Top Call Center Services & Voice Services in Bulgaria
-
Featured
What are Featured Providers?
$1,000+< $25 / hr250 - 999Serves BulgariaServices provided
See all 27 projectsSimply Contact is a specialized provider of Contact Center Services, focusing on Customer Support Services, Inbound Call Center, and Telephonic Support. The company consistently receives high praise for its expertise in handling multi-channel and multi-lingual customer interactions, with 100% of reviewers noting their professionalism and adaptability. Their ability to improve customer satisfaction and reduce response times significantly is frequently highlighted, making them a valuable partner for diverse business needs.
$1,000+< $25 / hr1,000 - 9,999Serves BulgariaServices provided
See all 87 projectsSupportYourApp is a customer service center specializing in Contact Center Services, providing comprehensive solutions including Customer Support Services, Phone Support, and Telephonic Support. Across various reviews, clients praised their efficiency and adaptability, with many noting their proactive approach and commitment to client schedules. Approximately 90% of reviews highlighted their ability to handle high volumes of customer inquiries effectively.
$1,000+< $25 / hr250 - 999Serves BulgariaServices provided
See all 27 projectsSimply Contact is a specialized provider of Contact Center Services, focusing on Customer Support Services, Inbound Call Center, and Telephonic Support. The company consistently receives high praise for its expertise in handling multi-channel and multi-lingual customer interactions, with 100% of reviewers noting their professionalism and adaptability. Their ability to improve customer satisfaction and reduce response times significantly is frequently highlighted, making them a valuable partner for diverse business needs.
$1,000+< $25 / hr1,000 - 9,999Serves BulgariaServices provided
See all 28 projectsHugo Inc. | Top CX Provider is a distinguished company specializing in Contact Center Services, offering comprehensive Customer Support Services across various channels such as email, chat, and phone. The client reviews highlight their adaptability and efficiency, with 100% positive feedback on their seamless integration and ability to enhance customer engagement capabilities, resulting in impressive metrics like a 99.8% accuracy in order processing and fulfillment.
-
$1,000+< $25 / hr50 - 249Sofia, Bulgaria
Services provided
See all 9 projectsMarKam Solutions is a prominent provider of Call Center Services, excelling in Customer Support and Phone Support. With 100% positive feedback, clients consistently praise their cost efficiency and exceptional project management, noting their adaptability and communication skills. Approximately 40% of reviewers highlight MarKam Solutions' alignment with company values, while 60% emphasize their data-driven and innovative approach.
-
$5,000+< $25 / hr50 - 249Sofia, Bulgaria
Services provided
See all 23 projectsMercatus is a Contact Center Services company specializing in lead generation, cold calling, and customer support services. Their reviews highlight a strong performance in communication and organization, with 75% of feedback emphasizing responsiveness and efficient project management. While their cold calling services are consistently praised, 25% of reviewers noted areas for improvement in LinkedIn campaigns. Overall, clients appreciate Mercatus' ability to deliver on their objectives effectively.
-
$5,000+$50 - $99 / hr10 - 49Sofia, Bulgaria
Services provided
See all 15 projectsHypergen is a lead generation company specializing in cold email outreach and demand generation. The company consistently receives positive feedback, with 100% of reviewers praising their professionalism, responsiveness, and ability to deliver on promises. Themes across reviews include effective lead generation, impressive project management, and a collaborative approach, with clients reporting significant improvements in lead quality and conversion rates.
-
$1,000+$50 - $99 / hr2 - 9Sofia, Bulgaria
Services provided
See all 8 projectsLukanoff Consulting Ltd specializes in Contact Center Services, with a strong focus on lead generation and booking sales meetings. The company consistently receives positive feedback for its efficient customer support services, with 100% of reviewers praising their professionalism and timely delivery. Clients particularly value their cultural alignment and adaptability.
-
$1,000+$25 - $49 / hr50 - 249София, Bulgaria
Services provided
See all 1 projectsEuroccor JSC is a company specializing in Contact Center Services, particularly focusing on Customer Support Services such as listing quality checks. The overall feedback is positive, with clients appreciating their exceptional attention to detail and effective workflow. One client noted significant time savings, although there is a suggestion for even faster service delivery.
-
UndisclosedUndisclosed10 - 49Sofia, Bulgaria
Services provided
See all 2 projectsScaleRush is a lead generation and sales outsourcing company known for its customized pipelines and tailored outreach strategies. They receive overwhelmingly positive feedback, with clients highlighting their proactive project management and deep industry knowledge. Approximately 100% of the reviewers mentioned over-delivering on results, such as increasing sales pipelines by 50% within two months.
-
$10,000+Undisclosed2 - 9Sofia, Bulgaria
Services provided
See all 2 projectsPowerSellers specializes in Contact Center Services, focusing on lead generation and customer relationship management. The company has successfully contacted 57% more clients and generated 72% more leads annually. Their commitment to customer support and responsiveness is highlighted by their availability and proactive approach, although there is room for improvement in patience during peak times.
-
UndisclosedUndisclosed50 - 249Burgas, Bulgaria
Services provided
See all 1 projectsZadarma is a digital services company specializing in VoIP solutions with CRM integration. Reviews highlight their responsive support and ability to deliver on time, with 100% of feedback noting their good value for cost and functionality. While their guidance could be more personalized, their overall service is highly regarded.
-
UndisclosedUndisclosed50 - 249Sofia, Bulgaria
Services provided
See all 1 projectsCXG Business Process Outsourcing is a specialized BPO company known for its efficiency in scaling teams to manage shared services, AI training, and data analytics. Reviews highlight their professionalism, effective collaboration, and adaptability, with a 100% positive feedback rate. Clients appreciate their ability to backfill positions swiftly, ensuring seamless service delivery.
-
$1,000+< $25 / hr10 - 49Sofia, Bulgaria
Services provided
See all 2 projectsInfoSource Bulgaria Ltd is a data management and analysis company specializing in extracting and structuring information from financial and executive reports. The company is consistently praised for its cost-effectiveness, attention to detail, and responsive project management. Approximately 100% of reviewers highlighted their satisfaction with the quality of service and customer-focused approach.
-
$1,000+$50 - $99 / hr2 - 9Breznik, Bulgaria
Services provided
See all 9 projectsPassion4Growth is a lead generation and business development company that excels in enhancing client portfolios and expanding market presence through strategic partnerships and digital outreach. Their reviews reflect a 100% positive sentiment, highlighting effective communication, timely delivery, and proactive engagement. Approximately 83% of reviewers praised the company's innovative approach and personalized strategies, emphasizing their commitment to client success and growth.
-
$1,000+$25 - $49 / hr10 - 49Sofia, Bulgaria
Services provided
Established in 2019, ODEON msc - A TTC brand is a Finance & Accounting Outsourcing (FAO) company. The team offers Finance & Accounting Outsourcing (FAO) and HR Consulting.
Read more -
UndisclosedUndisclosed2 - 9Sofia, Bulgaria
Services provided
Expand Acquisition is an Email Marketing and Sales Outsourcing company. They are based in Sofia, Bulgaria and have small team of experts. Their services include Email Marketing and Sales
Read more -
$1,000+$25 - $49 / hr10 - 49Sofia, Bulgaria
Services provided
Call center service Customer Care BG Ltd. Is located in Sofia, Bulgaria. Their services include Call Center Services.
Read more -
$1,000+< $25 / hr50 - 249Sofia, Bulgaria
Services provided
Call center service Mellon Bulgaria was established in 2001. The midsize team provides Call Center Services and HR Outsourcing.
Read more -
$1,000+$25 - $49 / hr2 - 9Sofia, Bulgaria
Services provided
Euro Connect is a small phone answering service in Sofia, Bulgaria. The team offers Call Center Services and Customer Service Outsourcing.
Read more -
$50,000+< $25 / hr1,000 - 9,999Sofia, Bulgaria
Services provided
Sixty K Ltd is a large Customer Service Outsourcing company. Founded in 2008, the team focuses on Customer Service Outsourcing and Back Office Outsourcing.
Read more -
$1,000+< $25 / hr10 - 49Varna, Bulgaria
Services provided
Launched in 2023, Virtuwise is a branding firm. The company specializes in Branding and Digital Strategy, and is small.
Read more -
$1,000+< $25 / hr250 - 999Varna, Bulgaria
Services provided
See all 20 projectsCustomer Umbrella is a proficient provider of Contact Center Services, excelling in Customer Support Services, Inbound and Outbound Call Center, and Telephonic Support. Reviewers consistently praise their professionalism and seamless integration into client operations, with 100% positive feedback highlighting their outstanding customer service and effective communication. Their expertise in call handling and proactive problem-solving significantly enhances client satisfaction and operational efficiency.
-
$5,000+$200 - $300 / hr2 - 9Sofia, Bulgaria
Services provided
Launched in 2018, Instorm is a Corporate Training & Coaching company. The team provides Corporate Training & Coaching and Business Consulting and is based in Sofia, Bulgaria.
Read more -
$1,000+$25 - $49 / hr2 - 9Plovdiv, Bulgaria
Services provided
Phone answering service BPO Bulgaria was established in 2014. The small team specializes in Call Center Services and Accounting.
Read more -
$5,000+$25 - $49 / hr2 - 9Sofia, Bulgaria
Services provided
See all 1 projectsOrpheus Solutions is a digital marketing consulting firm recognized for its innovative approach and profound expertise in digital marketing strategies. The company has received 100% positive feedback, with clients praising their effective workflow and impressive creativity. Reviewers consistently highlight their reliability and ability to provide new perspectives, with no areas noted for improvement.
-
UndisclosedUndisclosed50 - 249Sofia, Bulgaria
Services provided
Social media marketing firm eTel Digital Agency was founded in 2001. The midsize team specializes in Social Media Marketing and Email Marketing.
Read more -
$1,000+Undisclosed50 - 249Sofia, Bulgaria
Services provided
Launched in 2010, Squaretalk is an unified communications consulting & SI company. The midsize team provides unified communications consulting & SI and Call Center Services.
Read more -
$10,000+Undisclosed1,000 - 9,999Varna, Bulgaria
Services provided
Gevekom GmbH is a call center. They are headquartered in Dresden, Germany and Berlin, Germany and have large team. They provide Call Center Services and Back Office Outsourcing.
Read more -
$1,000+$25 - $49 / hr2 - 9Serdica, Bulgaria
Services provided
Logicall Bulgaria AD, an answering service company, was established in 2007. The company specializes in Call Center Services.
Read more -
$1,000+$25 - $49 / hr2 - 9Sofia, Bulgaria
Services provided
Alba Center, a small phone answering service, is headquartered in Sofia, Bulgaria. The team focuses on Call Center Services and Sales Outsourcing.
Read more -
$1,000+$25 - $49 / hr2 - 9Sofia, Bulgaria
Services provided
Answering service Inter Contact Bulgaria is headquartered in Sofia, Bulgaria. They focus on Call Center Services and were launched in 2006.
Read more -
UndisclosedUndisclosed50 - 249Balsha, Bulgaria
Services provided
Latiane Ltd, a midsize telephone answering service, is in Balsha, Bulgaria. Their services include Call Center Services and Recruitment Process Outsourcing.
Read more -
$1,000+$25 - $49 / hr2 - 9Sofia, Bulgaria
Services provided
Callhalla, an answering service and Customer Service Outsourcing company, was established in 2014. The small team offers Call Center Services and Customer Service Outsourcing.
Read more -
$25,000+Undisclosed1,000 - 9,999Sofia, Bulgaria
Services provided
See all 28 projectsMarketStar Bulgaria, a provider of Contact Center Services, excels in offering Customer Support Services and Call Handling solutions. Reviews highlight their dedication, attention to detail, and structured approach. Approximately 90% of feedback is positive, with clients praising their process management and telephonic support. However, some noted initial challenges with industry familiarization due to team juniority.
-
UndisclosedUndisclosed1,000 - 9,999Sofia, Bulgaria
Services provided
MarketStar is a Sales Outsourcing company. Established in 1988, the firm is in Ogden, Utah and Dublin, Ireland. Their services include Sales Outsourcing and Customer Service Outsourcing.
Read more
Share your project goals, and we’ll connect you with verified partners who fit your budget and timeline.
Get My Matches
Tell us what you need — we’ll match you with top agencies and their real-time quotes in minutes.
Get My QuotesWhy Trust Clutch
At Clutch, we believe trust is the foundation of every business relationship. Our mission is to help buyers make confident, data-backed decisions informed by real client experiences.
Every review on Clutch undergoes a rigorous, human-led verification process to make sure it’s valid. Our team of specialists confirms the identity of each reviewer, ensures the project is legitimate, and only publishes reviews that meet our strict criteria.
Verification doesn’t stop at the point of publication. Our Trust & Safety team routinely audits older reviews against our guidelines. When reviews fall short of our standards, we remove them.
We evaluate service providers using a structured methodology that combines:
- In-depth client interviews and ratings
- Comprehensive project details
- Market presence
- Portfolio examples and industry recognition
This data powers tools like the Leaders Matrix, which helps you compare agencies directly. Our research team curates rankings by weighing verified reviews most heavily, so the most trusted and experienced providers rise to the top.
Using this unique combination of verified client feedback and provider-supplied insights, Clutch distills the most important details into clear, digestible summaries so you have everything you need to make confident, informed decisions quickly.
We take fraud seriously. Providers who violate our guidelines may face lower rankings, restricted visibility, or removal from the platform altogether.
Clutch’s commitment to transparency is ongoing. We’re constantly refining our systems to protect the integrity of reviews and support you in finding the right agency.
List of the Top 11 Bulgaria Call Center Companies & Voice Services
-
$1,000+< $25 / hr50 - 249Sofia, Bulgaria
Ability to deliver
32.6/40.017.6/20 Reviews10/10 Clients & Experience5/10 Market PresenceService focus
30% Call Center Services20% Sales Outsourcing50% Other -
$5,000+< $25 / hr50 - 249Sofia, Bulgaria
Ability to deliver
32.1/40.016.6/20 Reviews9.8/10 Clients & Experience5.7/10 Market PresenceService focus
10% Call Center Services20% Sales Outsourcing70% Other -
$5,000+$50 - $99 / hr10 - 49Sofia, Bulgaria
Ability to deliver
25.2/40.016.4/20 Reviews3.7/10 Clients & Experience5.2/10 Market PresenceService focus
50% Sales Outsourcing50% Other -
$1,000+$50 - $99 / hr2 - 9Sofia, Bulgaria
Ability to deliver
28.2/40.016.2/20 Reviews8/10 Clients & Experience4/10 Market PresenceService focus
30% Sales Outsourcing70% Other -
$1,000+$25 - $49 / hr50 - 249София, Bulgaria
Ability to deliver
21.6/40.014.6/20 Reviews3/10 Clients & Experience4/10 Market PresenceService focus
65% Call Center Services10% Sales Outsourcing25% Other -
UndisclosedUndisclosed10 - 49Sofia, Bulgaria
Ability to deliver
20.6/40.016.6/20 Reviews0/10 Clients & Experience4/10 Market PresenceService focus
80% Sales Outsourcing20% Other -
$10,000+Undisclosed2 - 9Sofia, Bulgaria
Ability to deliver
20.4/40.016.4/20 Reviews0/10 Clients & Experience4/10 Market PresenceService focus
15% Call Center Services60% Sales Outsourcing25% Other -
UndisclosedUndisclosed50 - 249Burgas, Bulgaria
Ability to deliver
19.8/40.013.4/20 Reviews0/10 Clients & Experience6.4/10 Market PresenceService focus
100% Call Center Services -
UndisclosedUndisclosed50 - 249Sofia, Bulgaria
Ability to deliver
25/40.016.2/20 Reviews3.9/10 Clients & Experience4.9/10 Market PresenceService focus
24% Call Center Services76% Other -
$1,000+< $25 / hr10 - 49Sofia, Bulgaria
Ability to deliver
25/40.014.6/20 Reviews5.5/10 Clients & Experience4.9/10 Market PresenceService focus
20% Call Center Services80% Other -
$1,000+$50 - $99 / hr2 - 9Breznik, Bulgaria
Ability to deliver
22.8/40.016.6/20 Reviews2.8/10 Clients & Experience3.4/10 Market PresenceService focus
30% Sales Outsourcing70% Other -
$1,000+$25 - $49 / hr10 - 49Sofia, Bulgaria
Ability to deliver
8.2/40.00/20 Reviews3.6/10 Clients & Experience4.6/10 Market PresenceService focus
10% Call Center Services10% Sales Outsourcing80% Other -
UndisclosedUndisclosed2 - 9Sofia, Bulgaria
Ability to deliver
4/40.00/20 Reviews0/10 Clients & Experience4/10 Market PresenceService focus
50% Sales Outsourcing50% Other -
$1,000+$25 - $49 / hr10 - 49Sofia, Bulgaria
Ability to deliver
0/40.00/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
100% Call Center Services -
$1,000+< $25 / hr50 - 249Sofia, Bulgaria
Ability to deliver
4/40.00/20 Reviews0/10 Clients & Experience4/10 Market PresenceService focus
25% Call Center Services75% Other -
$1,000+$25 - $49 / hr2 - 9Sofia, Bulgaria
Ability to deliver
0/40.00/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
40% Call Center Services20% Sales Outsourcing40% Other -
$50,000+< $25 / hr1,000 - 9,999Sofia, Bulgaria
Ability to deliver
4/40.00/20 Reviews0/10 Clients & Experience4/10 Market PresenceService focus
10% Call Center Services90% Other -
$1,000+< $25 / hr10 - 49Varna, Bulgaria
Ability to deliver
4.6/40.00/20 Reviews0/10 Clients & Experience4.6/10 Market PresenceService focus
20% Sales Outsourcing80% Other -
$1,000+< $25 / hr250 - 999Varna, Bulgaria
Ability to deliver
27.6/40.016.6/20 Reviews6.1/10 Clients & Experience4.9/10 Market PresenceService focus
10% Call Center Services10% Sales Outsourcing80% Other -
$5,000+$200 - $300 / hr2 - 9Sofia, Bulgaria
Ability to deliver
4.6/40.00/20 Reviews0/10 Clients & Experience4.6/10 Market PresenceService focus
20% Sales Outsourcing80% Other -
$1,000+$25 - $49 / hr2 - 9Plovdiv, Bulgaria
Ability to deliver
3.7/40.00/20 Reviews0/10 Clients & Experience3.7/10 Market PresenceService focus
25% Call Center Services75% Other -
$5,000+$25 - $49 / hr2 - 9Sofia, Bulgaria
Ability to deliver
19.2/40.016.2/20 Reviews0/10 Clients & Experience3/10 Market PresenceService focus
25% Call Center Services75% Other -
UndisclosedUndisclosed50 - 249Sofia, Bulgaria
Ability to deliver
0/40.00/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
20% Sales Outsourcing80% Other -
$1,000+Undisclosed50 - 249Sofia, Bulgaria
Ability to deliver
5.3/40.00/20 Reviews0/10 Clients & Experience5.3/10 Market PresenceService focus
20% Call Center Services80% Other -
$10,000+Undisclosed1,000 - 9,999Varna, Bulgaria
Ability to deliver
6.3/40.00/20 Reviews0/10 Clients & Experience6.3/10 Market PresenceService focus
65% Call Center Services10% Sales Outsourcing25% Other -
$1,000+$25 - $49 / hr2 - 9Serdica, Bulgaria
Ability to deliver
0/40.00/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
100% Call Center Services
Latest Call Centers Articles
See all articles
Answering Services: Professionalism in Customer Service
Professionalism in customer service is essential to retaining customers, building your brand image, and increasing sales.
![How to Build a Budget for Call Center Services [With Template] cover image](https://img.shgstatic.com/clutch-static-prod/image/resize/715x400/s3fs-public/article/ba3fb126c373d45b88403b0272fa9201.jpg)
