Top 100 Call Center Services

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Top 100 Call Center Services

May 2022

Looking for a top contact center?

Review this list of best call services on the market to determine the best fit for your company. 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. 

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List of the Best Voice Services Providers on the Market

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  • 6
    • Scheduling

      4.9
    • Quality

      4.8
    • Cost

      4.7
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 50 - 249 employees
    • Oakville, Canada

    Martal Group is a sales agency based in Oakville, Canada and San Francisco. Founded in 2009, their team currently consists of 70 employees, who serve mostly technology companies in SaaS, Enterprise software and IT sectors. They offer services in outbound lead generation, appointment setting, account management, and sales.

    Clients

    • Fullscreen
    • Jedox
    • Clickworker
    • Quaenet

    Industries

    Notable Project

    Martal Group is a nonprofit automation platform's outbound sales partner. The team reaches out and set meetings with decision-makers through email, LinkedIn, and phone calls. 

    "The synergy between Martal and our team continues to drive successful results for our outbound campaigns."

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  • 7
    • Scheduling

      4.9
    • Quality

      4.9
    • Cost

      4.9
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 50 - 249 employees
    • Dover, DE

    Belkins is a technology company that leverages proprietary technology and a unique methodology to set appointments with target client prospects for revenue leaders in a variety of industries. Our award-winning, blended SAAS and Service model has been fine-tuned over the last 5 years and has supported hundreds of clients globally.

    Clients

    • Cisco
    • ITernal Group
    • FrontCore
    • Digital Knights

    Industries

    Notable Project

    Belkins created and implemented an email marketing campaign to help a global communications company increase their engagements and get more appointments with C-level prospects.

    "What impressed me most was that we achieved the desired result very quickly and easily."

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  • 8
    • Scheduling

      4.6
    • Quality

      4.5
    • Cost

      4.3
    • NPS

      4.7
    Read Full Reviews on Clutch Visit Site
    • Undisclosed
    • 250 - 999 employees
    • Encino, CA

    Callbox is a business process outsourcing company based in Encino, Calif., with offices in Singapore, Ultimo, Australia, and the Philippines. Founded in 2004, Callbox's team of 174 provides voice services and non-voice BPO/back office services.

    Clients

    • Alima Technologies
    • Intrepid Advisors
    • LexisNexis
    • LiQWID

    Industries

    Notable Project

    Callbox was hired to provide lead generation services for a financial service company on phone, & social media, and email marketing. The partners are currently on a 6-month engagement.

    "They have a very effective, structured, and efficient process."

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  • 9
    • $1,000+
    • 1,000 - 9,999 employees
    • Hollywood, FL

    Remote CoWorker is a virtual assistant outsourcing company founded in 2013 and located in Hollywood, Fla. They have a team of about 10 employees who offer non-voice BPO/back office services, along with voice, finance and accounting outsourcing, and HR services. Their client base comprises small business in the real estate, business services, IT, and telecommunications industries.

    Clients

    • Amazon
    • Aavgo
    • TheDreamzTeam
    • Managed IT Solutions

    Industries

    Notable Project

    Remote CoWorker provides VA services to a cold therapy machine rental company. They dedicated a virtual assistant to help the client take calls and process leads online.

    "The communication has been great so far."

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  • 10
    • $1,000+
    • 250 - 999 employees
    • Gilbert, AZ

    Unity Communications, founded in 2009, is a BPO company headquartered in Tempe, Ariz., with additional offices in Global City, Philippines; Santo Domingo, Dominican Republic; and San Jose, Costa Rica. The team mainly provides non-voice BPO and back-office services, but they also do cloud consulting & SI, and IT strategy consulting. Equipped with 28 employees, they work with mid-market and small businesses in the telecommunications, business services, and GPS, navigation & GIS industries.
     

    Clients

    • ATT
    • RingCentral
    • Wireless Watchdogs
    • MSP's

    Industries

    Notable Project

    An e-commerce business has partnered with Unity Communications for staff augmentation. The team has been supplying people for inbound customer communication, reports, bookkeeping, and data analysis. 

    "All of the candidates have been incredible and have stayed on since starting working with us."

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  • 11
    • Scheduling

      5.0
    • Quality

      4.9
    • Cost

      4.9
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • Undisclosed
    • 250 - 999 employees
    • Los Altos, CA

    Smith.ai is a virtual receptionist and lead intake services company located in Palo Alto, Calif. Founded in 2015, they employ over 100 staff specializing in live calls and website chat for small and mid-market companies, typically in legal, hospitality, finance, e-commerce, healthcare, and real estate. Services include AI chatbots, live chat, conversion optimization, and virtual receptionists.

    Clients

    • Hacking Law Practice
    • Wondermint
    • Fagan Fagan & Davis
    • Merchbar

    Industries

    Notable Project

    Smith.ai provides virtual receptionist services for a law firm. The team is in charge of answering calls from potential and current clients on a 24/7 basis.

    "I have been very happy with their overall professionalism, attention to detail, and willingness to customize services."

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  • 12
    • $1,000+
    • 250 - 999 employees
    • Kyiv, Ukraine

    SupportYourApp is a customer support outsourcing company based in Kiev, Ukraine. Founded in 2010, SupportYourApp's team of more than 400 employees provides non-voice BPO/back office services and voice services. 

    Clients

    • Mastercard
    • Amazon
    • HERE Technologies
    • MacPaw

    Industries

    Notable Project

    A health monitoring platform was looking for a vendor that could deal with technical issues that were reported by their users. They chose to partner with SupportYourApp because of their experience.

    "We were very impressed with everything."

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  • 13
    • Scheduling

      4.8
    • Quality

      4.9
    • Cost

      4.9
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 10 - 49 employees
    • New York City, NY

    CrewBloom is an outsourcing partner based in New York. Founded in 2016, their team of around 60 employees provides back-office services and voice services.

    Clients

    • WebFX
    • Pfizer
    • Allstate
    • Asurea

    Industries

    Notable Project

    CrewBloom provides customer support outsourcing services for a container manufacturing company. They've provided three sales development representatives to answer calls and respond to inquiries and requests.

    “CrewBloom has been a good partner in helping us grow our business quickly."

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  • 14
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 2 - 9 employees
    • Walnut, CA

    Upcall is an outbound call service based in San Francisco. It was founded in 2016 and now has a team of around 20 that is exclusively dedicated to providing voice services. 

    Clients

    • LG
    • Hotel Tonight
    • Munchery
    • 99designs

    Industries

    Notable Project

    Upcall was hired to generate more leads for a golf course software startup. Their current task is to continuously find great fits for the client's accounts through outbound marketing calls.

    "The transparency they provide is second to none. They are also always open to feedback and getting better."

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  • 15
    • Scheduling

      4.8
    • Quality

      4.7
    • Cost

      4.1
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 50 - 249 employees
    • Evanston, IL

    Founded in 2004, Acquirent is a telephone answering service. The small Evanston, Illinois-based team specializes in voice services and CRM consulting and SI.

    Clients

    • HomeAdvisor
    • Weight Watchers
    • Logistyx Technologies
    • Greenlight Medical

    Industries

    Notable Project

    Acquirent provides call center services for an omnichannel multimedia company. They use approved scripts to apply surveys via email and phone calls to provide leads.

    “We feel comfortable bringing on anything and throwing it to them because they adapt easily.”

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  • 16
    • Scheduling

      4.8
    • Quality

      4.7
    • Cost

      4.4
    • NPS

      4.7
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 250 - 999 employees
    • Austin, TX

    Located in Austin, EBQ has a team of around 250 working with clients in the IT, advertising, and business industries. They provide voice services, CRM consulting, and email marketing expertise to clients looking for B2B lead generation and appointment setting.

    Industries

    Notable Project

    EBQuickstart handles lead generation for an aviation solutions company. The team is responsible for outbound calls and emails to improve global reach. 

    "Their great customer service and constant eagerness to learn more about our business are impressive."

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  • 17
    • $1,000+
    • 250 - 999 employees
    • Dnipro, Ukraine

    Simply Contact is an outsourcing contact center based in Dnipro, Ukraine. The contact center, founded in 2015, has more than 400 employees and provides non-voice BPO/back office services and voice services. Simply Contact serves mid-market and other-sized companies in various industries that include hospitality & leisure; supply chain, logistics, and transport; and e-commerce.

    Clients

    • Wizz Air
    • Metro Cash&Carry
    • Bolt
    • Yves Rocher

    Industries

    Notable Project

    Simply Contact has been hired to provide call center services for an international wholesale retailer. Their goal is to improve their existing customer service efforts.

    "Simply Contact is always open to the things we want to be improved or implemented."

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  • 18
    • $5,000+
    • 50 - 249 employees
    • Tianjin, China

    Devott Co., Ltd. Is a Tianjin, China-based market research company. The small team offers market research, business consulting, back office outsourcing, customer service outsourcing, and more and was established in 2007.

    Industries

    Notable Project

    Devott Co., Ltd. is helping a real estate advisory firm analyze the markets within China by providing them with in-depth market research. They use the data to provide competent advice to their clients.

    "I have been provided with sufficient data, and their in-country assistance is high-quality."

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  • 19
    • $10,000+
    • 250 - 999 employees
    • Cambridge, MA

    Founded in 2015, Peak Support is a Boston-based business process outsourcing (BPO) provider. Their approximately 250 employees provide both voice services like inbound appointment scheduling and B2C telemarketing. They also provide email- and chat-focused customer support.

    Clients

    • Ministry of Supply
    • Public Rec
    • BloomNation

    Notable Project

    Peak Support provides customer support through Facebook and Zendesk for a wholesale and manufacturing company. They also are working on a customer feedback loop, collecting data from several funnels.

    “Their passion and energy in listening to, and solving, people’s issues, sets them apart from the competition.”

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  • 20
    • $5,000+
    • 10,000+ employees
    • Draper, UT

    Fusion BPO Services is a global business process outsourcing firm headquartered in Montreal, Canada, that was established in 2004. Their team of over 1000 employees offers voice BPO, non-voice BPO, and transcription services.

    Clients

    • Meesho
    • Gravy Analytics
    • Craftjack
    • Home Advisor

    Industries

    Notable Project

    Fusion BPO Services provides call center services for a healthcare company. They provide 10-15 agents to handle the client's inbound calls to support the patient's inquiries.

    "They have a team of highly professional individuals!"

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  • 21
    • Scheduling

      5.0
    • Quality

      4.5
    • Cost

      4.5
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $250,000+
    • 1,000 - 9,999 employees
    • București, Romania

    Conectys is a București, Romania-based call center. The large team offers voice services, non-voice bpo/back office services, and enterprise app modernization and was launched in 2004.

    Industries

    Notable Project

    An AI computing company hired Conectys for call center services. They aim to provide support on European technical services in seven new languages for their consumer product line.

    "They provide frequent and proactive communication."

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  • 22
    • Scheduling

      4.9
    • Quality

      4.9
    • Cost

      4.8
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 50 - 249 employees
    • Las Vegas, NV

    Leadium is a voice services firm based in Alexandria, Va., with an additional office in Kiev, Ukraine. Founded in 2016, the team of 100 specializes in email marketing, market research and CRM consulting and SI. They work primarily with small business clients, mostly in the IT industry.

    Clients

    • Segment
    • Art.com
    • Microsoft
    • Rockbot

    Industries

    Notable Project

    Leadium performs sales prospecting activities to help a SaaS company find more leads and expand their customer base.

    "The team is super easy to work with."

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  • 23
    • Scheduling

      4.5
    • Quality

      4.8
    • Cost

      4.6
    • NPS

      4.6
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 1,000 - 9,999 employees
    • San Francisco, CA

    Vsynergize is a global sales and marketing service provider that has offices in San Francisco, Westborough, Mass., and Pune, India. Founded in 2001, Vsynergize's team of about 300 employees has nearly two decades of experience specializing in call center services. The firm also extends back-office services to its clients in the financial services, telecommunications, and healthcare industries. 

    Industries

    Notable Project

    VSynergize offered sales and marketing support, including creating messaging for an email campaign, researching a target market, as well as conducting calls and scheduling appointments with a list of contacts.

    "They have an outstanding workflow — the process I have been through with this team has been seamless."

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  • 24
    • Scheduling

      4.8
    • Quality

      4.6
    • Cost

      4.4
    • NPS

      4.6
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 10 - 49 employees
    • Los Angeles, CA

    Founded in 2016, Cleverly is a marketing agency that offers lead generation and LinkedIn Ads to their clients. Their 50 employees are based out of Los Angeles.

    Clients

    • LeaseLock
    • Bambee
    • MeMD
    • Kustomer

    Notable Project

    Cleverly provided digital marketing services for a software development company. They utilized a dashboard to manage the client's automated messaging and contacts and generate leads.

    "Clevely was always available to us."

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  • 25
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 250 - 999 employees
    • Noida, India

    Go4Customer is a contact center outsourcing company that is based in Noida, India with other centers in Jaipur, Mumbai, Bengaluru, Chennai, Ahmedabad, and Bhopal, India, South Tiverton, UK, and Houston. Since 2004, their team of over 200 experts have been providing voice/call center services and BPO/back office services. Go4Customer works with different industries including information technology, financial services, and consumer products.

    Clients

    • MSME
    • BSNL
    • TIMEX
    • HudCo

    Industries

    Notable Project

    Go4Customer provides call center services.

    "The workflow was perfect."

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  • 26
    • Scheduling

      4.9
    • Quality

      4.6
    • Cost

      4.9
    • NPS

      4.7
    Read Full Reviews on Clutch Visit Site
    • Undisclosed
    • 250 - 999 employees
    • Duluth, GA

    Moneypenny is a communications outsourcing firm based in Charleston, South Carolina, that was established in 2000. Their team of 750 employees offers a diverse range of phone communication solutions including standard answering services, switchboard services, and customer support.

    Industries

    Notable Project

    Moneypenny provides call center solutions to a drug testing company. The team's main objective is to answer the client's calls and sort their leads.

    "They got the job done."

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  • 27
    • $5,000+
    • 50 - 249 employees
    • Alpharetta, GA

    eCoast Marketing is a marketing agencies company based in Rochester, NH. Founded in 2000, their team of 199 employees provides voice services, marketing, and direct marketing services.

    Clients

    • Juniper Networks
    • Consumer Products

    Industries

    Notable Project

    eCoast Marketing developed the ideal digital solution for their software client. They created a custom, user-friendly design based on their client’s unique needs and specifications to result in flawless client feedback.

    "They're great about asking questions, open to suggestions, and eager to succeed." –Project Manager, Software Client

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  • 28
    • $1,000+
    • 10 - 49 employees
    • Fredericton, Canada

    Atlantic Growth Solutions is a voice services company based in Fredericton, Canada with a team of more than 10 members. Founded in 2013, they offer not only voice services but also corporate training for clients in the industries of financial services, IT, and manufacturing.

    Clients

    • Blackberry
    • Fico
    • RtTech Software
    • Masitek

    Industries

    Notable Project

    Atlantic Growth Solutions is running a care coordination firm's pilot programs. Their role involves coaching and training the company in generating leads and helping them develop their value proposition.

    "When they apply their sales coaching and tactics, everything works well."

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  • 29
    • Scheduling

      4.4
    • Quality

      4.4
    • Cost

      4.4
    • NPS

      4.3
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 1,000 - 9,999 employees
    • Miami, FL

    Triniter is a BPO service company based in Miami, with offices in Chatrapatti, India and Davao City, Philippines. The company, founded in 2015, has more than 500 employees and provides voice services and non-voice BPO/back office services to small and midmarket companies.

    Clients

    • WoodBows
    • TheUKApps
    • Runway Designer Wear
    • TrinityWired

    Industries

    Notable Project

    An online sales platform hired Triniter to provide email and chat customer support services. Despite a challenging start, Triniter provided services that met all expectations.

    "They were really approachable, flexible, and added a lot of value to us." - COO, Online Sales Platform

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  • 30
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • Undisclosed
    • 50 - 249 employees
    • Phoenix, AZ

    Nexa is a virtual assistant agency based in Phoenix. Founded in 1982, their team of around 440 employees focuses on voice services.

    Clients

    • Whitehardt
    • Skupin Law Group
    • Triple A Plumbing & Jetting
    • Baselayer

    Industries

    Notable Project

    Nexa provided virtual assistant services for an advertising agency. The team processed incoming calls for both local and national campaigns. They were responsible for intake services and lead generation as well. 

    "They are competent, confident, and compassionate for each call." – CFO, Advertising Agency

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