Top 100 Telecommunication Companies Call Center Services

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Top 100 Telecommunication Companies Call Center Services

The Best of December 2025

Looking for a top telecommunication contact center?

Review this list of best call services on the market to determine the best fit for your company. Voice services companies provide value to your company: automating your client communication allows your company the flexibility to devote resources to core firm-building activities. 

Jump to Most Reviewed Companies

List of the Best Telecommunications Voice Services Providers on the Market

  • 541
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    2 - 9 employees
    Liverpool, England
    TOTAL PA LTD is a Back Office Outsourcing company. They specialize in Back Office Outsourcing and Call Center Services and are headquartered in Liverpool, England and Liverpool, England.
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    Industries

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  • 542
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    2 - 9 employees
    Ohrid, North Macedonia
    OptaVista is a small web development firm in Sheridan, Wyoming and Ohrid, North Macedonia. Their services include Web Development and Digital Strategy.
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    Industries

  • 543
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    2 - 9 employees
    Social media marketing agency Mirrolex Solutions was established in 2023. The agency provides Social Media Marketing and Custom Software Development.
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    Industries

  • 544
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    2 - 9 employees
    MarginSales is a CRM consulting and SI company. They are located in Gurugram, India, and their services include CRM consulting and SI and Sales Outsourcing.
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    Industries

  • 545
    (1 Reviews) 5.0

    Timeliness

    4.5

    Service Excellence

    5.0

    Value

    4.5

    Would Recommend

    5.0
    $10,000+
    50 - 249 employees
    Kolkata, India

    Logica Infotech Services Pvt. Ltd. Is a non-voice bpo/back office services company. They are in Kolkata, India and Kolkata, India and have a midsize team. Their services include non-voice bpo/back office services, voice services, IT strategy consulting, and Artificial Intelligence.

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    Clients

    ClearLife

    Industries

  • 546
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    Salt Lake City, UT
    Inlingua Utah is a Translation company established in 1996. The team focuses on Translation and Call Center Services and is based in Salt Lake City, Utah.
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    Industries

  • 547
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    Pune, India
    Established in 2019, Cuilassist is a small Back Office Outsourcing company located in Pune, India. Their team offers Back Office Outsourcing and Customer Service Outsourcing.
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    Industries

  • 548
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    10 - 49 employees
    Siliguri, India
    Topfin Global is a Market Research company located in Siliguri, India. They provide Market Research and IT managed services.
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    Industries

  • 549
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    10 - 49 employees
    Hyderabad, India
    Headquartered in Hyderabad, India, Alpha2hive is a SEO agency. They offer Search Engine Optimization and Web Design.
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    Industries

  • 550
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    Undisclosed
    Founded in 2024, OQP Virtual Solutions is an answering service. Based in , the team offers Call Center Services and Back Office Outsourcing.
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    Industries

  • 551
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    Launched in 2023, EGY~FENNECS, a small Customer Service Outsourcing company, is headquartered in Alexandria, Egypt. Their team offers Customer Service Outsourcing and Business Consulting.
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    Industries

  • 552
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    10 - 49 employees
    Dhaka, Bangladesh
    Social media marketing agency RIVO BPO was launched in 2024. Based in Dhaka, Bangladesh, the team offers Social Media Marketing and Search Engine Optimization.
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    Industries

  • 553
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    IConcept is an IT strategy consulting company in Cairo, Egypt. Their services include IT strategy consulting and Call Center Services.
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    Industries

  • 554
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    10 - 49 employees
    Established in 2023, Polo Staffing LLC, a small answering service, is headquartered in Miami Beach, Florida. Their team offers Call Center Services and Back Office Outsourcing.
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    Industries

  • 555
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    10 - 49 employees
    SmartEdge Global Solutions Ltd. Co. Is a Digital Strategy company. The Iloilo City, Philippines-based company specializes in Digital Strategy and Web Design.
    Read More

    Industries

  • 556
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    10 - 49 employees
    Telephone answering service Visionary Solutions BPM LLP is in Sahibzada Ajit Singh Nagar, India. They offer Call Center Services and Back Office Outsourcing and were established in 2025.
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    Industries

  • 557
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    10 - 49 employees
    Coral Reef is a Market Research company. The Lahore, Pakistan-based company focuses on Market Research and IT managed services.
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    Industries

  • 558
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    2 - 9 employees
    Peterborough, England
    Founded in 1993, Totally Inbound is a telephone answering service. The team specializes in Call Center Services and Customer Service Outsourcing.
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    Industries

  • 559
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    2 - 9 employees
    Wells, England
    Phone answering service TelePA was launched in 2004. Based in Wells, England, the team offers Call Center Services and Back Office Outsourcing.
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    Industries

  • 560
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    50 - 249 employees
    Pompano Beach, FL
    Sage Outsource Solutions is a Customer Service Outsourcing company. Headquartered in Pompano Beach, Florida, the agency offers Customer Service Outsourcing and Call Center Services.
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    Industries

  • 561
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    2 - 9 employees
    New Castle, DE
    Cybersecurity company Partners Plus IT Support was launched in 1991. The company focuses on Cybersecurity and IT managed services, and is small.
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    Industries

  • 562
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    50 - 249 employees
    Liverpool , England
    The ContactPeople is a telephone answering service established in 1992. Their services include Call Center Services and Customer Service Outsourcing.
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    Industries

  • 563
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    Infoprogres (VoipBon) is an answering service company founded in 2005. The team offers Call Center Services and IT managed services.
    Read More

    Industries

  • 564
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    Denver, CO
    Answering service company and API Development company ITC Telecom Technology, LLC is in Denver, Colorado. Their services include Call Center Services and API Development.
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    Industries

  • 565
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    50 - 249 employees
    Sydney, Australia
    Bluebirdz is a software development company. Their midsize team is based in Sydney, Australia and focuses on Custom Software Development and Mobile App Development. The agency was launched in 2016.
    Read More

    Industries

  • 566
    (2 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    Undisclosed
    2 - 9 employees
    Kandana, Sri Lanka
    Corporate Training & Coaching company Thrive Advance Consultancy & Training (Pvt) Ltd was launched in 2023. Their small team is located in Kandana, Sri Lanka. Their services include Corporate Training & Coaching, Content Writing Services, Business Consulting, Call Center Services, and more.
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    Industries

  • 567
    (0 Reviews)

    Not yet reviewed.

    $25,000+
    2 - 9 employees
    Broomfield, CO
    Located in Broomfield, Colorado, KB Growth Advisory is a Fractional CMO Services company. Their services include Fractional CMO Services and Marketing Strategy.
    Read More

    Industries

  • 568
    (1 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $1,000+
    2 - 9 employees
    Answering service Bilingual VA Connect is located in Miami, Florida. The small agency was founded in 2024. Their services include Call Center Services, Back Office Outsourcing, Staffing, Recruiting, and more.
    Read More

    Industries

  • 569
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    2 - 9 employees
    Lagos, Nigeria
    Textng Communications is an Advertising company founded in 2020. Their team specializes in Advertising and Market Research.
    Read More

    Industries

  • 570
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    2 - 9 employees
    Finksburg, MD
    Tech Support Done Right is an IT managed services company launched in 2018. The small team offers IT managed services and IT strategy consulting.
    Read More

    Industries

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