Company lists · Data refreshed September 2026

Top 25 Customer service call centers based in Mexico

Name: Customer service call centers based in Mexico
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 1, 2026 87 companies tracked

RevenueBase identified 87 customer service call centers headquartered in Mexico as of September 2026 and tracks 5,610 professional contacts across them, including 297 with verified work emails and 245 with mobile numbers. Tijuana is the largest hub.

This list covers customer service call centers headquartered in Mexico, 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 1, 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 RevenueBase Smart Search rating on every row Refreshed Sep 1, 2026 86% judged on-target in blind review

87Companies

5,610Contacts tracked

297Verified emails

245Mobile numbers

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The 25 largest customer service call centers based in Mexico

Ranked by team size

Top 25 of 87 customer service call centers based in Mexico, ranked by team size, largest first. Data refreshed Sep 1, 2026. RevenueBase Smart Search rates how each company's information relates to customer service call centers: 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	Datamark, INC	Partial evidence	Chihuahua, Mexico	1,001-5,000	1,411 contacts →
	Partial evidence “DATAMARK Inc, a provider of omni-channel contact centers and business process outsourcing (BPO) services since 1989, employs more than at our facilities in the United States…” Source: RevenueBase Database · checked Sep 1, 2026
2	Impulse Telecom Queretaro	Partial evidence	Queretaro, Mexico	1,001-5,000	365 contacts →
	Partial evidence “IMPULSE TELECOM es el Contact Center líder en ventas en México.” Source: RevenueBase Database · checked Sep 1, 2026
3	Onbrand24	Strong evidence	Mexico	1,001-5,000	346 contacts →
	Strong evidence “As a distinguished global leader in call center outsourcing, OnBrand24 takes pride in its 30-year legacy of delivering exceptional inbound and outbound call center services across…” Source: RevenueBase Database · checked Sep 1, 2026
4	Anexa BPO	Partial evidence	Mexico	1,001-5,000	338 contacts →
	Partial evidence “29 años de experiencia brindando soluciones integrales de contact center que superen las expectativas de nuestros clientes, a través de un equipo altamente capacitado, tecnología…” Source: RevenueBase Database · checked Sep 1, 2026
5	Call Center DE México	Partial evidence	Ciudad De Mexico, Mexico	1,001-5,000	194 contacts →
	Partial evidence “Somos un Contact Center Omnicanal Expertos en atención al cliente, soporte técnico y ventas, entre otros servicios, con los que podemos perfilar tu solución de contacto.” Source: RevenueBase Database · checked Sep 1, 2026
6	Callcom Contact Center	Indirect evidence	Monterrey, Mexico	201-500	139 contacts →
	Indirect 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 1, 2026
7	Telvista México	Partial evidence	Tijuana, Mexico	5,001-10,000	138 contacts →
	Partial evidence “Telvista is a contact center with 27 years of experience.” Source: RevenueBase Database · checked Sep 1, 2026
8	ONE Contact By Migesa	Indirect evidence	Santa Catarina, Mexico	201-500	105 contacts →
	Indirect evidence “ONE CONTACT is a comprehensive service platform that combines technology and human talent to optimize and upscale business processes.” Source: RevenueBase Database · checked Sep 1, 2026
9	Icsi Comercial	Indirect evidence	Coatzacoalcos, Mexico	51-200	105 contacts →
	Indirect evidence “Ofrecemos a empresas líderes en tercerización de servicios de soporte y clientes con cobertura nacional nuestro servicio.” Source: RevenueBase Database · checked Sep 1, 2026
10	Errescuer MX	Indirect evidence	Mexico	501-1,000	97 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 1, 2026
11	Escotel	Indirect evidence	Federal, Mexico	51-200	87 contacts →
	Indirect evidence “ESCOTEL es una empresa joven, de capital y talento 100% mexicano, creada desde el 2007 por expertos en soluciones de negocio de muchos sectores de la industria por más de 20 años…” Source: RevenueBase Database · checked Sep 1, 2026
12	Voxcentrix	Strong evidence	Mexico	201-500	59 contacts →
	Strong evidence “Voxcentrix is a nearshore BPO Call Center situated 5 minutes away from the US/Mexican border in Tijuana Mexico.” Source: RevenueBase Database · checked Sep 1, 2026
13	Ashesi Global Services	Indirect evidence	Hermosillo, Mexico	51-200	56 contacts →
	Indirect evidence “Ashesi Global Services,(AGS) proporciona servicios externalizados de atención al cliente, retención, facturación, reservas, televenta, generación de clientes potenciales…” Source: RevenueBase Database · checked Sep 1, 2026
14	Calls Contact Center	Indirect evidence	Mexico	51-200	48 contacts →
	Indirect evidence “Somos una empresa cuyo objetivo es acercarte a tu mercado objetivo, generar nuevas oportunidades de negocio, retener y crecer a tus clientes actuales, proporcionar servicio a…” Source: RevenueBase Database · checked Sep 1, 2026
15	Phonex Contact Center	Partial evidence	Miguel Hidalgo, Mexico	201-500	47 contacts →
	Partial evidence “Phonex es una empresa dedicada a brindar servicios de contact center.” Source: RevenueBase Database · checked Sep 1, 2026
16	Callfasst International Corp	Indirect evidence	Mexico	1,001-5,000	47 contacts →
	Indirect evidence “CallFasst International, Corp.” Source: RevenueBase Database · checked Sep 1, 2026
17	Cybercity Call Center	Strong evidence	Tijuana, Mexico	201-500	46 contacts →
	Strong evidence “At CyberCity Call Center, we provide call center services for all industries and sectors.” Source: RevenueBase Database · checked Sep 1, 2026
18	Support Services Group - Mexico	Partial evidence	Hermosillo, Mexico	n/a	36 contacts →
	Partial evidence “Support Services Group is a global, omnichannel contact center solutions company founded in 1998 with headquarters in Waco, Texas.” Source: RevenueBase Database · checked Sep 1, 2026
19	Medmarketing	Strong evidence	Ciudad De Mexico, Mexico	201-500	34 contacts →
	Strong evidence “Proporcionar servicios de Call Center y promotoría para la comunicación u obtención de Información y la Comercialización de productos y servicios, con las características…” Source: RevenueBase Database · checked Sep 1, 2026
20	Microvoz	Indirect evidence	Ciudad De Mexico, Mexico	201-500	18 contacts →
	Indirect evidence “A principios de 2001, nacimos como Microvoz® Argentina, creyendo en el esfuerzo, el respeto y la ética profesional, nos desafiamos a ponernos a la vanguardia del desarrollo de…” Source: RevenueBase Database · checked Sep 1, 2026
21	Listen UP DE México SA DE CV	Partial evidence	Zapopan Jalisco, Mexico	51-200	8 contacts →
	Partial evidence “Contact Center) •Ventas telefónicas •Atención a clientes •Levantamiento de encuestas •Mistery shopper Mensajes SMS •Envio masivo de mensajes SMS •Cobertura de todas las compañías…” Source: RevenueBase Database · checked Sep 1, 2026
22	Wimprove	Partial evidence	Mexico	201-500	7 contacts →
	Partial evidence “We are a contact center suite that combines years of experience, best practices, and current market trends.” Source: RevenueBase Database · checked Sep 1, 2026
23	MAC Carteras Vencidas	Strong evidence	Zapopan, Mexico	51-200	5 contacts →
	Strong evidence “MAC Call Center somos una empresa especializada en Servicios Integrales de Cobranza, Atención a Clientes y Ventas a través de servicios diferenciados con alto valor agregado para…” Source: RevenueBase Database · checked Sep 1, 2026
24	Smart-Connect Outsourcing Solutions	Strong evidence	Mexico	51-200	4 contacts →
	Strong evidence “SMART-CONNECT is a near shore call center, possesses a highly respected group of telemarketing and customer relations specialists who have more than 15 years of combined…” Source: RevenueBase Database · checked Sep 1, 2026
25	LM Call Center Tijuana	Strong evidence	Mexico	51-200	4 contacts →
	Strong evidence “Reliable BPO & Call Center Solutions Get perfect english speaking agents on the phone in Tijuana, Mexico, for less than half the average call center agent salary.” Source: RevenueBase Database · checked Sep 1, 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: customer service call centers. 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 customer service call centers.
Partial evidence: Its own public description names part of customer service call centers, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name customer service call centers. 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 87 customer service call centers based in Mexico

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Customer service call centers based in Mexico at a glance

As of Sep 1, 2026

5.3%Verified-email coverage

4.4%Mobile-number coverage

64.5Average contacts per company

51-200Median size (employees)

10.3%Largest-city concentration · Tijuana

Sep 1, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

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 customer service call centers, 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 Mexico whose own description of what they do matches “customer service call centers”. 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 customer service call centers), 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 customer service call centers, and records with no verified work email. Companies headquartered outside Mexico 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, 297 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 1, 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 customer service call centers, 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 customer service call centers are there based in Mexico?

RevenueBase identified 87 customer service call centers headquartered in Mexico 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?

Datamark, INC, headquartered in Chihuahua, tops this list with the largest team on record.

Which city has the most customer service call centers?

Tijuana leads with 9 headquartered companies, followed by Ciudad De Mexico (7) and Monterrey (7).

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 297 verified decision-maker contacts tracked across these 87 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 1, 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.