Company lists · Data refreshed September 2026

Top 25 Inbound appointment setting companies based in the United States

RevenueBase identified 427 company matches for inbound appointment setting companies associated with the United States as of September 2026 and tracks 5,775 professional contacts across them, including 765 with verified work emails. Los Angeles is the largest hub.

This list covers company matches for inbound appointment setting companies associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 27, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 27, 2026 How this list was built
427Companies
5,775Contacts tracked
765Verified emails
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The 25 largest inbound appointment setting companies based in the United States

Ranked by team size
Top 25 of 427 company matches for inbound appointment setting companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 27, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchHurst, TX, United StatesHQ recorded Sep 27, 202651-200428 contacts →

Exact match

“Alliance is a domestically operated, internationally recognized professional contact center specializing in lead generation and appointment setting.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
2Exact matchSimi Valley, CA, United StatesHQ recorded Sep 27, 2026201-500380 contacts →

Exact match

“Beyond Codes is a global B2B lead generation and appointment-setting agency trusted by some of the world's leading technology companies to build enterprise sales pipeline.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
3Exact matchChelmsford, MA, United StatesHQ recorded Sep 27, 2026201-500291 contacts →

Exact match

“The market knows us as the leader in appointment setting.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
4Exact matchLos Angeles, TX, United StatesHQ recorded Sep 27, 202651-200289 contacts →

Exact match

“Current Vertical Focus: Real Estate - Lead Generation, Lead Conversion, Lead Qualification, Agent Recruiting Mortgage - Lead Conversion, Lead Qualification Insurance - Lead…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
5Exact matchDetroit, MI, United StatesHQ recorded Sep 27, 20261,001-5,000247 contacts →

Exact match

“Rocket Connections is a sales and support platform specializing in contact center services.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
6Exact matchDover, DE, United StatesHQ recorded Sep 27, 2026201-500209 contacts →

Exact match

“Belkins is the #1 ranked appointment-setting agency in the USA for 5 years in a row, driving results for businesses in 50+ industries across the globe.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
7Exact matchBoca Raton, FL, United StatesHQ recorded Sep 27, 202651-200114 contacts →

Exact match

“SalesRoads is an award-winning B2B sales outsourcing firm providing appointment setting and lead generation services.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
8Exact matchSalt Lake City, UT, United StatesHQ recorded Sep 27, 202651-200112 contacts →

Exact match

“Why Launch Leads?”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
9Exact matchLos Angeles, CA, United StatesHQ recorded Sep 27, 202651-20092 contacts →

Exact match

“At 3Tec Solutions, we are always by our client's side while they go from strength to strength in achieving their goals.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
10Exact matchLos Angeles, CA, United StatesHQ recorded Sep 27, 202651-20079 contacts →

Exact match

“It's an open secret.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
11Exact matchBrandon, FL, United StatesHQ recorded Sep 27, 202651-20075 contacts →

Exact match

“The new Standard in Outsourcing!”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
12Exact matchPittsburgh, PA, United StatesHQ recorded Sep 27, 202651-20064 contacts →

Exact match

“We open the door to new prospects and new business for the financial services, insurance, and IT industries.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
13Exact matchLas Vegas, NV, United StatesHQ recorded Sep 27, 202651-20064 contacts →

Exact match

“Leadium is an award-winning B2B lead generation agency that delivers what others only promise.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
14Exact matchSheridan, WY, United StatesHQ recorded Sep 27, 2026201-50061 contacts →

Exact match

“Seasoned appointment setters ready to fill your pipeline with verified and qualified prospects.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
15Exact matchRiverbank, CA, United StatesHQ recorded Sep 27, 202651-20059 contacts →

Exact match

“Since 1994, TeleContact Resource Services has been committed to bringing the best in outsourced telemarketing solutions to our clients.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
16Exact matchMesa, AZ, United StatesHQ recorded Sep 27, 202611-5056 contacts →

Exact match

“Modern Receptionist is a small group of savvy and sophisticated receptionists that make life easier!”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
17Exact matchSan Francisco, CA, United StatesHQ recorded Sep 27, 202651-20053 contacts →

Exact match

“Start filling your pipeline now!”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
18Exact matchIndianapolis, IN, United StatesHQ recorded Sep 27, 202611-5043 contacts →

Exact match

“Ask any sales rep, and they’ll tell you 3 common pains that hinder B2B phone prospecting- It’s inefficient.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
19Exact matchWestmont, NJ, United StatesHQ recorded Sep 27, 202651-20042 contacts →

Exact match

“VSA is a B2B call center that helps clients generate leads and produce new business; our experienced team takes on what internal sales teams don’t want to do, can’t do well, or…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
20Exact matchMiami, FL, United StatesHQ recorded Sep 27, 202611-5042 contacts →

Exact match

“At PEMA.io, we specialize in high-scale outreach appointment setting that scales with your growth.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
21Exact matchVirginia Beach, VA, United StatesHQ recorded Sep 27, 202611-5042 contacts →

Exact match

“Welcome to D.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
22Exact matchAndover, MA, United StatesHQ recorded Sep 27, 202651-20037 contacts →

Exact match

“DRolls is a strategic appointment-setting agency that opens doors by closing high-level meetings with key decision-makers.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
23Exact matchClaymont, DE, United StatesHQ recorded Sep 27, 202611-5037 contacts →

Exact match

“Every marketing campaign(inbound or outbound) drives buyers to one place: your website.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
24Exact matchSt. Louis, MO, United StatesHQ recorded Sep 27, 202611-5036 contacts →

Exact match

“We LOVE making cold calls!”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
25Exact matchWalnut Creek, CA, United StatesHQ recorded Sep 27, 2026n/a36 contacts →

Exact match

“Since 2007, Reliable Receptionist has thrived by providing highly personalized, locally-based, live telephone reception to small business owners, helping them grow revenue and…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase

Showing 25 of 427 inbound appointment setting companies based in the United States

See the full list, filter by size, metro and specialty, and access 765 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Inbound appointment setting companies based in the United States at a glance

As of Sep 27, 2026
13.2%Verified-email coverage
13.5Average contacts per company
11-50Median size (employees)
5.4%Largest-city concentration · Los Angeles
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
192
11-50
141
51-200
64
201-500
23
501-1,000
3
1,001-5,000
3

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 427 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with the United States whose business descriptions match “inbound appointment setting companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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
Every displayed company carries at least one verified work email. RevenueBase tracks 765 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 27, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “inbound appointment setting companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many inbound appointment setting companies are there based in the United States?

RevenueBase identified 427 company matches for inbound appointment setting companies associated with the United States as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Alliance Pdms tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most inbound appointment setting companies?

Los Angeles leads with 23 company records, followed by New York (18) and Sheridan (16).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 765 professional contacts with verified work emails tracked across these 427 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 27, 2026.

Ready to reach these companies? Verified emails and direct dials for all 427 inbound appointment setting companies based in the United States. Start with a free account, no credit card.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 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 with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.