Rockingham County, New Hampshire
Best Local Businesses in Portsmouth, NH
The top-ranked local businesses in Portsmouth across 14 categories — ranked by verified ratings and 15,963 customer reviews collected from across the internet.
137
Businesses ranked
14
Categories
4.84★
Avg. rating
15,963
Total reviews
Top-Rated in Portsmouth
The highest-scoring local businesses across all categories.
Connolly Law
40 reviews
A Merrie Sweepe Chimney Service
1,152 reviews
A Merrie Sweepe Chimney Service
1,152 reviews
Red Post Realty
627 reviews
Harvey Family Dentistry
404 reviews
Piscataqua Dental Partners
388 reviews
Browse by Category
See the full ranked list in each category.
Best Pest Control in Portsmouth
10 ranked
- 1Freedom Pest Control⭐ 5.0
- 2Green Shield Pest Solutions Portsmouth⭐ 5.0
- 3JP Pest Services⭐ 4.9
Best Pool Service in Portsmouth
8 ranked
- 1Great Bay Spa & Sauna⭐ 4.8
- 2Aqua Paradise Pools & Spas⭐ 4.5
- 3Portsmouth Indoor Pool⭐ 4.5
Best HVAC in Portsmouth
10 ranked
- 1MCP HVAC⭐ 5.0
- 2Pettigrew Plumbing & HVAC⭐ 4.9
- 3Heritage Home Service⭐ 4.8
Best Plumbers in Portsmouth
10 ranked
- 1Pettigrew Plumbing & HVAC⭐ 4.9
- 2Reid Plumbing⭐ 4.9
- 3Heritage Home Service⭐ 4.8
Best Electricians in Portsmouth
10 ranked
- 1Heritage Home Service⭐ 4.8
- 2Linscott Electric, LLC⭐ 5.0
- 3Martel Power & Light⭐ 5.0
Best Roofers in Portsmouth
8 ranked
- 1James & Whitney Co.⭐ 5.0
- 2Signature Roofing⭐ 5.0
- 3Triple M Handyman⭐ 5.0
Best Tree Service in Portsmouth
10 ranked
- 1A Merrie Sweepe Chimney Service⭐ 5.0
- 2Frost Tree Services⭐ 5.0
- 3Provisions Property Services⭐ 5.0
Best Pressure Washing in Portsmouth
10 ranked
- 1A Merrie Sweepe Chimney Service⭐ 5.0
- 2Coastal Exteriors⭐ 5.0
- 3LeBlanc’s Property Solutions⭐ 5.0
Best House Cleaning in Portsmouth
10 ranked
- 1Squee-G-Clean, LLC (Window Cleaning)⭐ 5.0
- 2Cavani's Cleaning Services⭐ 5.0
- 3LeBlanc’s Property Solutions⭐ 5.0
Best Moving Companies in Portsmouth
10 ranked
- 1Trend Moving & Storage⭐ 5.0
- 2Gentle Giant Moving Company⭐ 4.9
- 3Movers4Less⭐ 4.9
Best Attorneys in Portsmouth
11 ranked
- 1Connolly Law⭐ 5.0
- 2Rainboth, Coughenour & Lown, PA⭐ 5.0
- 3Roman Law Group/Fleet Street Title & Closing⭐ 5.0
Best Dentists in Portsmouth
10 ranked
- 1Harvey Family Dentistry⭐ 5.0
- 2Piscataqua Dental Partners⭐ 5.0
- 3Ocean Shades Dental.⭐ 5.0
Best Real Estate Agents in Portsmouth
10 ranked
- 1Emil Uliano⭐ 5.0
- 2Liz Levey-Pruyn⭐ 5.0
- 3Erin Proulx⭐ 5.0
Best Gyms in Portsmouth
10 ranked
- 1On Target Fitness⭐ 5.0
- 2F45 Training Portsmouth⭐ 5.0
- 3Barre & Soul — Portsmouth⭐ 5.0
ZIP Codes & Area Code in Portsmouth
Portsmouth, in Rockingham County, is served by area codes 603 and 207 and covers 10 ZIP codes.
Area Codes
ZIP Codes
- 00210
- 00211
- 00212
- 00213
- 00214
- 00215
- 03801
- 03802
- 03803
- 03804
Portsmouth FAQs
What are the best local businesses in Portsmouth, NH?+
NewHampshireBusinessesNearMe.com ranks the top local businesses in Portsmouth across 14 categories — including pest control, house cleaning, HVAC, plumbers, roofers, and dentists — based on verified ratings and review counts collected from across the internet.
How many businesses are ranked in Portsmouth?+
We currently rank 137 businesses in Portsmouth, New Hampshire across 14 service categories, with a combined 15,963 customer reviews.
What county is Portsmouth in?+
Portsmouth is located in Rockingham County, New Hampshire.
What ZIP codes are in Portsmouth, NH?+
Portsmouth covers 10 ZIP codes: 00210, 00211, 00212, 00213, 00214, 00215, 03801, 03802, 03803, 03804.
What is the area code for Portsmouth, NH?+
Portsmouth is served by area codes 603 and 207.
How are Portsmouth business rankings determined?+
Each business is scored with a weighted formula that balances its star rating against its number of reviews, so a highly-rated business with many reviews ranks above one with only a few. Rankings use verified data collected from across the internet and are refreshed regularly.
What is the most-reviewed business in Portsmouth?+
A Merrie Sweepe Chimney Service is among the most-reviewed in Portsmouth, with 1,152 reviews and a 5.0-star rating.
Is NewHampshireBusinessesNearMe.com free to use?+
Yes — browsing rankings and finding the best local businesses in Portsmouth is completely free, with no account required.