Company lists · Data refreshed September 2026

Top 25 Call center automation software companies based in the United States

Name: Call center automation software companies based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 27, 2026 414 companies tracked

RevenueBase identified 414 call center automation software companies headquartered in the United States as of September 2026 and tracks 19,426 professional contacts across them, including 6,566 with verified work emails. New York is the largest hub.

This list covers call center automation software companies headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 27, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 27, 2026 86% judged on-target in blind review

414Companies

19,426Contacts tracked

6,566Verified emails

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The 25 largest call center automation software companies based in the United States

Ranked by team size

Top 25 of 414 call center automation software companies based in the United States, ranked by team size, largest first. Data refreshed Sep 27, 2026. RevenueBase Smart Search rates how each company's information relates to call center automation software companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Freshworks	Indirect evidence	San Mateo, CA, United StatesHQ checked Sep 27, 2026	1,001-5,000	7,034 contacts →
	Indirect evidence “Freshworks Inc.(NASDAQ: FRSH) is the AI-powered, unified service operations platform that is fast to deploy, intuitive to use, and enables every employee to be more productive.” Source: RevenueBase Database · checked Sep 27, 2026
2	Verint	Strong evidence	Melville, NY, United StatesHQ checked Sep 27, 2026	5,001-10,000	3,852 contacts →
	Strong evidence “Verint helps you deliver AI outcomes now to solve your most pressing CX automation challenges in the contact center and beyond.” Source: RevenueBase Database · checked Sep 27, 2026
3	Aspect Software	Indirect evidence	Boulder, CO, United StatesHQ checked Sep 27, 2026	1,001-5,000	878 contacts →
	Indirect evidence “Decades of expertise distilled into innovative workforce tools.” Source: RevenueBase Database · checked Sep 27, 2026
4	The Call Center Doctors	Strong evidence	Houston, TX, United StatesHQ checked Sep 27, 2026	501-1,000	561 contacts →
	Strong evidence “We build fully managed call centers: Software build outs Hiring Training Integrations” Source: RevenueBase Database · checked Sep 27, 2026
5	Alvaria CX	Partial evidence	Atlanta, GA, United StatesHQ checked Sep 27, 2026	1,001-5,000	478 contacts →
	Partial evidence “Alvaria CX, the global leader in contact center solutions, emerged from the 2021 merger of Noble Systems and Aspect, bringing over 50 years of CX innovation.” Source: RevenueBase Database · checked Sep 27, 2026
6	Five Star Call Centers	Strong evidence	Sioux Falls, SD, United StatesHQ checked Sep 27, 2026	1,001-5,000	329 contacts →
	Strong evidence “Five Star Call Centers is a onshore and nearshore contact center outsourcer where we deliver outrageously amazing customer experiences for our clients and their customers.” Source: RevenueBase Database · checked Sep 27, 2026
7	Intellisoft Technologies	Indirect evidence	Farmers Branch, TX, United StatesHQ checked Sep 27, 2026	201-500	198 contacts →
	Indirect evidence “IntelliSoft Technologies, Inc.” Source: RevenueBase Database · checked Sep 27, 2026
8	3clogic	Partial evidence	Rockville, MD, United StatesHQ checked Sep 27, 2026	51-200	191 contacts →
	Partial evidence “3CLogic transforms customer and employee experiences with its leading Cloud Contact Center and Voice AI capabilities purpose-built to enhance today's leading CRM and Customer…” Source: RevenueBase Database · checked Sep 27, 2026
9	Replicant	Partial evidence	San Francisco, CA, United StatesHQ checked Sep 27, 2026	51-200	182 contacts →
	Partial evidence “AI that contact centers love” Source: RevenueBase Database · checked Sep 27, 2026
10	Gold Mountain Communications	Strong evidence	Springfield, MO, United StatesHQ checked Sep 27, 2026	201-500	180 contacts →
	Strong evidence “Gold Mountain Communications is a US-based live operator inbound/outbound call center and service agency helping leading national corporations outsource their customer service and…” Source: RevenueBase Database · checked Sep 27, 2026
11	Assembled	Indirect evidence	San Francisco, CA, United StatesHQ checked Sep 27, 2026	51-200	141 contacts →
	Indirect evidence “Industry leaders like Etsy, Robinhood, and Stripe trust Assembled to provide customer-facing AI agents and workforce planning at scale.” Source: RevenueBase Database · checked Sep 27, 2026
12	Vcloud	Partial evidence	Las Vegas, United StatesHQ checked Sep 27, 2026	501-1,000	136 contacts →
	Partial evidence “VCloud Interactive: Redefining Contact Center and Communications with AI and Cloud Technology VCloud Interactive, a subsidiary of VoiceCloud LLC, has been at the forefront of…” Source: RevenueBase Database · checked Sep 27, 2026
13	Amtelco	Partial evidence	Mcfarland, WI, United StatesHQ checked Sep 27, 2026	51-200	118 contacts →
	Partial evidence “Amtelco has been a family-owned communication software company since 1976 and devoted to providing secure, stable, and critical communication solutions for healthcare, contact…” Source: RevenueBase Database · checked Sep 27, 2026
14	Centurioncares, INC	Partial evidence	Oldsmar, FL, United StatesHQ checked Sep 27, 2026	11-50	117 contacts →
	Partial evidence “The contact center is the heartbeat of your organization, representing your brand while providing the vital link between your customers and your services.” Source: RevenueBase Database · checked Sep 27, 2026
15	Global Fidelis	Indirect evidence	Miami, FL, United StatesHQ checked Sep 27, 2026	501-1,000	99 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 27, 2026
16	ACC Premiere	Partial evidence	Southington, CT, United StatesHQ checked Sep 27, 2026	1,001-5,000	98 contacts →
	Partial evidence “ACC Premiere is a privately held, technology-first global provider of omnichannel outsourced contact center solutions, delivering exceptional customer experiences through a…” Source: RevenueBase Database · checked Sep 27, 2026
17	Calltrackingmetrics	Strong evidence	Millersville, MD, United StatesHQ checked Sep 27, 2026	51-200	95 contacts →
	Strong evidence “CallTrackingMetrics is the only digital platform that uses call tracking intelligence to inform contact center automation-resulting in a more personalized customer experience.” Source: RevenueBase Database · checked Sep 27, 2026
18	Donnelly Communications, INC	Partial evidence	Atlanta, GA, United StatesHQ checked Sep 27, 2026	201-500	95 contacts →
	Partial evidence “Donnelly Communications, Inc, a leading provider of 24/7/365 contact center solutions, focuses on increasing revenue for clients by exceeding customer expectations and driving…” Source: RevenueBase Database · checked Sep 27, 2026
19	IEX	Indirect evidence	Richardson, TX, United StatesHQ checked Sep 27, 2026	51-200	79 contacts →
	Indirect evidence “When you invest in a workforce management solution from IEX you get more than just a great product.” Source: RevenueBase Database · checked Sep 27, 2026
20	SQM Group INC	Strong evidence	Coeur D'alene, ID, United StatesHQ checked Sep 27, 2026	51-200	78 contacts →
	Strong evidence “SQM GROUP SQM Group is a software company specializing in automated QA for call center agents.” Source: RevenueBase Database · checked Sep 27, 2026
21	Leading Edge Connections, LLC	Indirect evidence	Tampa, NY, United StatesHQ checked Sep 27, 2026	1,001-5,000	72 contacts →
	Indirect evidence “LEC’s journey began back in 2018, just before the explosion of remote work.” Source: RevenueBase Database · checked Sep 27, 2026
22	Enablx	Indirect evidence	Randolph, NJ, United StatesHQ checked Sep 27, 2026	51-200	69 contacts →
	Indirect evidence “Enablx has been in business for over 20 years, providing outsourced customer service programs which blend the personal touch of live representatives with the efficiency of…” Source: RevenueBase Database · checked Sep 27, 2026
23	Advanced Customer Services	Strong evidence	Troy, MI, United StatesHQ checked Sep 27, 2026	51-200	68 contacts →
	Strong evidence “Advanced Customer Services specializes in third-party call center and contact center services.” Source: RevenueBase Database · checked Sep 27, 2026
24	Onvisource	Partial evidence	Dallas, TX, United StatesHQ checked Sep 27, 2026	51-200	66 contacts →
	Partial evidence “With over 21 years of proven industry experience and contact center domain expertise, OnviSource, Inc, pioneers “Un-Tooling AI” and delivers AI not as a tool but as a workforce…” Source: RevenueBase Database · checked Sep 27, 2026
25	Playvox By Nice	Partial evidence	Sunnyvale, CA, United StatesHQ checked Sep 27, 2026	5,001-10,000	62 contacts →
	Partial evidence “Empowering Digital-Focused Contact Centers with AI-Driven Workforce Management At Playvox by NiCE Workforce Management (WFM), we revolutionize customer interaction management…” Source: RevenueBase Database · checked Sep 27, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: call center automation software companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names call center automation software companies.
Partial evidence: Its own public description names part of call center automation software companies, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name call center automation software companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 25 of 414 call center automation software companies based in the United States

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Call center automation software companies based in the United States at a glance

As of Sep 27, 2026

33.8%Verified-email coverage

46.9Average contacts per company

11-50Median size (employees)

3.9%Largest-city concentration · New York

Sep 27, 2026Page data refreshed

Companies by employee count

1-10

134

11-50

152

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

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 414 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among call center automation software companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies: Companies headquartered in the United States whose own description of what they do matches “call center automation software companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search: RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names call center automation software companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude: Companies whose own description does not clearly place them among call center automation software companies, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
Match quality: In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 6,566 across the full list. 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.
Corrections: Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names call center automation software companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many call center automation software companies are there based in the United States?

RevenueBase identified 414 call center automation software companies headquartered in the United States as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Freshworks, headquartered in San Mateo, tops this list with the largest team on record.

Which city has the most call center automation software companies?

New York leads with 16 headquartered companies, followed by San Francisco (16) and Atlanta (14).

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 6,566 verified decision-maker contacts tracked across these 414 companies.

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.

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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 Smart Search, 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.