Top 100 Call Center Services in Eastern Europe

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Top 100 Call Center Services in Eastern Europe

The Best of December 2025

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

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 Eastern Europe. 

Jump to Most Reviewed Companies

List of the Best Eastern Europe Voice Services Providers

  • 31
    (6 Reviews) 5.0

    Timeliness

    4.9

    Service Excellence

    4.7

    Value

    5.0

    Would Recommend

    4.7
    $1,000+
    50 - 249 employees
    Zagreb, Croatia
    Significo is a CRM consulting and SI company. They offer CRM consulting and SI, Call Center Services, Back Office Outsourcing, and Customer Service Outsourcing and were launched in 2007. Their midsize team is Zagreb, Croatia-based.
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    Clients

    McDonald's Croatia Porsche Inter Auto d.o.o PORSCHE CROATIA d.o.o. INA d.d.

    Industries

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  • 32
    (9 Reviews) 4.9

    Timeliness

    4.9

    Service Excellence

    4.9

    Value

    5.0

    Would Recommend

    5.0
    $1,000+
    10 - 49 employees
    Tallinn, Estonia

    Datarob is a Kyiv, Ukraine-based voice services company. Their team of over 10 employees was founded in 2019 and serves small and midmarket businesses in the IT industry. Additional services include digital and email marketing.

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    Industries

  • 33
    (12 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    4.9

    Value

    5.0

    Would Recommend

    5.0
    $1,000+
    10 - 49 employees
    Poltava, Ukraine
    Data Annotation Services company Tinkogroup was established in 2016. The small Poltava, Ukraine-based team provides Data Annotation Services, Back Office Outsourcing, Sales Outsourcing, and Document Digitization & Management.
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    Clients

    Oberst BV Continuum Education Today

    Industries

  • 34
    (8 Reviews) 4.6

    Timeliness

    4.6

    Service Excellence

    4.7

    Value

    4.7

    Would Recommend

    4.7
    $50,000+
    1,000 - 9,999 employees
    Warszawa, Poland
    FlairsTech is a large IT managed services company. Founded in 2018, the team provides IT managed services, Custom Software Development, Application Management & Support, Call Center Services, and more. The company is in Montréal, Canada; Cairo, Egypt; Alexandria, Egypt and Warszawa, Poland.
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    Industries

  • 35
    (10 Reviews) 5.0

    Timeliness

    4.9

    Service Excellence

    5.0

    Value

    4.7

    Would Recommend

    5.0
    $5,000+
    50 - 249 employees
    L'viv, Ukraine

    Located in Lviv, Ukraine, BPO Nextdoor is a non-voice bpo/back office services company. The midsize team specializes in non-voice bpo/back office services and was founded in 2012.

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    Industries

  • 36
    (2 Reviews) 4.8

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    4.3

    Would Recommend

    5.0
    $25,000+
    50 - 249 employees
    Beograd, Serbia

    Established in 2016, GDC Services is a cloud consulting & SI company. The midsize team focuses on cloud consulting & SI, Customer Service Outsourcing, IT managed services, Application Management & Support, and more. The firm is located in Beograd, Serbia and Beograd, Serbia.

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    Industries

  • 37
    (59 Reviews) 4.9

    Timeliness

    4.9

    Service Excellence

    4.9

    Value

    4.9

    Would Recommend

    4.9
    $5,000+
    10 - 49 employees
    Kyiv, Ukraine

    Based in Kyiv, Ukraine, Addlium is a small social media marketing agency. They focus on social media marketing, sales outsourcing, and email marketing and were launched in 2022.

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    Clients

    SSO Logistics

    Industries

  • 38
    (10 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    4.9

    Value

    4.6

    Would Recommend

    5.0
    $5,000+
    50 - 249 employees
    Beograd, Serbia
    Customer Service Outsourcing company morph is based in Los Angeles, California and Beograd, Serbia. The midsize team specializes in Customer Service Outsourcing, Call Center Services, and Back Office Outsourcing. The agency was established in 2015.
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    Clients

    Birdy Grey Curateur Ink Innovation Kido Cloud

    Industries

  • 39
    (5 Reviews) 5.0

    Timeliness

    4.8

    Service Excellence

    5.0

    Value

    4.9

    Would Recommend

    5.0
    Undisclosed
    250 - 999 employees
    Beograd, Serbia
    Silver Bell Group is a social media marketing agency based in Beograd, Serbia. The midsize company was launched in 2014. Their services include social media marketing, blockchain, customer service outsourcing, commercial property management, and more.
    Read More

    Industries

  • 40
    (9 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $10,000+
    50 - 249 employees
    Stari Bohorodchany, Ukraine

    GotYourBack Support is a back-office service company founded inV in 2019. With over 50 professionals, they offer voice and back-office services to clients ranging from startups to enterprises in the fields of IT, business services, and telecommunications.

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    Clients

    Byte Technologies

    Industries

  • 41
    (3 Reviews) 5.0

    Timeliness

    4.7

    Service Excellence

    4.7

    Value

    4.5

    Would Recommend

    4.8
    $1,000+
    50 - 249 employees
    Bitola, North Macedonia

    Located in Knoxville, Tenn., Taskforce BPO is a veteran-owned company that provides clients of all sizes with labor solutions. Made up of 90 employees, the company specializes in voice services and non-voice BPO/back office services. Taskforce BPO was founded in 2015 and predominantly serves clients in the healthcare, financial services, business services, and retail industries.

    Read More

    Clients

    Dental Practices

    Industries

  • 42
    (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.

    Read More

    Industries

  • 43
    (8 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    4.6

    Would Recommend

    5.0
    Undisclosed
    10 - 49 employees
    Wrocław, Poland
    KODA is a small artificial intelligence development company. Founded in 2017, the firm is in Wrocław, Poland. Their team provides Artificial Intelligence, Call Center Services, and Generative AI.
    Read More

    Clients

    Santander Consumer Bank Jeronimo Martins Żabka Gamivo

    Industries

  • 44
    (4 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $5,000+
    10 - 49 employees
    Tallinn, Estonia
    Lialoom, a sales outsourcing company, is located in London, United Kingdom and Warszawa, Poland. The small team provides sales outsourcing, business consulting, public relations, marketing strategy, and more. The company was established in 2023.
    Read More

    Industries

  • 45
    (15 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    4.9

    Value

    4.9

    Would Recommend

    5.0
    $5,000+
    10 - 49 employees
    Sofia, Bulgaria
    Sales Outsourcing company Hypergen was established in 2019. The small Dover, Delaware-based team provides Sales Outsourcing, CRM consulting and SI, Conversion Optimization, and Email Marketing.
    Read More

    Industries

  • 46
    (45 Reviews) 5.0

    Timeliness

    4.9

    Service Excellence

    5.0

    Value

    4.9

    Would Recommend

    4.9
    $5,000+
    1,000 - 9,999 employees
    Kyiv, Ukraine
    EverHelp is a Customer Service Outsourcing company. Founded in 2021, the large firm is based in Warszawa, Poland and Kyiv, Ukraine. Their services include Customer Service Outsourcing, Call Center Services, Back Office Outsourcing, and Sales Outsourcing.
    Read More

    Industries

  • 47
    (8 Reviews) 4.9

    Timeliness

    4.9

    Service Excellence

    4.9

    Value

    4.8

    Would Recommend

    4.9
    $1,000+
    2 - 9 employees
    Sofia, Bulgaria
    Lukanoff Consulting Ltd, a Sales Outsourcing company, was founded in 2020. They are headquartered in Sofia, Bulgaria and have a small team. Lukanoff Consulting Ltd offers Sales Outsourcing, Direct Marketing, Marketing Strategy, Email Marketing, and more.
    Read More

    Industries

  • 48
    (1 Reviews) 4.5

    Timeliness

    5.0

    Service Excellence

    4.0

    Value

    4.0

    Would Recommend

    4.5
    $1,000+
    50 - 249 employees
    София, Bulgaria

    In София, Bulgaria, Euroccor JSC is a midsize answering service. Founded in 2005, the team provides voice services, non-voice bpo/back office services, and social media marketing.

    Read More

    Industries

  • 49
    (19 Reviews) 4.9

    Timeliness

    5.0

    Service Excellence

    4.9

    Value

    4.9

    Would Recommend

    4.9
    $10,000+
    1,000 - 9,999 employees
    Wrocław, Poland
    CCIG Group, a phone answering service, is in Wrocław, Poland; Warszawa, Poland; Zielona Góra, Poland and Tarnów, Poland. The large team offers Call Center Services, Customer Service Outsourcing, and Back Office Outsourcing. The company was established in 2002.
    Read More

    Industries

  • 50
    (2 Reviews) 5.0

    Timeliness

    4.5

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $5,000+
    50 - 249 employees
    București, Romania
    Customer Service Outsourcing company HKR TEAM (Co-Managed Outsourcing) was launched in 2016. Their midsize team is in București, Romania; New York, New York and Cluj-Napoca, Romania and offers Customer Service Outsourcing, Back Office Outsourcing, and Sales Outsourcing.
    Read More

    Clients

    TeePublic.com

    Industries

  • 51
    (4 Reviews) 5.0

    Timeliness

    4.9

    Service Excellence

    4.9

    Value

    5.0

    Would Recommend

    5.0
    $1,000+
    10 - 49 employees
    Kyiv, Ukraine

    Brebeneskul Consulting is a sales outsourcing company. Their small team is located in Kyiv, Ukraine. Their services include sales outsourcing, email marketing, and call center services. The firm was launched in 2019.

    Read More

    Industries

  • 52
    (20 Reviews) 5.0

    Timeliness

    4.9

    Service Excellence

    5.0

    Value

    4.9

    Would Recommend

    5.0
    $1,000+
    250 - 999 employees
    Varna, Bulgaria

    Customer Umbrella is a non-voice bpo/back office services and call center service in Varna, Bulgaria. The midsize firm was launched in 2010. Their team offers non-voice bpo/back office services and voice services.

    Read More

    Industries

  • 53
    (3 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    4.8
    $1,000+
    10 - 49 employees
    Kyiv, Ukraine
    VDVOKH Digital Agency is a social media marketing agency. Launched in 2020, the small company is headquartered in Kyiv, Ukraine. Their services include social media marketing, pay per click, advertising, digital strategy, and more.
    Read More

    Clients

    Kärcher Hörmann Come Back Alive Foundation

    Industries

  • 54
    (2 Reviews) 4.8

    Timeliness

    4.8

    Service Excellence

    4.8

    Value

    4.8

    Would Recommend

    4.5
    $250,000+
    1,000 - 9,999 employees
    București, Romania
    Conectys is a Customer Service Outsourcing company founded in 2004. Their large team is headquartered in București, Romania; Davao City, Philippines; Iloilo City, Philippines and Taipei City, Taiwan. Their services include Customer Service Outsourcing, Content Moderation Services, and Call Center Services.
    Read More

    Industries

  • 55
    (3 Reviews) 5.0

    Timeliness

    4.7

    Service Excellence

    5.0

    Value

    4.8

    Would Recommend

    5.0
    Undisclosed
    250 - 999 employees
    Gdańsk, Poland
    Aplitt sp. Z o.o. Is a Gdańsk, Poland-based software development company. The midsize team provides custom software development, web development, mobile app development, application testing, and more. The company was founded in 1995.
    Read More

    Industries

  • 56
    (4 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    4.8

    Would Recommend

    5.0
    $5,000+
    250 - 999 employees
    Burgas, Bulgaria

    Callboxs is a business consulting company. Their midsize team is headquartered in Burgas, Bulgaria. The company provides business consulting, direct marketing, voice services, non-voice bpo/back office services, and more.

    Read More

    Industries

  • 57
    (9 Reviews) 4.9

    Timeliness

    4.8

    Service Excellence

    4.9

    Value

    4.8

    Would Recommend

    4.9
    $1,000+
    2 - 9 employees
    Breznik, Bulgaria

    Established in 2019, Passion4Growth is an answering service and business consulting company. They are located in Breznik, Bulgaria and have a small team. The company focuses on voice services and business consulting.

    Read More

    Industries

  • 58
    (1 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    Undisclosed
    50 - 249 employees
    Sofia, Bulgaria

    Established in 2009, CXG Business Process Outsourcing is a midsize answering service company. Their services include voice services, non-voice bpo/back office services, and HR services. The company is located in Sofia, Bulgaria.

    Read More

    Industries

  • 59
    (6 Reviews) 5.0

    Timeliness

    4.8

    Service Excellence

    4.9

    Value

    4.8

    Would Recommend

    5.0
    $1,000+
    2 - 9 employees
    Kyiv, Ukraine
    Revit is a small Sales Outsourcing company. The Sheridan, Wyoming-based agency was founded in 2023. Their services include Sales Outsourcing.
    Read More

    Industries

  • 60
    (2 Reviews) 4.5

    Timeliness

    4.5

    Service Excellence

    4.5

    Value

    4.5

    Would Recommend

    4.5
    $1,000+
    10 - 49 employees
    Sofia, Bulgaria

    Established in 2005, Infosource is a non-voice bpo/back office services company. Their small team is located in Sofia, Bulgaria and focuses on non-voice bpo/back office services and HR services.

    Read More

    Industries

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