Top 100 Call Center Services

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Top 100 Call Center Services

The Best of December 2024

Outsourced call center services refer to handling incoming and outgoing calls on behalf of businesses to support functions such as customer service, lead generation, and appointment setting. Call center services are crucial to ensuring customers have a positive experience with their business before, during, and after purchasing. 
Jump to Most Reviewed Companies

List of the Best Voice Services Providers on the Market

  • 661
    (0 Reviews)

    Not yet reviewed.

    • $1,000+
    • 250 - 999 employees
    • London, England
    Online Giants is a call center founded in 2013. The company offers Call Center Services and Customer Service Outsourcing.
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  • 662
    (1 Reviews) 5.0
    • Timeliness

      5.0
    • Service Excellence

      4.0
    • Value

      5.0
    • Would Recommend

      5.0
    • Undisclosed
    • 50 - 249 employees
    Shandong Zhishun Network Technology Co., Ltd. Is a midsize web design company. The Linyi, China-based company was founded in 2009. Their team provides web design, web development, mobile app development, e-commerce development, and more.
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    Industries

  • 663
    (1 Reviews) 4.5
    • Timeliness

      5.0
    • Service Excellence

      4.5
    • Value

      5.0
    • Would Recommend

      4.5
    • $1,000+
    • 50 - 249 employees

    Octachat is an outsourcing agency based in Sarasota, Fla. Their small team of 7 specializes in BPO and voice services for primarily clients in the advertising industry.

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    Clients

    • Fair Property Buyers

    Industries

  • 664
    (1 Reviews) 5.0
    • Timeliness

      5.0
    • Service Excellence

      5.0
    • Value

      5.0
    • Would Recommend

      5.0
    • Undisclosed
    • 50 - 249 employees

    Ibrose Marketing Agency is a Paharpur, Pakistan-based SEO agency. Established in 2017, the midsize team provides search engine optimization.

    Read More

    Industries

  • 665
    (1 Reviews) 5.0
    • Timeliness

      5.0
    • Service Excellence

      5.0
    • Value

      5.0
    • Would Recommend

      5.0
    • Undisclosed
    • 50 - 249 employees
    • Santa Clarita, CA

    NETbilling is a non-voice bpo/back office services company. Their small team is located in Santa Clarita, California. Their services include non-voice bpo/back office services. The firm was launched in 1998.

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  • 666
    (4 Reviews) 5.0
    • Timeliness

      5.0
    • Service Excellence

      5.0
    • Value

      4.8
    • Would Recommend

      5.0
    • $1,000+
    • 10 - 49 employees
    Process Zip is a small Manila, Philippines-based business intelligence company. Their services include BI & big data consulting & SI, non-voice bpo/back office services, ERP consulting and SI, finance & accounting outsourcing (FAO), and more.
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    Industries

  • 667
    (1 Reviews) 5.0
    • Timeliness

      5.0
    • Service Excellence

      5.0
    • Value

      5.0
    • Would Recommend

      5.0
    • Undisclosed
    • 2 - 9 employees
    • Redding, CA
    Virtual Legacy Partner is a staffing company located in Redding, California. The small agency was launched in 2023. Their team specializes in staffing, call center services, and generative ai.
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  • 668
    (2 Reviews) 4.8
    • Timeliness

      4.8
    • Service Excellence

      5.0
    • Value

      4.8
    • Would Recommend

      5.0
    • $1,000+
    • 10 - 49 employees
    • Bengaluru, India

    Cerebra LPO is a legal process outsourcing firm based in Bangalore, India with additional offices in Mumbai and Dubai. Founded in 1992, Cerebra LPO provides non-voice BPO/back office services and voice/call center services to primarily attorneys and law firms around the world.

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    Clients

    • Bank of India

    Industries

  • 669
    (2 Reviews) 5.0
    • Timeliness

      5.0
    • Service Excellence

      5.0
    • Value

      5.0
    • Would Recommend

      5.0
    • $5,000+
    • 10 - 49 employees
    • New Brighton, MN
    AspireSix is a small branding company. Launched in 2023, the team specializes in branding, marketing strategy, digital strategy, social media marketing, and more. The company is in New Brighton, Minnesota.
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    Industries

  • 670
    (2 Reviews) 4.8
    • Timeliness

      4.5
    • Service Excellence

      4.3
    • Value

      4.0
    • Would Recommend

      4.5
    • $1,000+
    • 10 - 49 employees
    • Hyderabad, India
    SEO agency Maan Digital Solutions is based in Hyderabad, India. The small team offers search engine optimization, pay per click, IT strategy consulting, IT managed services, and more and was founded in 2024.
    Read More
  • 671
    (1 Reviews) 4.5
    • Timeliness

      4.0
    • Service Excellence

      4.0
    • Value

      0.0
    • Would Recommend

      4.5
    • Undisclosed
    • 50 - 249 employees
    • Boston, MA
    Cogito Corp, an artificial intelligence development company, is headquartered in Boston, Massachusetts. The midsize firm was founded in 2007. Their services include Artificial Intelligence, BI & big data consulting & SI, non-voice bpo/back office services, and voice services.
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  • 672
    (3 Reviews) 5.0
    • Timeliness

      4.5
    • Service Excellence

      5.0
    • Value

      4.7
    • Would Recommend

      5.0
    • $1,000+
    • 2 - 9 employees
    WebDruids is a small social media marketing firm. The Wilmington, Delaware-based firm was launched in 2022. Their services include social media marketing, email marketing, search engine optimization, and sales outsourcing.
    Read More
  • 673
    (1 Reviews) 5.0
    • Timeliness

      5.0
    • Service Excellence

      5.0
    • Value

      5.0
    • Would Recommend

      5.0
    • Undisclosed
    • 2 - 9 employees
    • Overland Park, KS
    Hey Lieu is a back office outsourcing company. Based in Overland Park, Kansas, their small team specializes in back office outsourcing, sales outsourcing, customer service outsourcing, and other IT consulting and SI. The agency was founded in 2024.
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  • 674
    (4 Reviews) 4.4
    • Timeliness

      4.4
    • Service Excellence

      4.9
    • Value

      4.6
    • Would Recommend

      4.3
    • $1,000+
    • 50 - 249 employees
    • Diamond Bar, CA

    BillingParadise is a medical billing company based in Diamond Bar, Calif., with offices in Grand Rapids, Minn., North Brunswick, NJ, Mount Dora, Fla., Taylor, Texas, and New York City. Founded in 2004, BillingParadise's team of 31 provides non-voice BPO/back office services and voice services.

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    Clients

    • NextGen Healthcare

    Industries

  • 675
    (7 Reviews) 4.4
    • Timeliness

      4.1
    • Service Excellence

      4.4
    • Value

      4.4
    • Would Recommend

      4.4
    • $1,000+
    • 50 - 249 employees
    • Hiram, GA

    DataPlus is a development and data entry agency in Hiram, Ga. Founded in 1992, they have at least 50 employees that serve clients in the healthcare, financial services, and business services sectors. DataPlus provides voice services and non-voice BPO/ back office services. 

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    Industries

  • 676
    (0 Reviews)

    Not yet reviewed.

    • $10,000+
    • 1,000 - 9,999 employees
    • Hoang Mai, Vietnam
    Pure Moderation is a Customer Service Outsourcing company. Launched in 2006, the agency focuses on Customer Service Outsourcing and Call Center Services.
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    Clients

    • Social Networks

    Industries

  • 677
    (3 Reviews) 5.0
    • Timeliness

      4.7
    • Service Excellence

      5.0
    • Value

      5.0
    • Would Recommend

      5.0
    • Undisclosed
    • 10 - 49 employees
    We Are Working is a Tallahassee, Florida-based back office outsourcing company. The small company was founded in 2019. Their services include back office outsourcing, finance & accounting outsourcing (FAO), customer service outsourcing, sales outsourcing, and more.
    Read More
  • 678
    (1 Reviews) 5.0
    • Timeliness

      5.0
    • Service Excellence

      5.0
    • Value

      5.0
    • Would Recommend

      5.0
    • Undisclosed
    • 10 - 49 employees
    • Sparta, MI

    Kinetix, LLC is a cybersecurity and IT managed services company in Sparta, Michigan and Canton, Michigan. The small firm was founded in 1991. Their team specializes in cybersecurity and IT managed services.

    Read More

    Industries

  • 679
    (2 Reviews) 4.8
    • Timeliness

      4.5
    • Service Excellence

      4.8
    • Value

      4.3
    • Would Recommend

      4.5
    • $1,000+
    • 50 - 249 employees
    • Kolkata, India

    VA Talks is a virtual assistance company based in Kolkata, India. Founded in 2015, VA Talks has a team of about 30 and provides non-voice BPO/back office services, voice/call center services, and transcription capabilities to a variety of companies across different industries.

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    Clients

    • Bias Media

    Industries

  • 680
    (2 Reviews) 5.0
    • Timeliness

      5.0
    • Service Excellence

      5.0
    • Value

      5.0
    • Would Recommend

      5.0
    • $5,000+
    • 50 - 249 employees
    • Prishtina, Kosovo

    Sonnecto is an IT firm based in Pristine, Kosovo with more than 50 employees. Founded in 2018, they are experts in IT managed services, finance and accounting outsourcing, and custom software development solutions for small and mid-market businesses.

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    Clients

    • Simplify Tenders

    Industries

  • 681
    (3 Reviews) 4.7
    • Timeliness

      4.7
    • Service Excellence

      4.8
    • Value

      4.3
    • Would Recommend

      4.7
    • $1,000+
    • 250 - 999 employees

    Harris BPO is an outsourcing agency based in Slough, UK. With close to 1,000 employees, the agency specializes in non-voice BPO and voice services, as well as HR consulting & outsourcing. Harris BPO mainly works with clients in government, consumer products & services, and energy & natural resources industries. 

     

    Read More

    Clients

    • Kellogg

    Industries

  • 682
    (1 Reviews) 5.0
    • Timeliness

      5.0
    • Service Excellence

      5.0
    • Value

      5.0
    • Would Recommend

      5.0
    • $5,000+
    • 2 - 9 employees
    • Sofia, Bulgaria

    Orpheus Solutions is an outsourcing company headquartered in Sofia, Bulgaria. Founded in 2018, they have a team of 5 employees. Their main focus lines are corporate training, business consulting, and voice services.

    Read More

    Industries

  • 683
    (1 Reviews) 5.0
    • Timeliness

      5.0
    • Service Excellence

      5.0
    • Value

      5.0
    • Would Recommend

      5.0
    • $1,000+
    • 2 - 9 employees
    Hacked BD is an email marketing company established in 2022. The firm offers email marketing, direct marketing, and sales outsourcing and has a small team.
    Read More

    Industries

  • 684
    (9 Reviews) 5.0
    • Timeliness

      5.0
    • Service Excellence

      5.0
    • Value

      5.0
    • Would Recommend

      5.0
    • $50,000+
    • 10 - 49 employees
    • Birmingham, England
    UpWhale is a Birmingham, United Kingdom-based business consulting company. The small company was founded in 2018. Their team offers business consulting, sales outsourcing, digital strategy, email marketing, and more.
    Read More

    Industries

  • 685
    (0 Reviews)

    Not yet reviewed.

    • $1,000+
    • 10 - 49 employees
    Founded in 2017, Cush Digital, a small social media marketing agency, is headquartered in Aswan, Egypt. Their services include Social Media Marketing and Content Marketing.
    Read More

    Industries

  • 686
    (6 Reviews) 5.0
    • Timeliness

      5.0
    • Service Excellence

      5.0
    • Value

      5.0
    • Would Recommend

      5.0
    • Undisclosed
    • 10 - 49 employees
    • Pune, India

    Strong Vision Data Processing is a professional data management firm based in Pune, India, and founded in 2016. Their team of 4 employees specializes in non-voice BPO, bookkeeping, and finance and account outsourcing. 

    Read More

    Clients

    • 82 CLASSIC

    Industries

  • 687
    (1 Reviews) 5.0
    • Timeliness

      5.0
    • Service Excellence

      5.0
    • Value

      5.0
    • Would Recommend

      5.0
    • $100,000+
    • 2 - 9 employees
    • Burnaby, Canada
    Ignite Marketing, a digital strategy company, was founded in 2022. They are located in Burnaby, Canada and have a small team. Their services include digital strategy, conversion optimization, pay per click, and account-based marketing.
    Read More
  • 688
    (3 Reviews) 4.8
    • Timeliness

      4.5
    • Service Excellence

      4.5
    • Value

      5.0
    • Would Recommend

      5.0
    • $1,000+
    • 2 - 9 employees

    Axcim Business Solutions is a non-voice bpo/back office services company. Their small team is based in Colombo, Sri Lanka. Their team provides non-voice bpo/back office services, finance & accounting outsourcing (FAO), HR services, and voice services.

    Read More

    Industries

  • 689
    (6 Reviews) 4.6
    • Timeliness

      4.6
    • Service Excellence

      4.7
    • Value

      5.0
    • Would Recommend

      4.8
    • $1,000+
    • 10 - 49 employees
    • Zhytomyr, Ukraine

    Diya.pro is an IT agency founded in 2015 with over 10 members. Based in Zhytomyr, Ukraine, they are experts in IT managed services, IT strategy consulting, and cloud consulting for small and mid-market firms in the fields of nonprofit, business services, and IT.

    Read More

    Clients

    • Tech Cloud

    Industries

  • 690
    (2 Reviews) 4.5
    • Timeliness

      4.5
    • Service Excellence

      4.3
    • Value

      4.5
    • Would Recommend

      4.8
    • Undisclosed
    • 2 - 9 employees
    Sales outsourcing company GenBee is based in. The small team focuses on sales outsourcing, demand generation marketing, market research, and email marketing. The agency was established in 2024.
    Read More

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