Top 100 Telecommunication Companies Call Center Services

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Top 100 Telecommunication Companies Call Center Services

The Best of April 2026

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

  • 271
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    2 - 9 employees
    Cheltenham, England
    Firestarter Business Solutions Ltd is a Business Consulting company headquartered in Cheltenham, England. Their services include Business Consulting and Sales Outsourcing.
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    Industries

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  • 272
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    10 - 49 employees
    In Alexandria, Kentucky and Tanger, Morocco, Fitencia Solutions is a Sales Outsourcing company. They focus on Sales Outsourcing and Call Center Services.
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    Industries

  • 273
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    50 - 249 employees
    Dhaka, Bangladesh
    Launched in 2011, Impel Service & Solutions Limited (ISSL) is a midsize Customer Service Outsourcing company. Their team provides Customer Service Outsourcing and Custom Software Development.
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    Industries

  • 274
    (1 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $10,000+
    50 - 249 employees
    Ferizaj, Kosovo

    Vnt Solutions, a phone answering service, was established in 2016. Their midsize team is located in Ferizaj, Kosovo. The company provides call center services, back office outsourcing, customer service outsourcing, and sales outsourcing.

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    Industries

  • 275
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    50 - 249 employees
    Sankt Pölten, Austria
    Benefit Partner GmbH, a midsize phone answering service, is in Sankt Pölten, Austria. The team specializes in Call Center Services and Customer Service Outsourcing.
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    Industries

  • 276
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    2 - 9 employees
    Andover, England
    Angel Call Handling is a small telephone answering service. Launched in 2017, the team offers Call Center Services and Customer Service Outsourcing.
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    Industries

  • 277
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    Wheelers Hill, Australia
    Alltel Australia is a Customer Service Outsourcing company. They specialize in Customer Service Outsourcing and Call Center Services and are headquartered in Wheelers Hill, Australia.
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    Industries

  • 278
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    50 - 249 employees
    Voisun Telecom Pvt. Ltd. Is an answering service. Headquartered in Gnangara, Australia and Gnangara, Australia, their team specializes in Call Center Services and Social Media Marketing.
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    Industries

  • 279
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    250 - 999 employees
    Bambus Group , a Market Research company, is in Pristina, Kosovo. The team offers Market Research and Customer Service Outsourcing.
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    Industries

  • 280
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    250 - 999 employees
    Greenwood Village, CO
    PRG, a Back Office Outsourcing company, is headquartered in Greenwood Village, Colorado. Their services include Back Office Outsourcing and Call Center Services.
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    Industries

  • 281
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    50 - 249 employees
    Longparish, England
    Bandwagon Telemarketing Ltd is a telephone answering service. The Longparish, England-based agency provides Call Center Services and CRM consulting and SI.
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    Industries

  • 282
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    250 - 999 employees
    Doha, Qatar
    BPO+ is a telephone answering service. The team focuses on Call Center Services and HR Outsourcing, and the agency is in Doha, Qatar and Muscat, Oman.
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    Industries

  • 283
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    50 - 249 employees
    Rawalpindi, Pakistan
    Span BPO, a call center, is in Rawalpindi, Pakistan. They provide Call Center Services and were founded in 2012.
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    Industries

  • 284
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    MedCom is a phone answering service launched in 1975. The small team offers Call Center Services.
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    Industries

  • 285
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    2 - 9 employees
    Toronto, Canada
    MyMo Leads is a small Toronto, Canada-based Sales Outsourcing company. The team specializes in Sales Outsourcing and Branding.
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    Industries

  • 286
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    50 - 249 employees
    Las Vegas, NV
    Global Services BPO is a Las Vegas, Nevada-based phone answering service. The team provides Call Center Services and Customer Service Outsourcing.
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    Industries

  • 287
    (0 Reviews)

    Not yet reviewed.

    $10,000+
    50 - 249 employees
    Lapkaman, India
    Lakh Teleservices Pvt Ltd is an answering service company. They are based in Lapkaman, India, and their services include Call Center Services.
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    Industries

  • 288
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    Puyallup, WA
    Cascade Answering Solutions is an answering service. Their small team is in Puyallup, Washington and offers Call Center Services and Customer Service Outsourcing. The agency was launched in 2015.
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    Industries

  • 289
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    50 - 249 employees
    Launched in 2021, amplify5 is a midsize Cape Town, South Africa-based call center. Their team focuses on Call Center Services and Customer Service Outsourcing.
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    Industries

  • 290
    (0 Reviews)

    Not yet reviewed.

    $100,000+
    50 - 249 employees
    Santo Domingo, Dominican Republic
    Communicate to Connect C2C, a Customer Service Outsourcing company, focus on Customer Service Outsourcing and Call Center Services. They were established in 2017.
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    Industries

  • 291
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    250 - 999 employees
    Dar es Salaam, Tanzania
    Established in 2015, Utel Global Company Limited is a call center company. The team provides Call Center Services and Customer Service Outsourcing and is based in Dar es Salaam, Tanzania.
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    Industries

  • 292
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    250 - 999 employees
    Pune, India
    The-Connections is a call center. Launched in 2011, the agency is based in Pune, India and Pune, India. Their services include Call Center Services and Customer Service Outsourcing.
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    Industries

  • 293
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    50 - 249 employees
    Bengaluru, India
    Call center company GlobalDial Services was launched in 2014. The agency focuses on Call Center Services and Back Office Outsourcing, and is midsize.
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    Industries

  • 294
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    Call center company REACH 3C is in Dubai, United Arab Emirates. Established in 1999, the team provides Call Center Services and Customer Service Outsourcing.
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    Industries

  • 295
    (0 Reviews)

    Not yet reviewed.

    $10,000+
    250 - 999 employees
    Nairobi, Kenya
    Techno Brain BPO-ITES is a call center company. They are in Nairobi, Kenya and have midsize team. They specialize in Call Center Services and Back Office Outsourcing.
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    Industries

  • 296
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    250 - 999 employees
    Barranquilla, Colombia
    Established in 2018, Mobility Tech Colombia is an answering service company. The team provides Call Center Services and Back Office Outsourcing and is located in Barranquilla, Colombia.
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    Industries

  • 297
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    50 - 249 employees
    Nairobi, Kenya
    Eminence Outsourcing is a call center service. They specialize in Call Center Services and Customer Service Outsourcing and were launched in 2022. The agency is in Nairobi, Kenya.
    Read More

    Industries

  • 298
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    250 - 999 employees
    Lekki, Nigeria
    Midsize call center service CallTel, is in Lekki, Nigeria. Their services include Call Center Services and Customer Service Outsourcing.
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    Industries

  • 299
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    1,000 - 9,999 employees
    Tata Tele Business Services is a call center. Established in 1998, the company provides Call Center Services and Internet & Technology Law.
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    Industries

  • 300
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    50 - 249 employees
    Durban, South Africa
    Midsize call center 2cantalks, is based in Durban, South Africa. Their services include Call Center Services and Sales Outsourcing.
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    Industries

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