Company lists · Data refreshed September 2026

Top 25 Appointment scheduling services companies based in the United States

Name: Appointment scheduling services 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 19, 2026 411 companies tracked

RevenueBase identified 411 appointment scheduling services companies headquartered in the United States as of September 2026 and tracks 5,937 professional contacts across them, including 1,791 with verified work emails. New York is the largest hub.

This list covers appointment scheduling services 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 19, 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 19, 2026 86% judged on-target in blind review

411Companies

5,937Contacts tracked

1,791Verified emails

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The 25 largest appointment scheduling services companies based in the United States

Ranked by team size

Top 25 of 411 appointment scheduling services companies based in the United States, ranked by team size, largest first. Data refreshed Sep 19, 2026. RevenueBase Smart Search rates how each company's information relates to appointment scheduling services 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	Zocdoc	Indirect evidence	New York, NY, United StatesHQ checked Sep 19, 2026	501-1,000	1,339 contacts →
	Indirect evidence “Zocdoc is the healthcare access infrastructure that connects patients to great care.” Source: RevenueBase Database · checked Sep 19, 2026
2	Boulevard	Indirect evidence	Los Angeles, CA, United StatesHQ checked Sep 19, 2026	201-500	486 contacts →
	Indirect evidence “Boulevard is the business management platform trusted by the fastest-growing salons, spas, and med spas.” Source: RevenueBase Database · checked Sep 19, 2026
3	Vagaro	Indirect evidence	Pleasanton, CA, United StatesHQ checked Sep 19, 2026	201-500	450 contacts →
	Indirect evidence “At Vagaro, we're passionate about empowering businesses in the beauty, fitness, and wellness industries to thrive.” Source: RevenueBase Database · checked Sep 19, 2026
4	TEEM	Indirect evidence	Salt Lake City, UT, United StatesHQ checked Sep 19, 2026	1,001-5,000	411 contacts →
	Indirect evidence “Teem is building the hybrid workforce for healthcare practices, connecting providers with qualified, reliable, English-proficient virtual assistants for front desk, scribing…” Source: RevenueBase Database · checked Sep 19, 2026
5	Glossgenius	Indirect evidence	New York, NY, United StatesHQ checked Sep 19, 2026	51-200	340 contacts →
	Indirect evidence “GlossGenius is one of the quickest growing solutions powering small business owners across the US in the beauty & wellness space with elegant, vibrant, and intuitive software.” Source: RevenueBase Database · checked Sep 19, 2026
6	Relatient	Indirect evidence	Atlanta, GA, United StatesHQ checked Sep 19, 2026	201-500	250 contacts →
	Indirect evidence “At Relatient we’re on a mission to make access to healthcare simpler.” Source: RevenueBase Database · checked Sep 19, 2026
7	Sequence Health A Guideway Care Company	Indirect evidence	Atlanta, GA, United StatesHQ checked Sep 19, 2026	201-500	107 contacts →
	Indirect evidence “Sequence Health brings decades of dedicated healthcare expertise, offering full-service medical contact center solutions designed to adapt to the unique needs of any healthcare…” Source: RevenueBase Database · checked Sep 19, 2026
8	Mytime	Strong evidence	Los Angeles, CA, United StatesHQ checked Sep 19, 2026	11-50	88 contacts →
	Strong evidence “MyTime is a fully integrated appointment scheduling, point-of-sale and customer engagement platform for multi-location chains and franchises.” Source: RevenueBase Database · checked Sep 19, 2026
9	Bookedby	Partial evidence	Austin, TX, United StatesHQ checked Sep 19, 2026	51-200	85 contacts →
	Partial evidence “BookedBy is business management software for salons, spas, and other appointment-based service businesses that helps create exceptional client experiences, streamline operations…” Source: RevenueBase Database · checked Sep 19, 2026
10	Referwell	Indirect evidence	Stamford, CT, United StatesHQ checked Sep 19, 2026	51-200	62 contacts →
	Indirect evidence “ReferWell is a healthcare technology company on a mission to get people to the doctor.” Source: RevenueBase Database · checked Sep 19, 2026
11	Sumo Scheduler	Strong evidence	Atlanta, GA, United StatesHQ checked Sep 19, 2026	51-200	57 contacts →
	Strong evidence “SUMO is a customer engagement platform that includes online Appointment, Event, and Field Sales scheduling, built fully native on Salesforce.” Source: RevenueBase Database · checked Sep 19, 2026
12	Statlinx	Indirect evidence	Stamford, CT, United StatesHQ checked Sep 19, 2026	51-200	56 contacts →
	Indirect evidence “STATLINX’s medical call center services streamline patient communication and practice operations through a HIPAA‑compliant contact center that integrates directly with Epic and…” Source: RevenueBase Database · checked Sep 19, 2026
13	cal.com	Partial evidence	San Francisco, CA, United StatesHQ checked Sep 19, 2026	11-50	46 contacts →
	Partial evidence “Cal.com is a modern, fully customizable scheduling platform built for teams that care about both power and design.” Source: RevenueBase Database · checked Sep 19, 2026
14	Posh Virtual Receptionists	Indirect evidence	Virginia Beach, VA, United StatesHQ checked Sep 19, 2026	51-200	37 contacts →
	Indirect evidence “You work hard to make your business a success.” Source: RevenueBase Database · checked Sep 19, 2026
15	Pike13	Indirect evidence	Seattle, WA, United StatesHQ checked Sep 19, 2026	11-50	36 contacts →
	Indirect evidence “Pike13 transforms the way client-focused businesses manage their day-to-day operations.” Source: RevenueBase Database · checked Sep 19, 2026
16	Goldie	Indirect evidence	Atlanta, GA, United StatesHQ checked Sep 19, 2026	11-50	35 contacts →
	Indirect evidence “Goldie is all about empowering independent business owners who have taken bold steps to venture out on their own and work for themselves.” Source: RevenueBase Database · checked Sep 19, 2026
17	NR Medical	Indirect evidence	Covina, CA, United StatesHQ checked Sep 19, 2026	51-200	32 contacts →
	Indirect evidence “At NR Medical, we excel in providing exceptional support to medical and healthcare practices, effectively becoming an extension of your office.” Source: RevenueBase Database · checked Sep 19, 2026
18	Picktime	Partial evidence	Austin, TX, United StatesHQ checked Sep 19, 2026	11-50	31 contacts →
	Partial evidence “Picktime is one of the world's leading scheduling platforms providing a quick, intuitive tool that enables professionals to book meetings with clients.” Source: RevenueBase Database · checked Sep 19, 2026
19	Timezest	Indirect evidence	Wilmington, DE, United StatesHQ checked Sep 19, 2026	11-50	29 contacts →
	Indirect evidence “TimeZest is the dispatch company for managed service providers.” Source: RevenueBase Database · checked Sep 19, 2026
20	Visionappoint	Indirect evidence	Brooklyn, United StatesHQ checked Sep 19, 2026	51-200	26 contacts →
	Indirect evidence “Founded by optometrist Dr.” Source: RevenueBase Database · checked Sep 19, 2026
21	Schedulicity	Strong evidence	Bozeman, MT, United StatesHQ checked Sep 19, 2026	51-200	26 contacts →
	Strong evidence “Schedulicity - A Vagaro Company - is the leading online appointment, class and workshop scheduling platform for discovering and booking local services in more than 50 different…” Source: RevenueBase Database · checked Sep 19, 2026
22	Virginia Family Medicine, Pllc	Indirect evidence	Fairfax, VA, United StatesHQ checked Sep 19, 2026	11-50	25 contacts →
	Indirect evidence “Virginia Family Medicine is a medical practice located in Fairfax, VA.” Source: RevenueBase Database · checked Sep 19, 2026
23	Hirebizmed	Indirect evidence	Miami, FL, United StatesHQ checked Sep 19, 2026	51-200	24 contacts →
	Indirect evidence “Welcome to HirebizMed, the leading company in providing well-experienced Medical Virtual Assistants for healthcare professionals.” Source: RevenueBase Database · checked Sep 19, 2026
24	Medtrans Go, INC	Partial evidence	Atlanta, GA, United StatesHQ checked Sep 19, 2026	11-50	24 contacts →
	Partial evidence “MedTrans Go is a B2B healthcare appointment optimization platform solving the $150B problem of medical appointment cancellations and improving patient throughput.” Source: RevenueBase Database · checked Sep 19, 2026
25	Holly By Nimblr.ai	Indirect evidence	Santa Monica, CA, United StatesHQ checked Sep 19, 2026	11-50	22 contacts →
	Indirect evidence “Holly by Nimblr is an AI-powered front desk agent that helps over 180 U.S.” Source: RevenueBase Database · checked Sep 19, 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: appointment scheduling services 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 appointment scheduling services companies.
Partial evidence: Its own public description names part of appointment scheduling services companies, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name appointment scheduling services 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 411 appointment scheduling services companies based in the United States

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Appointment scheduling services companies based in the United States at a glance

As of Sep 19, 2026

30.2%Verified-email coverage

14.4Average contacts per company

1-10Median size (employees)

5.4%Largest-city concentration · New York

Sep 19, 2026Page data refreshed

Companies by employee count

1-10

231

11-50

131

51-200

201-500

501-1,000

1,001-5,000

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 411 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 appointment scheduling services 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 “appointment scheduling services 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 appointment scheduling services 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 appointment scheduling services 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, 1,791 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 19, 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 appointment scheduling services 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 appointment scheduling services companies are there based in the United States?

RevenueBase identified 411 appointment scheduling services 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?

Zocdoc, headquartered in New York, tops this list with the largest team on record.

Which city has the most appointment scheduling services companies?

New York leads with 22 headquartered companies, followed by Los Angeles (13) and San Francisco (12).

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 1,791 verified decision-maker contacts tracked across these 411 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 19, 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.