🔧 Official Rankings
10 Best Plumbers in Potomac, MD (August 2026)
We compared 10 plumbers serving Potomac and Montgomery County, Maryland, and ranked the top providers by verified reviews, ratings, and local reputation — 1,461 customer reviews in all.
The 10 listed below hold an average rating of 4.8 out of 5, led by IG HVAC LLC. Updated for August 2026.
- Plumbers ranked
- 10
- Average rating
- 4.8★
- Reviews analyzed
- 1,461
- Area codes
- 301, 240
PipeWorks Plumbing, Heating and Air
⭐ 4.9 · 412 reviews
4933 Auburn Ave Fl 2, Bethesda, MD 20814
Service Force Plumbing
⭐ 4.9 · 159 reviews
7625 Wisconsin Ave Ste 210, Bethesda, MD 20814
Benjamin Franklin Plumbing of Silver Spring
⭐ 4.8 · 447 reviews
2600 Forest Glen Rd Ste a, Silver Spring, MD 20910
O'Neill Bros. Plumbing
⭐ 4.9 · 43 reviews
12348 Wilkins Ave, Rockville, MD 20852
Fred & Son Plumbing, LLC
⭐ 4.9 · 37 reviews
4911 Aspen Hill Rd, Rockville, MD 20853
Chris & Son Plumbing
⭐ 4.7 · 42 reviews
4308 Knowles Ave, Kensington, MD 20895
Leahy Plumbing & Heating Inc
⭐ 4.6 · 115 reviews
5519 Wilkins Ct, Rockville, MD 20852
Plumbers listed here serve Potomac, Montgomery County, and nearby ZIP codes including 20854, 20859.