Company lists · Data verified August 2026

Top 20 Email list providers based in the United States

Name: Email list providers based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 444 companies tracked

There are 444 email list providers headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 3,013 professional contacts across them, including 634 with verified work emails and 705 with mobile numbers. New York is the largest hub.

This list covers email list providers headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

444Companies

3,013Contacts tracked

634Verified emails

705Mobile numbers

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The 20 largest email list providers based in the United States

Ranked by team size

Top 20 of 444 email list providers based in the United States, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Icontact	Morrisville, NC	51-200	136	40
2	Mailerlite	San Francisco, CA	51-200	118	64
	RevenueBasePublisher of this directory	Boston, MA	n/a	n/a	Try free
3	Aweber	Doylestown, PA	51-200	93	26
4	Site Impact	Coral Springs, FL	51-200	80	47
5	Litmus	San Mateo, CA	51-200	71	17
6	Marrina Decisions	Santa Clara, CA	51-200	69	39
7	IPOST	San Mateo, CA	51-200	38	15
8	Whatcounts	Seattle, WA	51-200	37	10
9	Forencisdata	New York	51-200	21	2
10	Global Email Lists	Beaverton, OR	51-200	12	1
11	Postup	Austin, TX	n/a	10	1
12	Vision Digital Innovation	Bridgewater, NJ	51-200	10	1
13	Influx Data Solutions LLC	Henderson, NV	201-500	9	2
14	Informz	Saratoga Springs, NY	51-200	8	2
15	Gethrough INC	Plano, TX	51-200	5	1
16	Continental Database	Chicago, IL	51-200	5	1
17	Qeinbox	Woodland Hills, CA	51-200	4	4
18	Accurate List INC	Irving, TX	51-200	4	1
19	Avalon Marketing	New York, NY	51-200	2	1
20	Lake Global Reach INC	Smyrna, GA	201-500	1	1

Showing 20 of 444 email list providers based in the United States

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Email list providers based in the United States at a glance

As of Aug 28, 2026

11-50Median size (employees)

New YorkLargest hub · 32 HQs

705Contacts with mobile numbers

6Emails re-verified in last 30 days

Companies by employee count

1-10

209

11-50

155

51-200

201-500

501-1,000

1,001-5,000

Email list providers by metro

Metro	Companies
Email list providers in New York	32
Email list providers in Sheridan	11
Email list providers in Miami	11
Email list providers in Austin	11
Email list providers in Los Angeles	10
Email list providers in Chicago	9
Email list providers in Wilmington	8
Email list providers in Plano	7

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “email list providers”, with match quality audited by blind human judging, and headquartered in the United States.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Contact records re-verify on a rolling cadence; 6 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many email list providers are there based in the United States?

There are 444 email list providers headquartered in the United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Icontact, headquartered in Morrisville, tops this list with the largest team on record.

Which city has the most email list providers?

New York leads with 32 headquartered companies, followed by Sheridan (11) and Miami (11).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 634 verified decision-maker contacts tracked across these 444 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph, the same data that powers RevenueBase's B2B data products and the free research portal.