Custom Plumbing & Heating
“Not only did he resolve the immediate issue with the leak, but he also took the time to inspect and ensure that our battery backup for the sump pump was in proper working order.”
Best Drain Cleaning Services in Lancaster, PA
15 contractors listed · 5 in Lancaster · 7 open 24/7 · 9 open weekends · 13 rated 4.5+
Data verified October 31, 2026
Neffsville Plumbing
“He also cleaned up so you would never know he was here.”
Snyder's Plumbing Inc.
“I feel comfortable asking their opinion for issues and receiving honest, knowledgeable and thorough recommendations.”
Ranck Plumbing
“I have always been pleased with the service I receive from this company, those I speak with on the phone and the field employees.”
J & J Heating and Cooling
“They did a fantastic job, even coming back out to correct some issues that were caused by a miscommunication (I used incorrect terminology when specifying my needs, J&J did what they were told to!”
Mervin Zimmerman Plumbing Heating & AC
“Very knowledgeable staff behind the parts counter always very helpful and courteous”
The 15 companies listed for Lancaster, PA 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: Lancaster, PA
5 of the 15 contractors we list are based in Lancaster; the other 10 serve Lancaster from towns including Lititz (6 mi), Manheim (7 mi) and East Petersburg (4 mi). The contractors on this page are rated from 4.1 to 5.0 across 7,062 reviews; 11 have 50 or more reviews and 13 are rated 4.5 or higher. When customers rate these contractors on specific qualities, they most often praise professionalism (88%), quality (80%) and responsiveness (80%). The topics that come up most in reviews of the contractors on this page are "price", "efficient" and "estimates". 7 are open around the clock; 9 are open on Saturdays and 8 on Sundays. 4 show a license on their websites; 1 lists staff certifications (EPA) and 3 have a BBB rating of A or A+. 12 have ten or more years of experience, the longest 59 years. 10 offer emergency call-outs; 4 offer financing or payment plans; 4 give free estimates; 4 are family- or locally-owned and 7 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 Lancaster. 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.
Groff's Heating Air Conditioning & Plumbing Inc
“Bubba and Juan did such a fantastic remodel, I also had Groffs return to remodel my main bathroom”
Haller Enterprises
“Austin was very thorough and patient with describing what he was doing and reasons for doing what needed to be checked.”
Good Faith Plumbing LLC
“He continued to stay in communication with me throughout the process, even on the weekend, despite being extremely busy with other jobs.”
Lancaster Plumbing
“The fix was not inexpensive but it was what we wanted and the service technician could not have been more professional!”
Kline's Services
“The techs who operate the trucks are also excellent especially when the jobs are not straight forward.”
Just In Case Mechanical
“His team is always friendly and knowledgeable and they take the time to explain what is going on and offer available options.”
Tower Plumbing & Water Conditioning
“Mark gave me a prompt and reasonable estimate and did the work in a timely matter and on budget.”
Garden Spot Mechanical Inc
“Bob came out and did a great job installing a new water heater even though it was already nighttime and he had to come on short notice.”
Tom Falk Plumbing & Heating
“There when you need him and flexible when it's not an emergency.”
Why these companies made our list
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