Top 100 Call Center Services

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Top 100 Call Center Services

The Best of December 2025
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

  • 241
    (12 Reviews) 4.9

    Timeliness

    4.8

    Service Excellence

    4.9

    Value

    4.8

    Would Recommend

    4.9
    $1,000+
    10 - 49 employees
    Hyderabad, India
    Click Suggest is an email marketing and sales outsourcing company. Their small team is in Hyderabad, India. The agency focuses on email marketing and sales outsourcing.
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  • 242
    (2 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    Undisclosed
    10 - 49 employees

    Back office outsourcing company OverDrive Services was founded in 1996. The small team specializes in back office outsourcing, finance & accounting outsourcing (FAO), customer service outsourcing, and sales outsourcing. The firm is in Plano, Texas.

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    Industries

  • 243
    (1 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    Undisclosed
    250 - 999 employees
    Chicago, IL
    Headquartered in Chicago, Illinois and Dubai, United Arab Emirates, LiveAdmins is an artificial intelligence development company. The midsize team offers Artificial Intelligence, Call Center Services, Customer Service Outsourcing, AI Consulting, and more and was established in 2002.
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    Industries

  • 244
    (4 Reviews) 5.0

    Timeliness

    4.9

    Service Excellence

    4.8

    Value

    4.9

    Would Recommend

    4.8
    $1,000+
    1,000 - 9,999 employees
    Coimbatore, India

    Call center RND Softech is located in Coimbatore, India. The large team focuses on call center services, IT managed services, custom software development, back office outsourcing, and more and was established in 1999.

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    Industries

  • 245
    (23 Reviews) 4.9

    Timeliness

    4.8

    Service Excellence

    4.8

    Value

    5.0

    Would Recommend

    4.9
    $1,000+
    10 - 49 employees
    Vilnius, Lithuania

    Growtech is a Vilnius, Lithuania-based sales outsourcing company. The small firm was launched in 2021. Their team focuses on sales outsourcing, email marketing, and business consulting.

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    Industries

  • 246
    (17 Reviews) 5.0

    Timeliness

    4.9

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $5,000+
    10 - 49 employees
    Alpharetta, GA

    Franchise Marketing Systems is a franchise developing and marketing firm that is based in Cumming, Ga. Founded in 2009, Franchise Marketing Systems' team of about 30 employees has nearly a decade of experience specializing in management consulting, direct marketing, and advertising.

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    Clients

    Ford

    Industries

  • 247
    (4 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $5,000+
    2 - 9 employees
    Scottsdale, AZ

    Founded in 2022, Core Conversions is a small email marketing company. Their services include email marketing, other digital marketing, direct marketing, marketing strategy, and more. The company is in Scottsdale, Arizona.

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    Clients

    eAccountable, Coast Digital, Giant Propeller, Scube Marketing, Fuel Made, JRB Media, LTM Digital, Marketing by Data, AskMom, MoreInfluence

    Industries

  • 248
    (13 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $1,000+
    10 - 49 employees
    North Miami Beach, FL

    CloudTask is a phone answering service established in 2014. Headquartered in North Miami Beach, Florida and Medellín, Colombia, their midsize team specializes in voice services, non-voice bpo/back office services, finance & accounting outsourcing (FAO), transcription, and more.

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    Industries

  • 249
    (2 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $250,000+
    1,000 - 9,999 employees
    Santa Clarita, CA

    Human resources firm Tri Source International, LLC was established in 2007. They are based in Santa Clarita, California and have a large team. Their services include HR services, non-voice bpo/back office services, branding, voice services, and more.

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    Industries

  • 250
    (3 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $1,000+
    250 - 999 employees
    Lapu-Lapu City, Philippines
    Social media marketing agency JOYNO INC is headquartered in Lapu-Lapu City, Philippines and Santa Monica, California. The company provides Social Media Marketing, Content Marketing, Email Marketing, Call Center Services, and more and is midsize.The company was founded in 2023.
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    Industries

  • 251
    (1 Reviews) 4.5

    Timeliness

    4.5

    Service Excellence

    5.0

    Value

    4.5

    Would Recommend

    5.0
    $1,000+
    250 - 999 employees
    Ocala, FL

    Ansafone is a voice services provider based in Ocala, Fla. with an additional office in Santa Ana, Calif. They were founded in 1970 and have a team of over 250 employees.  

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  • 252
    (16 Reviews) 4.7

    Timeliness

    4.7

    Service Excellence

    4.7

    Value

    4.8

    Would Recommend

    4.7
    $5,000+
    250 - 999 employees
    Lehi, UT
    In Lehi, Utah; Cebu City, Philippines; Bacolod, Philippines and Davao City, Philippines, CoDev is a Sales Outsourcing company. The agency offers Sales Outsourcing, Web Development, Mobile App Development, HR Outsourcing, and more and is midsize.The agency was established in 2010.
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    Clients

    Nursa CaptionCall Kyocera Deseret Digital Media

    Industries

  • 253
    (2 Reviews) 4.3

    Timeliness

    4.5

    Service Excellence

    4.5

    Value

    4.0

    Would Recommend

    4.3
    $10,000+
    250 - 999 employees
    North Charleston, SC
    Launched in 1998, Sales Focus Inc. Is a Sales Outsourcing company. Their midsize team is in North Charleston, South Carolina. Their services include Sales Outsourcing, Call Center Services, Account-Based Marketing, and Recruiting.
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    Industries

  • 254
    (1 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $1,000+
    50 - 249 employees
    Karachi, Pakistan
    AtDesk247, an answering service, is located in Karachi, Pakistan. The midsize agency was launched in 2020. Their team offers Call Center Services, Customer Service Outsourcing, and Back Office Outsourcing.
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    Clients

    Designer Sofas 4U

    Industries

  • 255
    (10 Reviews) 4.9

    Timeliness

    4.8

    Service Excellence

    4.8

    Value

    4.9

    Would Recommend

    4.8
    $1,000+
    10 - 49 employees
    Buenos Aires, Argentina
    Vrand is a Weston, Florida-based Demand Generation Marketing company. The company focuses on Demand Generation Marketing, Sales Outsourcing, Email Marketing, Search Engine Optimization, and more and is small.The company was founded in 2020.
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    Industries

  • 256
    (2 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    4.8

    Value

    5.0

    Would Recommend

    5.0
    $1,000+
    10 - 49 employees
    London, England
    Ministry of Innovation, a Sales Outsourcing company, is in London, England. They provide Sales Outsourcing, Digital Strategy, and Ecommerce Marketing and were established in 2004.
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    Industries

  • 257
    (4 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    Undisclosed
    10 - 49 employees

    Conversational is a voice services company founded in 2003. Located in Fredericksburg, Virginia, the mid-sized team of experienced professional receptionists provides the best possible support for clients in the legal and medical industries, among others.

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    Industries

  • 258
    (10 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $1,000+
    10 - 49 employees
    New York, NY

    Periodix is a sales outsourcing company. They are based in New York, New York and have a small team. Their services include sales outsourcing.

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  • 259
    (16 Reviews) 4.9

    Timeliness

    4.9

    Service Excellence

    4.9

    Value

    4.9

    Would Recommend

    4.9
    $1,000+
    50 - 249 employees
    Portland, OR
    TECHSPEED INC, a Back Office Outsourcing company, was founded in 2002. The company specializes in Back Office Outsourcing, Document Digitization & Management, Customer Service Outsourcing, Data Annotation Services, and more and has a midsize team.
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    Clients

    Bank of America Berg Electric WACOM US NAVY

    Industries

  • 260
    (31 Reviews) 4.6

    Timeliness

    1.6

    Service Excellence

    1.6

    Value

    1.6

    Would Recommend

    4.6
    Undisclosed
    1,000 - 9,999 employees
    Portland, OR

    AnswerConnect is a contact center solutions firm based in Portland, Ore. Established in 2002, they have 38 employees, and offer a wide variety of voice-oriented customer service options. Their solutions include voice and non-voice BPO/back office services.

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    Clients

    UCLA

    Industries

  • 261
    (1 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    Undisclosed
    1,000 - 9,999 employees
    Fort Lauderdale, FL

    Non-voice bpo/back office services company OutPLEX was launched in 2001. Their small team is in Santo Domingo, Dominican Republic. OutPLEX specializes in non-voice bpo/back office services.

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    Industries

  • 262
    (3 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $1,000+
    2 - 9 employees
    Miranda, Australia

    Direct marketing company B2BLEADS.COM is headquartered in Miranda, Australia and Brisbane City, Australia. The small firm was established in 2018. Their team offers direct marketing, market research, sales outsourcing, other marketing, and more.

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    Industries

  • 263
    (4 Reviews) 4.8

    Timeliness

    4.6

    Service Excellence

    4.9

    Value

    4.5

    Would Recommend

    4.8
    Undisclosed
    50 - 249 employees
    Spring, TX

    Westpark Communications is a business process outsourcing firm based in Houston, Texas. Established in 1968, the team of about 40 employees primarily provides voice services and non-voice BPO and back office services for the manufacturing, retail, and business services industries.

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    Clients

    Aries Worldwide Logistics

    Industries

  • 264
    (6 Reviews) 4.9

    Timeliness

    5.0

    Service Excellence

    4.8

    Value

    4.9

    Would Recommend

    5.0
    $1,000+
    10 - 49 employees
    Reno, NV

    SalesPro Leads is a Reno, Nev. based lead generation firm that was founded in 2012. Their team of 20 specializes in voice services, email marketing, and event marketing and event planning.

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    Industries

  • 265
    (1 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    Undisclosed
    10 - 49 employees
    Delray Beach, FL

    Answering service Global Call Forwarding was established in 1996. The agency specializes in voice services and has a small team.

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    Industries

  • 266
    (5 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $5,000+
    10 - 49 employees

    Bottleneck Virtual Assistants is a business process outsourcing agency founded in 2016. Based in Springfield, Mo., the team of 15 employees specializes in non-voice BPO/back office services and voice services.

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    Industries

  • 267
    (3 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $1,000+
    50 - 249 employees
    Cape Town, South Africa
    The Agentsy BPO is a Cape Town, South Africa-based customer service outsourcing company. The midsize team offers customer service outsourcing, sales outsourcing, and finance & accounting outsourcing (FAO) and was launched in 2018.
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    Industries

  • 268
    (3 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    4.8

    Value

    4.5

    Would Recommend

    5.0
    $5,000+
    10 - 49 employees
    Singapore, Singapore

    SMCBPO is a Singapore, Singapore-based call center service. The small team specializes in call center services, back office outsourcing, and commercial financing, funding, & investment and was launched in 2009.

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    Industries

  • 269
    (9 Reviews) 4.8

    Timeliness

    4.9

    Service Excellence

    4.9

    Value

    4.7

    Would Recommend

    5.0
    $1,000+
    50 - 249 employees
    Sheridan, WY
    Scalemill, a Sales Outsourcing company, is located in Sheridan, Wyoming; Berlin, Germany and Karachi, Pakistan. The midsize agency was established in 2015. Their services include Sales Outsourcing, Call Center Services, and Customer Service Outsourcing.
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    Clients

    Coeus

    Industries

  • 270
    (11 Reviews) 4.7

    Timeliness

    4.8

    Service Excellence

    4.6

    Value

    4.4

    Would Recommend

    4.8
    $10,000+
    50 - 249 employees
    Barcelona, Spain
    Sales Outsourcing company S2M-group is in Barcelona, Spain; Gui Yang Shi, China; Palermo, Italy and Puteaux, France. The firm offers Sales Outsourcing, Marketing Strategy, and Other Marketing and is midsize.The firm was launched in 2009.
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    Clients

    Tata Communications

    Industries

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