Service Award Winner
In business since 2008
Free estimates
Emergency services offered
"Sterling came out within the hour and figured out the issue with my sewer drain pretty quickly. He was very professional and personable. I would definitely use them again and highly recommend Sterling and Dun Rite drain cleaning."
+20
Serving Potomac, MD and surrounding areas
Approved
In business since 2009
Free estimates
Emergency services offered
"Excellent service in a timely manner! I would highly recommend Star Plumbing to my family and friends"
Serving Potomac, MD and surrounding areas
Approved
In business since 2007
Free estimates
Emergency services offered
"I contacted Rema on Saturday. He got back and came on the next day. He removed his shoes. He installed a new flush valve that I supplied. He had to replace the existing fill valve. The existing fill valve would not fit the new flush valve. He clean up and there were no problems. It worked fine."
Serving Potomac, MD and surrounding areas
Approved (Corporate)
In business since 1935
Free estimates
Emergency services offered
When you need an emergency plumber in Baltimore, MD or a drain cleaner, call Roto-Rooter Plumbing & Water Cleanup. Your fast & reliable plumber can fix any plumbing problem, including sump pumps, toilet repair, faucet repair, faucet replacement, garbage disposals, water heaters, bathtubs, showers, and outside faucets. Roto-Rooter is best known for drain cleaning & sewer cleaning. We fix drain clogs, clogged toilets or sinks, blockage of main sewer lines, slow draining shower and bathtub drains, sewer lines and leaking or burst pipes. We also specialize in water damage restoration & water cleanup services. We can fix and clean up your flooded basement too. Roto-Rooter is a 24-hour plumber near you and provides emergency service.
+6
Serving Potomac, MD and surrounding areas
Approved
In business since 1968
Free estimates
Emergency services offered
"The responding plumber was polite, did what was necessary, and kept the room very clean. Thanks!"
Serving Potomac, MD and surrounding areas
Approved
In business since 2022
Free estimates
Emergency services offered
"Sailo at Masterpiece Plumbing arrived right on time and was most pleasant and professional in getting details about my concerns. He was thorough and time efficient. At this time, I do not need any further work done, but he explained how I should clean out my drains to keep the water moving better. I will use his services again if I need."
Serving Potomac, MD and surrounding areas
Approved
Super Service Award Winner
In business since 2003
Free estimates
Customers say: True professional
"Great work on my obstructed main sewer line , we re on time, professional, and came out on the weekend for the same rates as weekdays. I ve already set up my next appointment for sump pump replacement with them !"
Serving Potomac, MD and surrounding areas
Approved
In business since 1995
Free estimates
Warranties offered
"This company is extremely responsive and was able come same day. My sewer pipe was unclogged within two hours and my bathroom was left in clean condition. The plumber also made several helpful suggestions on other things he noticed, and did so in a helpful, no pressure manner. I would hire this company again, and I recommend them."
From average costs to expert advice, get all the answers you need to get your job done.
Find out the average main sewer line clog repair cost in Washington, D.C. Learn what you can expect to pay to clear your pipes and prevent sewage backups.
Sewer cleanout costs in Washington, D.C. depend on the type of cleanout and how long the line will be. Click here to start planning your budget for this project.
Sewer cleanout costs in Baltimore, MD depend on the type of cleanout and how long the line will be. Click here to start planning your budget for this project.
Wondering who to hire for sewer cleaning? Learn who to call for sewer cleaning, what pros do, and when to bring in a drain specialist.
Looking for a sewer cleaning professional? Learn how to hire, what questions to ask, and find qualified pros to keep your drains flowing smoothly.
Don't fall victim to unnecessary plumbing service. Learn five ways to avoid becoming the victim of a fraudulent contractor's sewer or drain-cleaning scam.
