🔧 Official Rankings
10 Best Plumbers in Dover, NH (August 2026)
We compared 10 plumbers serving Dover and Strafford County, New Hampshire, and ranked the top providers by verified reviews, ratings, and local reputation — 2,053 customer reviews in all.
The 10 listed below hold an average rating of 4.8 out of 5, led by Maguire Brothers Plumbing and Heating - AC, LLC.. Updated for August 2026.
- Plumbers ranked
- 10
- Average rating
- 4.8★
- Reviews analyzed
- 2,053
- Area code
- 603
East Coast HVAC & EC Electric
⭐ 4.9 · 1564 reviews
25 Central Ave, Dover, NH 03820
Martel Plumbing, Heating & Air Conditioning Inc
⭐ 4.7 · 56 reviews
59 Old Rochester Rd, Dover, NH 03820
Hart Plumbing,Heating and air-conditioning
⭐ 4.3 · 83 reviews
165 Industrial Pk Rd, Dover, NH 03820
F.W. Webb Company - Dover
⭐ 4.3 · 53 reviews
218 W Knox Marsh Rd, Dover, NH 03820
Plumbers in Dover — FAQs
How do I choose the best plumber in Dover, NH?+
Compare local plumbers on verified reviews, confirm they're licensed in New Hampshire, and check they handle your job — a repair, water heater, or remodel. Top-rated options serving Dover include Dennis Munson Plumbing & Heating and All American Plumbing and Heating. Ask about emergency service for winter pipe issues.
What do plumbers charge per hour in the Dover area?+
Dover plumbers may bill hourly for diagnostics and small repairs or a flat rate for defined jobs, with emergency calls costing more. Comparing a couple of quotes from top-rated local plumbers gives the clearest picture before you commit.
Who are the top-rated plumbers in Dover, NH?+
By verified reviews, highly rated plumbers serving Dover include Dennis Munson Plumbing & Heating, Regal Plumbers, All American Plumbing and Heating, and Maguire Brothers Plumbing and Heating - AC, LLC. Rankings update regularly.
What areas do Dover plumbers serve?+
Dover is in Strafford County and uses the 603 area code. Most plumbers listed here also cover surrounding Strafford County and Seacoast towns — confirm your address when booking.
Plumbers listed here serve Dover, Strafford County, and nearby ZIP codes including 03216, 03231, 03265, 03820, 03821, 03822.