Portsmouth business email list
Portsmouth, New Hampshire has 2,957 businesses across the industries MapLeads indexes for this metro (76.8% website coverage). This city business email list is your starting map for local prospecting — inspect real establishments below, open industry slices when you need tighter messaging, and unlock full exports with multi-maps scrapes or email packs. If you sell into local service businesses in Portsmouth, start here before you buy another opaque "metro file."
Portsmouth business market size
Counts are deduplicated by business name + ZIP inside MapLeads' dated maps index. Website coverage of 73% is a digitization signal, not a quality score.
Businesses
315
Local operators in Portsmouth — same business-row query as the table.
Website coverage
73%
Share of rows in the current filter with a website field (row aggregate).
Reachable pool
231
Rows in this filter with a website field — enrichment pool.
Outreach score
68
0–100 from current-filter volume and website coverage (query-time on rows).
Outreach calculator
Portsmouth businesses — start from the 231 operators with a website field (315 total in this cut). Adjust your average order value and close rate to size pipeline.
Formula: reachable pool (rows with a website field) × close rate × average order value. This is a planning estimate, not a forecast — actual conversion depends on offer, list quality, and follow-up.
| Business | Industry | Location | Phone | Website |
|---|---|---|---|---|
| Portsmouth School Department | School | Portsmouth, NH | +1 603 *** **80 | cityofportsmouth.com |
| Portsmouth Middle School | Middle school | Portsmouth, NH | +1 603 *** **81 | cityofportsmouth.com |
| NH REAL ESTATE SCHOOL | Real estate school | Portsmouth, NH | +1 603 *** **66 | nhreschool.com |
| Portsmouth High School | High school | Portsmouth, NH | +1 603 *** **00 | cityofportsmouth.com |
| Dondero School | Elementary school | Portsmouth, NH | +1 603 *** **31 | cityofportsmouth.com |
| UNH Professional Development & Trai* | Education center | Portsmouth, NH | +1 603 *** **80 | unh.edu |
| Old Portsmouth High School | High school | Portsmouth, NH | +1 603 *** **00 | cityofportsmouth.com |
| New Franklin School | Elementary school | Portsmouth, NH | +1 603 *** **10 | cityofportsmouth.com |
| Portsmouth School District | Business | Portsmouth, NH | — | — |
| Elementary School | Elementary school | Portsmouth, NH | +1 603 *** **86 | cityofportsmouth.com |
| Campus Launch | Educational instituti* | Portsmouth, NH | +1 603 *** **11 | — |
| Portsmouth Early Education | School | Portsmouth, NH | +1 603 *** **28 | — |
| Seacoast Community School | Community school; Aft* | Portsmouth, NH | +1 603 *** **23 | seacoastcommunityscho* |
| Little Harbour School | Elementary school; Ki* | Portsmouth, NH | +1 603 *** **08 | cityofportsmouth.com |
| Robert J. Lister Academy | School | Portsmouth, NH | +1 603 *** **01 | cityofportsmouth.com |
| Portsmouth Alternative School | School | Portsmouth, NH | +1 603 *** **01 | cityofportsmouth.com |
| Walker School | School | Portsmouth, NH | — | — |
| The Real Estate Class | Real estate school | Portsmouth, NH | +1 603 *** **60 | therealestateclass.com |
| Hannaford Helps Schools | School district office | Portsmouth, NH | +1 603 *** **53 | hannafordhelpsschools* |
| Verani School of Real Estate | Real estate school | Portsmouth, NH | +1 603 *** **50 | veranischoolofrealest* |
Page 1 of 16 · 315 rows
Pull a live list for businesses in Portsmouth
MapLeads extracts local businesses from Google Maps, Apple Maps, and Bing Maps— or delivers a ready email list pack when you want a file without running a job. Start a trial, run a real search, and export to CSV the same day.
The Portsmouth market
Portsmouth, NH has 2,957 businesses in the MapLeads maps index, and 76.8% of them carry a website (2,270 businesses) — the practical ceiling for email enrichment here. Counts are deduplicated business records and refresh with each index update.
Industry mix
Largest verticals in Portsmouth: Restaurant (160 · 5.4%); Dentist (102 · 3.4%); Doctor (99 · 3.3%). Website presence differs by vertical — check the coverage column before planning volume.
Geography and scope
Portsmouth, NH is scoped as this city market only. Neighboring cities are separate pages with their own counts — they are not rolled into Portsmouth's 2,957 businesses.
Get this list
- Location: Portsmouth, NH.
- Category filter: restaurant (160 businesses in this market).
- Enrichment: on — 76.8% of businesses carry a website (2,270).
- Export, then verify emails where the plan allows; suppress known bounces before send.
FAQ: Portsmouth business email list
How many businesses are in Portsmouth?
Portsmouth, NH has 2,957 deduplicated businesses in the MapLeads maps index, and 76.8% of them carry a website (about 2,270). Counts refresh with each index update.
Does the Portsmouth list include the whole metro?
No. Counts cover Portsmouth, NH under this city key only — 2,957 businesses. Neighboring cities have their own market pages and are not folded into this total.
What is the biggest industry in Portsmouth?
Restaurant leads with 160 businesses — 5.4% of the city, ahead of Dentist at 102. 97.5% of restaurant rows carry a website.