Top 100 Call Center Services in London

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Top 100 Call Center Services in London

The Best of April 2024

Looking for a top voice service and call center company in London?

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.

To assist you in your search for a partner, we’ve compiled this list of the top voice and call center services in London. 

Jump to Most Reviewed Companies

List of the Best London Voice Services Providers

  • 61
    (0 Reviews)

    Not yet reviewed.

    • $10,000+
    • 1,000 - 9,999 employees
    • London, United Kingdom
    Dunnhumby is a large branding agency. Established in 1989, the company is headquartered in London, United Kingdom; Edinburgh, Scotland, United Kingdom; Gurgaon, India and , . Their services include branding, voice services, digital strategy, search engine optimization, and more.
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  • 62
    (0 Reviews)

    Not yet reviewed.

    • $10,000+
    • 1,000 - 9,999 employees
    • London , United Kingdom
    TRUE is a large London , United Kingdom-based branding company. The team provides branding, voice services, content marketing, search engine optimization, and more.
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  • 63
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 50 - 249 employees
    • London, United Kingdom
    Creative Translation is a midsize translation company. The London, United Kingdom-based firm was established in 1995. Their services include translation and voice services.
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  • 64
    (0 Reviews)

    Not yet reviewed.

    • $1,000+
    • 50 - 249 employees
    • London, United Kingdom
    Speedflow, an answering service company, was founded in 2004. Their midsize team is based in London, United Kingdom and specializes in voice services, custom software development, e-commerce development, mobile app development, and more.
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  • 65
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 250 - 999 employees
    • London , United Kingdom
    S2W Media is a business consulting company. The midsize team is based in New York, New York; San Francisco, California; London , United Kingdom and Belfast, Ireland. Their services include business consulting, email marketing, and sales outsourcing.
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  • 66
    (1 Reviews) 5.0
    • Timeliness

      5.0
    • Service Excellence

      5.0
    • Value

      5.0
    • Would Recommend

      5.0
    • $5,000+
    • 2 - 9 employees
    • London, United Kingdom
    Desire Group International , a small sales outsourcing company, is based in London, United Kingdom. They focus on sales outsourcing, customer service outsourcing, direct marketing, email marketing, and more and were established in 2022.
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  • 67
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 2 - 9 employees
    • London, United Kingdom
    SmartCalling, a small answering service company and CRM consulting and SI company, is located in London, United Kingdom. They offer voice services and CRM consulting and SI and were founded in 2016.
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  • 68
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 2 - 9 employees
    • London, United Kingdom
    Pipeline Upgrade® is a customer service outsourcing and sales outsourcing company launched in 2017. Their small team is located in London, United Kingdom and provides customer service outsourcing and sales outsourcing.
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  • 69
    (0 Reviews)

    Not yet reviewed.

    • $5,000+
    • 2 - 9 employees
    • London, United Kingdom

    Marketing strategy and sales outsourcing company SaaSGenX was launched in 2023. The small team specializes in marketing strategy and sales outsourcing. The firm is headquartered in London, United Kingdom.

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  • 70
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 50 - 249 employees
    • London, United Kingdom
    Revvknew Media is a midsize digital strategy company in دبي, United Arab Emirates and London, United Kingdom. The team specializes in digital strategy, sales outsourcing, and web development.
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  • 71
    (0 Reviews)

    Not yet reviewed.

    • $25,000+
    • 10 - 49 employees
    • London, United Kingdom
    FX Digital is a call center service located in London, United Kingdom. Founded in 2011, the small team offers voice services, web design, web development, custom software development, and more.
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  • 72
    (0 Reviews)

    Not yet reviewed.

    • $5,000+
    • 10 - 49 employees
    • London , United Kingdom
    Call Vidia is a non-voice bpo/back office services and answering service company located in Bakersfield, California and London , United Kingdom. The small company was launched in 2018. Their team focuses on non-voice bpo/back office services and voice services.
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  • 73
    (0 Reviews)

    Not yet reviewed.

    • $1,000+
    • 2 - 9 employees
    • London, United Kingdom
    Radiate B2B is a phone answering service. Established in 2017, the team focuses on voice services, marketing strategy, branding, search engine optimization, and more. Their small company is in London, United Kingdom.
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  • 74
    (0 Reviews)

    Not yet reviewed.

    • $10,000+
    • 250 - 999 employees
    • London, United Kingdom
    Lansons Communications is a PR company. They specialize in public relations, voice services, broadcast video, video production, and more and were established in 1989. Their midsize team is based in London, United Kingdom.
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  • 75
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 250 - 999 employees
    • London, United Kingdom
    Language Connect, a translation company, was founded in 2003. Their midsize team is based in London, United Kingdom and offers translation, voice services, and transcription.
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  • 76
    (0 Reviews)

    Not yet reviewed.

    • $10,000+
    • 2 - 9 employees
    • London, United Kingdom

    Salesmentor LTD is a business consulting company. They are based in London, United Kingdom and have a small team. Their services include business consulting, sales outsourcing, corporate training, content marketing, and more. The company was launched in 2021.

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    Industries

  • 77
    (0 Reviews)

    Not yet reviewed.

    • $1,000+
    • 10 - 49 employees
    • London, United Kingdom
    IRecruit Tech is a digital strategy company. The small Bohemia, New York-based agency was founded in 2016. Their team specializes in digital strategy, e-commerce development, transcription, finance & accounting outsourcing (FAO), and more.
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    Industries

  • 78
    (0 Reviews)

    Not yet reviewed.

    • $1,000+
    • 10 - 49 employees
    • London, United Kingdom
    Translation company GoPhrazy was established in 2019. The firm provides translation, voice services, and transcription and has a small team.
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    Industries

  • 79
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 2 - 9 employees
    • London, United Kingdom
    Ministry of Innovation is a small sales outsourcing company in London, United Kingdom. They specialize in sales outsourcing, digital strategy, and ecommerce marketing and were established in 2004.
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  • 80
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 2 - 9 employees
    • London, United Kingdom
    Revency is a sales outsourcing company. The small London, United Kingdom-based team specializes in sales outsourcing, email marketing, business consulting, call center services, and more. The firm was founded in 2023.
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    Industries

  • 81
    (0 Reviews)

    Not yet reviewed.

    • $10,000+
    • 10 - 49 employees
    • London, United Kingdom
    Signature SEO & Calls Solutions is a Peshawar, Pakistan-based answering service. The company provides call center services, web design, web development, advertising, and more and is small.The company was founded in 2016.
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    Industries

  • 82
    (0 Reviews)

    Not yet reviewed.

    • $1,000+
    • 10 - 49 employees
    • London, United Kingdom
    TwoStaff is a back office outsourcing company founded in 2022. They are headquartered in London, United Kingdom and Ahmedabad, India and have a small team. The company provides back office outsourcing, call center services, customer service outsourcing, staffing, and more.
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    Industries

  • 83
    (0 Reviews)

    Not yet reviewed.

    • $50,000+
    • 10 - 49 employees
    • London, United Kingdom
    Based in San Francisco, California and London, United Kingdom, Web3 Community Management is a customer service outsourcing company. The small team provides customer service outsourcing, sales outsourcing, back office outsourcing, call center services, and more and was founded in 2021.
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    Industries

  • 84
    (0 Reviews)

    Not yet reviewed.

    • $1,000+
    • 10 - 49 employees
    • London, United Kingdom
    RSVP is a non-voice bpo/back office services company. Their small team is located in London, United Kingdom. Their services include non-voice bpo/back office services, voice services, and social media marketing.
    Read More

    Industries

  • 85
    (0 Reviews)

    Not yet reviewed.

    • $1,000+
    • 2 - 9 employees
    • London, United Kingdom
    Sales outsourcing company VentAI is headquartered in London, United Kingdom. The small team provides sales outsourcing, environmental consulting, Artificial Intelligence, business consulting, and more and was founded in 2023.
    Read More
  • 86
    (0 Reviews)

    Not yet reviewed.

    • $1,000+
    • 250 - 999 employees
    • London, United Kingdom
    Emerj.io is a London, United Kingdom-based phone answering service. They offer call center services, tax law, back office outsourcing, direct marketing, and more and were launched in 2020.
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    Industries

  • 87
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 10 - 49 employees
    • London, United Kingdom

    Launched in 2015, Fusion Consulting Ltd is a commercial financing, funding, & investment company. The small team offers commercial financing, funding, & investment, business consulting, and financial advising & planning. The agency is based in London, United Kingdom.

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  • 88
    (0 Reviews)

    Not yet reviewed.

    • $1,000+
    • 10 - 49 employees
    • London, United Kingdom
    Digital Marketing is a small social media marketing agency. Founded in 2019, the team specializes in social media marketing, content marketing, search engine optimization, and sales outsourcing. The agency is in London, United Kingdom and London, United Kingdom.
    Read More
  • 89
    (0 Reviews)

    Not yet reviewed.

    • $1,000+
    • 10 - 49 employees
    • Wallington, United Kingdom
    In Wallington, United Kingdom, 3com3 is a small call center. They provide call center services, IT strategy consulting, BI & big data consulting & SI, cloud consulting & SI, and more and were founded in 2018.
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    Industries

  • 90
    (0 Reviews)

    Not yet reviewed.

    • $10,000+
    • 50 - 249 employees
    • London, United Kingdom
    Breaking Blue is a branding company located in London, United Kingdom; Chicago, Illinois and Glasgow, . The midsize team provides branding, voice services, digital strategy, search engine optimization, and more. The company was launched in 1984.
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    Industries

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