Company lists · Data refreshed September 2026

Top 25 Inbound call management software vendors worldwide

RevenueBase identified 787 inbound call management software vendors worldwide as of September 2026 and tracks 12,440 professional contacts across them, including 2,135 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers inbound call management software vendors worldwide, 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 28, 2026. Country and city lists for inbound call management software vendors follow the table.

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 28, 2026 86% judged on-target in blind review
787Companies
12,440Contacts tracked
2,135Verified emails
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The 25 largest inbound call management software vendors worldwide

Ranked by team size
Top 25 of 787 inbound call management software vendors worldwide, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to inbound call management software vendors: 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.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceHorsham, PA, United StatesHQ checked Sep 28, 2026501-1,000883 contacts →

Indirect evidence

“If you are interested in growing your business or increasing efficiency, AnswerNet has the expertise, technology, and people to help you take your company to new heights!”

Source: RevenueBase Database · checked Sep 28, 2026
2Indirect evidenceBoulder, CO, United StatesHQ checked Sep 28, 20261,001-5,000878 contacts →

Indirect evidence

“Decades of expertise distilled into innovative workforce tools.”

Source: RevenueBase Database · checked Sep 28, 2026
3Partial evidenceMarseille, FranceHQ checked Sep 28, 2026201-500179 contacts →

Partial evidence

“EVEN MEDIA INTERACTIVE is a computer software company based out of 12 BOULEVARD D ATHENES, MARSEILLE, France.”

Source: RevenueBase Database · checked Sep 28, 2026
4Indirect evidenceNew Delhi, IndiaHQ checked Sep 28, 202651-200147 contacts →

Indirect evidence

“At Teckinfo, we are committed to pioneering advancements in communication technology.”

Source: RevenueBase Database · checked Sep 28, 2026
5Partial evidenceAtlanta, GA, United StatesHQ checked Sep 28, 2026501-1,000132 contacts →

Partial evidence

“On May 10, 2021 Aspect Software and Noble Systems merged to form Alvaria.”

Source: RevenueBase Database · checked Sep 28, 2026
6Indirect evidenceLondon, United KingdomHQ checked Sep 28, 202651-200127 contacts →

Indirect evidence

“Natterbox is an AI-powered contact center solution that's natively integrated to Salesforce.”

Source: RevenueBase Database · checked Sep 28, 2026
7Indirect evidenceRivas-vaciamadrid, SpainHQ checked Sep 28, 202651-200118 contacts →

Indirect evidence

“Compañía creada en 1995 especializada en el Desarrollo, Instalación, Mantenimiento y Evolución de Soluciones para Contact Centers.”

Source: RevenueBase Database · checked Sep 28, 2026
8Partial evidenceBannockburn, IL, United StatesHQ checked Sep 28, 202651-200117 contacts →

Partial evidence

“ISI Queue Analytics offers unparalleled insights into call queue performance, seamlessly integrating with Cisco, Webex and Microsoft Teams.”

Source: RevenueBase Database · checked Sep 28, 2026
9Indirect evidenceOldsmar, FL, United StatesHQ checked Sep 28, 202611-50117 contacts →

Indirect 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 28, 2026
10Partial evidenceSão Paulo, BrazilHQ checked Sep 28, 2026201-500109 contacts →

Partial evidence

“Meet Robbu, software is about humanity, we are the first generation in the world to have this digital service experience!”

Source: RevenueBase Database · checked Sep 28, 2026
11Partial evidenceBenito Juarez, MexicoHQ checked Sep 28, 202651-200101 contacts →

Partial evidence

“Nuxiba has over 25 years of experience in engineering software for improving the operation of hundreds of contact centers around the world.”

Source: RevenueBase Database · checked Sep 28, 2026
12Partial evidenceMillersville, MD, United StatesHQ checked Sep 28, 202651-20095 contacts →

Partial 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 28, 2026
13Indirect evidenceHamburg, GermanyHQ checked Sep 28, 202651-20070 contacts →

Indirect evidence

“Kundenservice ist der Schlüssel zu einem nachhaltigen wirtschaftlichen Erfolg und langfristiger Kundenbindung.”

Source: RevenueBase Database · checked Sep 28, 2026
14Indirect evidenceSt Julians, MaltaHQ checked Sep 28, 202651-20065 contacts →

Indirect evidence

“At Vittoria Services we know the value of offering a customer journey that is positive, patient and unique.”

Source: RevenueBase Database · checked Sep 28, 2026
15Indirect evidenceUnited StatesHQ checked Sep 28, 2026501-1,00064 contacts →

Indirect evidence

“Awarding winning Self Service Solutions for Voice Portal and Contact Portal applications (IVR and Speech solutions) as well as a web based VoIP Contact Center product.”

Source: RevenueBase Database · checked Sep 28, 2026
16Indirect evidenceDanville, KY, United StatesHQ checked Sep 28, 202611-5059 contacts →

Indirect evidence

“AllCall solutions give our clients flexibility and support to sustain a positive customer experience every time the phone rings.”

Source: RevenueBase Database · checked Sep 28, 2026
17Partial evidenceColumbia, SC, United StatesHQ checked Sep 28, 202651-20058 contacts →

Partial evidence

“Swampfox Technologies is a modern software, solutions and services company focused on empowering amazing customer journeys for the enterprise Contact Center.”

Source: RevenueBase Database · checked Sep 28, 2026
18Indirect evidenceZagreb, CroatiaHQ checked Sep 28, 202651-20057 contacts →

Indirect evidence

“Bulb Technologies helps all types of CSPs and enterprises to deliver a superior customer experience, reduce customer support related cost and increase revenues.”

Source: RevenueBase Database · checked Sep 28, 2026
19Strong evidenceSan Francisco, CA, United StatesHQ checked Sep 28, 202611-5057 contacts →

Strong evidence

“MightyCall is a cloud-based call center software provider, specializing in delivering affordable and intuitive solutions for small and mid-sized businesses.”

Source: RevenueBase Database · checked Sep 28, 2026
20Partial evidenceKohuwala, Sri LankaHQ checked Sep 28, 202651-20057 contacts →

Partial evidence

“iPhonik Private Limited is a leading provider of innovative software solutions designed to revolutionize the way contact centers operate.”

Source: RevenueBase Database · checked Sep 28, 2026
21Indirect evidenceWarszawa, PolandHQ checked Sep 28, 202651-20057 contacts →

Indirect evidence

“Alfavox is a producer of the award-winning advanced omni-channel contact center systems.”

Source: RevenueBase Database · checked Sep 28, 2026
22Partial evidenceEasingwold, United KingdomHQ checked Sep 28, 202651-20049 contacts →

Partial evidence

“TeleWare design software to help businesses communicate better with their customers and employees by routing communications more effectively.”

Source: RevenueBase Database · checked Sep 28, 2026
23Strong evidenceColombo 03, Sri LankaHQ checked Sep 28, 202611-5049 contacts →

Strong evidence

“Duo Software is a leading provider of contact center management software for corporations across highly competitive industries in Sri Lanka.”

Source: RevenueBase Database · checked Sep 28, 2026
24Partial evidenceHedensted, DenmarkHQ checked Sep 28, 202611-5049 contacts →

Partial evidence

“At Miralix we offer intelligent customer contact management through our self-developed contact center and switchboard solution.”

Source: RevenueBase Database · checked Sep 28, 2026
25Partial evidenceThane, IndiaHQ checked Sep 28, 2026201-50048 contacts →

Partial evidence

“eDAS is a Digital automation company producing Software Solutions from on-Premise solutions to Software as a Service (SaaS) Solutions.”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 25 of 787 inbound call management software vendors worldwide

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Inbound call management software vendors worldwide at a glance

As of Sep 28, 2026
17.2%Verified-email coverage
15.8Average contacts per company
11-50Median size (employees)
2.4%Largest-city concentration · Sao Paulo
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
250
11-50
337
51-200
150
201-500
26
501-1,000
11
1,001-5,000
10
10001+
1

Email recency is reported on each country list linked below.

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 inbound call management software vendors, 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.
Coverage
Every country. Country and city lists for inbound call management software vendors are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “inbound call management software vendors”. 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 inbound call management software vendors), 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 inbound call management software vendors, and records with no verified work email.
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, 2,135 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 28, 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.

Inbound call management software vendors by location

5 lists · largest first

Every Inbound call management software vendors list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 inbound call management software vendors, 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 inbound call management software vendors are there worldwide?

RevenueBase identified 787 inbound call management software vendors worldwide 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?

Answernet, headquartered in Horsham, tops this list with the largest team on record.

Which country has the most inbound call management software vendors?

The United States leads with 155 companies, followed by India (66) and Brazil (49). Every inbound call management software vendors list by country and city is linked on this page.

Which city has the most inbound call management software vendors?

Sao Paulo leads with 19 headquartered companies, followed by London (13) and Chennai (9).

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 2,135 verified decision-maker contacts tracked across these 787 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 28, 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.