Company lists · Data refreshed September 2026
Top 25 Telemarketing staffing agencies worldwide
RevenueBase identified 1,934 telemarketing staffing agencies worldwide as of September 2026 and tracks 25,389 professional contacts across them, including 1,809 with verified work emails. The United States is the largest market and Rawalpindi the largest hub.
This list covers telemarketing staffing agencies 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 29, 2026. Country and city lists for telemarketing staffing agencies 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.
The 25 largest telemarketing staffing agencies worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 649 contacts → | ||||
Indirect evidence “We at Girnar Care work towards customer satisfaction and it is also a center of customer excellence.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 2 | 428 contacts → | ||||
Indirect evidence “Alliance is a domestically operated, internationally recognized professional contact center specializing in lead generation and appointment setting.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 3 | 393 contacts → | ||||
Indirect evidence “Touchstone Communications was built in 2002 on the philosophy of hiring educated, motivated talent and then providing them with the best training and management to achieve our…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 4 | 299 contacts → | ||||
Indirect evidence “Somos una compañía de soluciones de Sales & Marketing que provee, gestiona y potencia equipos de personas a través de distintas tecnologías.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 5 | 291 contacts → | ||||
Indirect evidence “The market knows us as the leader in appointment setting.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 6 | 289 contacts → | ||||
Indirect evidence “Current Vertical Focus: Real Estate - Lead Generation, Lead Conversion, Lead Qualification, Agent Recruiting Mortgage - Lead Conversion, Lead Qualification Insurance - Lead…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 7 | 276 contacts → | ||||
Indirect evidence “Accept@ Servicios Integrales es una empresa especializada en la venta telefónica que pertenece al Grupo Santalucia.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 8 | 264 contacts → | ||||
Partial evidence “Verigent is a nationally recognized leader in Telecom and IT staffing, helping organizations solve workforce challenges with flexible, tailored solutions.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 9 | 247 contacts → | ||||
Indirect evidence “Rocket Connections is a sales and support platform specializing in contact center services.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 10 | 243 contacts → | ||||
Partial evidence “The Telemarketing Company is one of the UK's most trusted telemarketing agencies, delivering flexible, high-quality voice services, including pre and post sales research…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 11 | 205 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 12 | 167 contacts → | ||||
Indirect evidence “Since 2013, askOsca.com has empowered the largest and fastest-growing companies to convert their best accounts faster by finding and engaging throughout the customer journey with…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 13 | 149 contacts → | ||||
Partial evidence “Callpoint bietet Schweizer Call Center Services in den Bereichen Customer Service, Pikettdienst, Helpdesk und Telemarketing an – vor allem für grössere Unternehmen.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 14 | 148 contacts → | ||||
Indirect evidence “For 15 years, we steadily are providing face to face appointments to keep your sales people busy.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 15 | 146 contacts → | ||||
Indirect evidence “En Balat llevamos más de 30 años acompañando a empresas, organizaciones y marcas en uno de los momentos más importantes de su relación con las personas: cada interacción.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 16 | 139 contacts → | ||||
Partial evidence “TELEMARKETING Outbound • Venta de Productos y Servicios • Seguimiento Post-Venta • Generación de Citas • Confirmación de Citas • Gestión de Cobranza • Encuestas de Servicio •…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 17 | 136 contacts → | ||||
Indirect evidence “iSales AB är en inspirationskälla för många individer med en grundsyn att mångfald skapar både bättre idéer och affärer.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 18 | 127 contacts → | ||||
Indirect evidence “More than 25 years ago Paramount began an organic evolution to fill an industry gap in Contact Center workforce solutions.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 19 | 124 contacts → | ||||
Indirect evidence “Maskineriet AS er Norges største callcenter med over 450 ansatte fordelt på Arendal, Oslo, Skien og Trondheim.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 20 | 119 contacts → | ||||
Partial evidence “GCL, with its unique, non-scripted approach to telemarketing and related marketing services, has for over 30 years established an enviable reputation for providing winning lead…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 21 | 118 contacts → | ||||
Indirect evidence “The Sales Factory is a recognized category leader in Outsourced Sales and Lead Generation globally trusted by fast growing scaleups, banks, governments, and S & P500 companies.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 22 | 116 contacts → | ||||
Indirect evidence “Since 2016, Air Marketing has been the trusted outsourced sales and lead generation agency in the UK for ambitious B2B businesses.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 23 | 111 contacts → | ||||
Indirect evidence “Telesales für IT Branchen” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 24 | 98 contacts → | ||||
Indirect evidence “Errescuer es una #empresa joven, fresca, responsable, con bases sólidas que nos van direccionando al crecimiento dentro del mercado de #CallCenter y #Telemercadeo.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 25 | 94 contacts → | ||||
Indirect evidence “Online Fulfillment Sverige AB strengthens organisations through professional, competent and genuinely human customer dialogue.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
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: telemarketing staffing agencies. 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 telemarketing staffing agencies.
- Partial evidence
- Its own public description names part of telemarketing staffing agencies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name telemarketing staffing agencies. 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 1,934 telemarketing staffing agencies worldwide
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Telemarketing staffing agencies worldwide at a glance
As of Sep 29, 2026Companies by employee count
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 telemarketing staffing agencies, 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 telemarketing staffing agencies are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “telemarketing staffing agencies”. 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 telemarketing staffing agencies), 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 telemarketing staffing agencies, 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, 1,809 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 29, 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.
Telemarketing staffing agencies by location
10 lists · largest firstEvery Telemarketing staffing agencies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Telemarketing staffing agencies based in the United States308
- Telemarketing staffing agencies based in the United Kingdom195
- Telemarketing staffing agencies based in India110
- Telemarketing staffing agencies based in the Philippines81
- Telemarketing staffing agencies based in Germany64
- Telemarketing staffing agencies based in the Netherlands62
- Telemarketing staffing agencies based in Canada47
- Telemarketing staffing agencies based in France46
- Telemarketing staffing agencies based in Denmark31
- Telemarketing staffing agencies based in Sweden26
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 telemarketing staffing agencies, 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 telemarketing staffing agencies are there worldwide?
RevenueBase identified 1,934 telemarketing staffing agencies 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?
Girnar Care, headquartered in Jaipur, tops this list with the largest team on record.
Which country has the most telemarketing staffing agencies?
The United States leads with 308 companies, followed by the United Kingdom (195) and India (110). Every telemarketing staffing agencies list by country and city is linked on this page.
Which city has the most telemarketing staffing agencies?
Rawalpindi leads with 47 headquartered companies, followed by London (25) and Islamabad (20).
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 1,809 verified decision-maker contacts tracked across these 1,934 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 29, 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.