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Top Call Center Companies for Business

100 call center companies ranked by rating, review volume and listing quality.

Between them, the 100 call center companies on this page cover outsourcing (27), medical (20), business services (16) and cloud (16). They also list work in United States, Austin, Michigan and Hawaii. 100 of them have written a profile you can read before you get in touch.

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Human Resource Management System
Security · Responsive · CRM · Also in Singapore
In Singapore, HRMS sells one integrated system that gives a company a single place to manage staff records, leave, attendance and payroll.
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Impel Service & Solutions Limited (ISSL)
Consumer Products & Services · Business Services · Call Center
Based in Dhaka, Bangladesh, Impel Service and Solutions Limited, usually known as iSSL, runs business process outsourcing work.
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Infosearch BPO
Business Services · Call Center · Data Management · Also in Chennai
Infosearch BPO Services is an outsourcing company in Chennai, India, that says it has been running business processes for clients for more than twenty years and now employs over…
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Innovation Networks Inc.
Call Center · IT Services · Outsourcing · Also in Vancouver and Montreal
Innovation Networks Inc. takes over the day-to-day running of a company's technology so its managers can attend to the business.
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Innovative Dynamic Networks, Inc.
IT Services · Help Desk · Security · Also in Wisconsin and Chicago
Innovative Dynamic Networks, Inc., known as IDN, operates from Racine, Wisconsin, and was founded in 2004 to provide managed IT services.
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iNovuus Technologies
Cloud · Legal · Analytics
iNovuus Technologies distributes Druva in Singapore and across the wider Southeast Asian region, and it also supports the customers it signs.
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InspiriTec, Inc.
Help Desk
Contact centre and help desk provider staffed partly by people with disabilities, veterans and disadvantaged individuals
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Intelli Solutions S.A.
Financial Services · Document Management · Legal · Also in Middle East
Digital transformation firm offering customer onboarding, debt recovery and software services for telecom and financial firms
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Invent Alliance Contact Centre
Outsourcing · Video · Construction
Multi-channel contact centre and outsourced services within a multi-sector group, including telemarketing and lead generation
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IPS
Medical · Telecommunications · Domestic
IPS is a business with work in telecoms, medical services and enterprise solutions, centred on the Philippines. It also offers cost-effective solutions for Japanese enterprises.
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JindalX
Financial Services · Outsourcing · Goals
Outsourcing company providing customer experience, revenue cycle and AI-powered digital services for banks, healthcare and CPG
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Jump Contact Center
Business Services · Customer Service · Advertising
Jump Contact Center provides round-the-clock live call answering for businesses that cannot always pick up the phone.
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Keizer Solutions Inc.
Call Center · Document Management · Risk Assessment · Also in Phoenix
Healthcare business process company offering revenue cycle management, medical billing, coding and medical transcription
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Kendlebell County Dublin
Customer Service · Administration · DataBase · Also in Dublin
Kendlebell County Dublin answers the phones for small and medium-sized businesses across Ireland from the Kimmage area of Dublin.
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Key Carrier Management Service(Key-CMS)
Business Services · Digital Marketing · IT Services · Also in Gujarat, India
Key Carrier Management Service, known as Key-CMS, takes over back-office functions for businesses that choose to outsource them.
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Key Video Production
Video · Creative · Travel · Also in New York and Harlem
Key Video Production operates out of Buffalo, New York, and produces television commercials, corporate films and video for live and virtual events.
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Kinetix, LLC
Social Media Marketing · Business Services · IT Services · Also in Detroit and Michigan
Healthcare practices were the first clients of the business that became Kinetix, LLC, and managed IT support for them has been its specialty since 1991.
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KPInterface, Inc.
Help Desk · Disaster Recovery · Cloud · Also in Philadelphia
Managed IT services, cybersecurity and cloud support for businesses, with specialist practices in accounting, healthcare and manufacturing
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Lead Routers
simple · Accounting · Dental
Lead Routers is a web and marketing platform that helps small businesses capture leads, message customers and collect reviews.
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LeadDesk
Customer Service · Cloud · Administration · Also in Sudan
LeadDesk is a cloud contact centre software company for businesses that handle high call volumes in sales and customer service.
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Leonas IT Solutions Pvt Ltd
simple · eCommerce · DataBase · Also in Mumbai and Bangalore
Leonas IT Solutions Pvt Ltd is a bulk SMS and voice call company based in Hyderabad and Bangalore, India.
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Level180
Goals · simple · Also in Austin
Level180 is a business-to-business sales performance consultancy that uses data, technology and coaching to help companies sell more.
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Lingo Communications
Cloud · Security · Legal
Lingo Communications provides business phone, cloud calling, broadband, security and managed services in the US.
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LISTO Translating Services & More LLC
simple · Video · Learning
Clients in the Houston and Katy area of Texas use LISTO for translation, interpretation and Spanish instruction.
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Philippines

15 Nov 2026 · TrustList Editorial

Ten Philippine agencies report data breaches to the privacy body

The BIR, SEC, DTI, DICT and six other bodies filed notifications after leaks were reported on 5 November. The NPC says reports alone do not…

Chile

15 Nov 2026 · TrustList Editorial

Chile charges WOM $2.6m for missing its 5G build milestone

Subtel drew 62,749 UF from guarantees after WOM reached 53% to 68% of its committed 5G works by 30 September; the 100% deadline stays 31…

Cybersecurity

15 Nov 2026 · TrustList Editorial

Study finds 24,664 Lovable-built sites hand out database rows

A Hamburg security firm found records with email addresses in 7,403 of them, from passport numbers to chat logs, and says the 30% share is…

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