Company lists · Data refreshed November 2026

Top 25 Phone dialing services based in the United States

RevenueBase identified 309 company matches for phone dialing services associated with the United States as of November 2026 and tracks 4,591 professional contacts across them, including 1,171 with verified work emails. San Francisco is the largest hub.

This list covers company matches for phone dialing services 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 November 6, 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 Nov 6, 2026 How this list was built
309Companies
4,591Contacts tracked
1,171Verified emails
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The 25 largest phone dialing services based in the United States

Ranked by team size
Top 25 of 309 company matches for phone dialing services based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchLos Angeles, CA, United StatesHQ recorded Nov 6, 2026201-500256 contacts →

Exact match

“Convoso is an outbound sales platform built for high-velocity revenue teams and contact centers that need to reach, connect with, and convert more leads.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchDetroit, MI, United StatesHQ recorded Nov 6, 20261,001-5,000168 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchRemote Usa, United StatesHQ recorded Nov 6, 202651-200161 contacts →

Exact match

“Orum is the live calling performance system for modern SDR teams.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchLas Vegas, United StatesHQ recorded Nov 6, 2026501-1,000155 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchAtlanta, GA, United StatesHQ recorded Nov 6, 2026501-1,000139 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchOldsmar, FL, United StatesHQ recorded Nov 6, 202611-50122 contacts →

Exact match

“The contact center is the heartbeat of your organization, representing your brand while providing the vital link between your customers and your services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchIdaho Falls, United StatesHQ recorded Nov 6, 2026201-500114 contacts →

Exact match

“Channel Blend offers innovative solutions that allow consumers and businesses communication via an internet to voice channel.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchClaymont, DE, United StatesHQ recorded Nov 6, 202651-200105 contacts →

Exact match

“CallHippo is an AI-powered business communication platform built to empower sales and support teams with seamless, smart, and scalable interactions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchScottsdale, AZ, United StatesHQ recorded Nov 6, 202651-200104 contacts →

Exact match

“Aloware is the compliant, AI-driven phone system that works with your CRM to help you improve sales conversations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchSanta Monica, CA, United StatesHQ recorded Nov 6, 202651-20073 contacts →

Exact match

“Kixie is a powerful, all-in-one calling and texting engagement platform that integrates natively with all leading CRMs, including HubSpot, Salesforce, Pipedrive, HighLevel, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchCleveland, OH, United StatesHQ recorded Nov 6, 2026n/a73 contacts →

Exact match

“Pound 250 allows consumers and prospects to more easily connect with advertisers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchEl Segundo, CA, United StatesHQ recorded Nov 6, 202611-5070 contacts →

Exact match

“Ricochet360 is the All-in-One Cloud Phone System, CRM/Lead Management, and Marketing Automation Platform designed for both inbound & outbound agents looking for a competitive…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 202611-5063 contacts →

Exact match

“SuperDial automates high-volume outbound phone calls that healthcare teams make to insurers using advanced voice AI.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 202611-5060 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchIrvine, CA, United StatesHQ recorded Nov 6, 202651-20059 contacts →

Exact match

“Ytel helps sales teams talk to more people and close more deals.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchLaguna Beach, CA, United StatesHQ recorded Nov 6, 202611-5054 contacts →

Exact match

“PhoneBurner is a power dialer that helps sales teams get through calls faster and have up to 4x more live conversations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchLubbock, TX, United StatesHQ recorded Nov 6, 202651-20054 contacts →

Exact match

“TAS United is a US-based multinational telecommunication company that delivers live and automated call processing solutions for our medical and business clients throughout the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchThousand Oaks, United StatesHQ recorded Nov 6, 2026201-50053 contacts →

Exact match

“ViaSource Solutions’ vision is to be recognized as an industry leader providing Inbound Contact Management Solutions and Outbound Programs to the business community.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchMays Landing, NJ, United StatesHQ recorded Nov 6, 202651-20053 contacts →

Exact match

“The leading provider of hosted dialer and voice messaging services, Global Connect gives you unsurpassed speed and capacity.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchPalo Alto, CA, United StatesHQ recorded Nov 6, 2026201-50052 contacts →

Exact match

“JustCall is an AI-powered communication platform built for high-growth sales and support teams capture, connect, and convert faster by replacing manual friction with instant…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchIrvine, CA, United StatesHQ recorded Nov 6, 202651-20048 contacts →

Exact match

“LeadAdvisors is an operator-led BPO and digital growth company headquartered in Orange County, CA, with global operations across the Philippines, Latin America, the Middle East…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchDanville, KY, United StatesHQ recorded Nov 6, 202611-5048 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchWindham, NH, United StatesHQ recorded Nov 6, 202651-20046 contacts →

Exact match

“Koncert is a leading AI-powered B2B Sales Engagement Platform with over 15 years of innovation in dialer technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchIndianapolis, IN, United StatesHQ recorded Nov 6, 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 · Nov 6, 2026 · View company records in RevenueBase
25Exact matchMiddletown, DE, United StatesHQ recorded Nov 6, 202651-20039 contacts →

Exact match

“smrtPhone is the Agentic Conversation Platform, where the conversations that run your business actually run.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 309 phone dialing services based in the United States

See the full list, filter by size, metro and specialty, and access 1,171 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Phone dialing services based in the United States at a glance

As of Nov 6, 2026
25.5%Verified-email coverage
14.9Average contacts per company
11-50Median size (employees)
5.2%Largest-city concentration · San Francisco
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
142
11-50
109
51-200
41
201-500
14
501-1,000
2
1,001-5,000
1

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 309 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 “phone dialing services” 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 1,171 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 November 6, 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 “phone dialing services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many phone dialing services are there based in the United States?

RevenueBase identified 309 company matches for phone dialing services associated with the United States as of November 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?

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

Which city has the most phone dialing services?

San Francisco leads with 16 company records, followed by New York (14) and Los Angeles (11).

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 1,171 professional contacts with verified work emails tracked across these 309 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 November 6, 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 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.