Looking for a top outbound call center services company?

Review our list to find the best outbound call centers for your company's needs. Searching for and vetting potential partners is an exhausting process.

That's why we've created this list of the best outbound call centers for you to review. Read through company descriptions, former clients, and notable projects to find the best fit for your business. (And, if you want personalized recommendations, tell us about your project.)

List of the Best Outbound Call Centers

  • 1
    $1,000+
    1,000 - 9,999 Employees
    Solana Beach CA

    Cience is a PaaS (People as a Service) company based in Los Angeles. It has offices in Ukraine and Manila and was established in 2015. Their team of more than 550 employees offers voice services, conversion optimization, and CRM consulting and SI services. 

    Clients
    SAP
    Microsoft
    Okta
    Bambora
    Industries
    Notable Project

    Cience provided market research and outbound marketing for a language services provider to increase leads and sales. Their team sent out 500–1,000 emails a week. Their work produced two to three leads a week.

    "They were extremely diligent in their data gathering process, and we had access to all conversations they had with any prospects or any research they’ve done." – Sales Operations Manager, Language Services Provider

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  • 2
    $1,000+
    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
    MyDutyFree
    CC-Interactive
    AddCPM
    Prof.Estate
    Industries
    Notable Project

    Belkins completed market research for a digital marketing agency to help the agency generate more sales and increase productivity. The client felt that Belkins delivered everything they needed.

    "We were most impressed by the responsive of the research team. They were always available for questions and feedback." — Chief Commericial Officer, Digital Marketing Agency 

  • 3
    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
    TaxMatrix
    dcBLOX Inc.
    Malvern Panalytical
    Spruce Technology
    Industries
    Notable Project

    Callbox was hired by an advertising company to take charge of its telemarketing and lead generation through its outbound calls. Previously the client was handling around 85 calls per day, which saves the client around 40 hours and $50 per month.

    "Their strongest point is their infinity call tracking...Their service is perfect for me." – Marketing Manager, Advertising Company

  • 4
    $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.

    Clients
    Introel Communications Inc,
    iPipeline
    OKI Data
    BigCommerce
    Industries
    Notable Project

    A software company was eager to work with EBQ to increase the opportunities to make sales and earn new business by calling clients who have expiring contracts with the client’s competitors. They generated a steady increase of lead generation and new business opportunities for the client.

    “I find their eagerness most impressive. For example, we have given them multiple lists of more than 1,000 people, and they seem to always get through them with a positive attitude and are asking for more people to call. Also, their attention to detail and deadlines is notable. We have a very complex product, and they do a good job of explaining it and getting people interested.” – Marketing Coordinator, Software Company

  • 5
    $5,000+
    10 - 49 Employees
    Oakville Canada

    Martal Group is a sales agency based in Oakville, Canada and San Francisco. Founded in 2009, their team currently consists of 34 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
    Uber Freight
    Clickworker
    Berger-Levrault
    Jedox
    Industries
    Notable Project

    A Freight Digital Platform hired Martal Group to grow its North American client base. They assisted with campaigns targeting 3 different customer segments owning research / prospecting, messaging (email, call scripts), and outreach (email, calls) to schedule meetings before handing off to in-house sales team. The client landed some new logos and is nurturing others, he noted that compared to the client's other provider, Martal Group performed exceptionally. 

    "Their quickness at learning our product and industry as well as their ability to pivot impressed us." – Business Development Manager, Freight Digital Platform

  • 6
    $5,000+
    50 - 249 Employees
    Coral Springs FL

    SalesRoads is a B2B appointment setting and lead generation provider based in Coral Springs, Fla. that was established in 2006. Their team of more than 30 employees offers sales outsourcing and telemarketing services.

    Industries
    Notable Project

    SalesRoads provided outbound call services for a marketing agency to generate more leads and increase sales. Their team conducted a discovery period to garner information about the business and created a custom script. Their work provided a significant ROI.

    "Overall, sales have increased in triple digits since the start of our collaboration.​" – Sales Director, Marketing Agency

  • 7
    $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

    An IT company wanted to smooth over how information enters and leaves the company, so they needed effective outbound services. Go4Customer improved the flow of calls, as well as provided lead generation services through telemarketing. The client is extremely confident in the work that Go4Customer has done.

    "They [Go4Customer] do their work quickly, safely, reliably, and they offer a good service despite the price." – Manager, IT Industry Company

  • 8
    $1,000+
    1,000 - 9,999 Employees
    Bengaluru India

    Flatworld Solutions is an outsourcing company headquartered in Princeton, N.J. Founded in 2006, they have a team of over 750 employees. The firm's international offices are based across India, the U.K, and the Philippines and has experience in nonvoice/ back office, transcription, and call center services. Their Clients mostly work in manufacturing, education, and healthcare industries. 

    Clients
    Yale School of Management
    The Loomis Company
    Data Infinity
    Industries
    Notable Project

    Flatworld Solutions partnered with a products business and assumed customer service and live calling duties organization-wide. The client's customers have reported 98% satisfaction rate when dealing with the team at Flatworld Solutions. The client estimates that the team at Flatworld Solutions has saved their organization over 40 hours of work. The team showed an impressive level of professionalism and customer service skills. 

    "They're dedicated to making their customers like us as successful as possible. Flatworld Solutions excels at communication and takes care to offer a pleasant customer experience." –Customer Service Director, Products Business 

  • 9
    $1,000+
    1,000 - 9,999 Employees
    Bengaluru India

    Invensis is an IT, BPO, and call center services company based in Bangalore, India, with an office in Wilmington, Del. Founded in 2000, Invensis's team of more than 350 employees offer non-voice BPO/back office services and call center services.

    Clients
    Groupon
    Sprint
    Web2Carz
    Wyndham
    Industries
    Notable Project

    A marketing firm wanted to handle more inbound phone calls. It hired Invensis to answer phone calls, process orders, and provide customer service. Invensis helped the firm's efficiency improve by 37%. The firm appreciated Invensis' customer service and time management, among other qualities.

    "They [Invensis] have turned our company around and helped make it the best it can be!" – HR Manager, Marketing Firm

  • 10
    $10,000+
    50 - 249 Employees
    Haddon Township NJ

    VSA, Inc. is a B2B telesales company headquartered in Haddon Township, N.J. They also have an office in Philadelphia. The company, founded in 2001, has a team of 100 people who specialize in voice services. They mostly work with mid-market businesses, but also have small and enterprise clients. Working across industries, they have built expertise in the health care, education and manufacturing and logistics industries.

    Clients
    Healthcare Administrative Partners
    Care Logistics
    Edwards Life Sciences
    School Wise Press
    Industries
    Notable Project

    VSA, Inc. provided lead generation and appointment setting services for a software company. The client wanted to identify business owners that they could potentially partner with. VSA, Inc. conducted research and developed a list of potential companies, and set up meetings for the client with the C-Suite individuals of those companies. After working with the company, the client received new business. 

    “VSA exceeded our expectations, successfully delivering qualified leads that led to new business.” — Director of Business Development, Software Company 
     

  • 11
    $10,000+
    2 - 9 Employees
    Burnaby Canada

    Lead Generators International is a business-to-business telemarketing firm that was founded in 1992. Based in Burnaby, Canada, this team of 11 provides telephone lead generation, appointment setting, telephone market research, database updating, mail list procurement services.

    Clients
    Microsoft Dynamics
    Healthways
    The Yellow Pages Group
    IBM
    Industries
    Notable Project

    Lead Generators International provided lead generation services for an engineering and IT firm. The team conducted market research before cold calling and writing letters to potential customers. Their services drove a significant increase in sales.

    "They have an excellent account manager who took time to get to know the product in order to better engage with our potential clients. He was able to answer their questions and even came on sales calls with me to introduce me to the leads. The entire team was engaged in and enthusiastic about our project." – Sales Manager, Industrial Automation Company

  • 12
    $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
    AT&T
    T-Mobile
    RingCentral
    Industries
    Notable Project

    Unity Communications provided customer service support for a wireless company. The client needed a partner and realized that Unity Communications could expand its call center services to the Philippines. The company provides voicemail restarts, troubleshooting, and ordering services to the client’s customers. Since working with Unity Communications, business has gone more smoothly for the client, and the client wants to continue its partnership with the company. 

    “They add value to our company and have severely reduced the number of mistakes being made by our customer service representatives. They consistently receive positive feedback, and we want to hire more of them.” — Manager, Telecom Management Company
     

  • 13
    $50,000+
    250 - 999 Employees
    Salisbury NC

    GCS Agents is a contact center firm in Salisbury, N.C., founded in 2001. The team of 300 specializes in voice services, consulting, and BPO services for its majority midmarket clients across multiple industries. 

    Clients
    Bank of America
    AOL
    Verizon
    JCPenney
    Industries
    Notable Project

    GCS Agents provided security consulting and analytics for an energy company's database servers. As a result, the client's security services and communication vastly improved, reducing its hours and money spent on the task.  

    "The data security and communications outside of my internal database was and is very excellent. I would love to give their name but I don't do that for security reasons." – IT Executive, Energy Company

  • 14
    $1,000+
    250 - 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

    The team at Vsynergize partnered with a telecommunications company to provide telemarketing solutions that would improve customer relations while recording data on customer needs and wants. They provided call center services on behalf of the client in order to interact with customers and used the resulting data to make telemarketing recommendations to the client. The client was impressed with the teamwork and organization that Vsynergize displayed throughout the project. 

    "I find them very stable and very good with great teamwork. I really like this company." —Business Development Executive, Telecommunications Company 

  • 15
    $1,000+
    10 - 49 Employees
    Ghaziabad India

    SalesAladin is a customer acquisition firm founded in 2016 in Ghaziabad, India. With a team of more than 40 employees, SalesAladin supplies clients in the IT, business services, and healthcare industries with content marketing, voice/call center services, and non-voice BPO/back office services.

    Clients
    In2IT Technologies
    Celebal
    Xebia
    Wave Labs
    Industries
    Notable Project

    SalesAladin built a campaign to increase the customer base of a software development firm. SalesAladin spent many hours on the phone calling potential clients to schedule appointments, and they were instrumental in closing contract deals to increase the client list.

    "They were very attentive and proactive in asking relevant questions and figuring out how they could do better." – Director, Software Development Firm

  • 16
    $25,000+
    10 - 49 Employees
    Willoughby OH

    JMS Elite is a voice services and market research firm based in Willoughby, Ohio. Founded in 2002, their team of over 20 employees serves firms of all sizes across a range of industries, including business and financial services, education, and healthcare. 

    Clients
    Zeiss
    Beckman Coulter
    Logility
    Amazon
    Industries
    Notable Project

    JMS Elite delivered voice services to a SaaS company, performing both inbound and outbound marketing calls. Their services have resulted in an unprecedented increase in annual growth. 

    "Their team has exceeded in helping us hit our metrics. We’ve had two years of record growth since working with them." — CMO, SaaS Company

  • 17
    $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
    Sogro
    Coppertino, Inc.
    Petcube
    Macphun
    Industries
    Notable Project

    SupportYourApp worked with this software development company to assist with technical customer support. Their wide range of service entails taking charge of all general, pre-sales, and technical questions about the client's Windows and Mac software products.

    "Our website is featured on Shopper Approved, where around 85% of feedback is more than satisfied with support." – Marketing Director, Software Development Company

  • 18
    Undisclosed
    1,000 - 9,999 Employees
    Margate FL

    Global Response is a contact center company based in Margate, Fla., that was established in 1974. Their team of more than 450 employees offers contact center services, inbound sales processing, order processing, chat support, email response, and social media support.

    Clients
    Crate&Barrel
    Lacoste
    MoMA
    Anthropologie
    Industries
    Notable Project

    Global Response provided technological and billing services for a life sciences company. Their team processed 100 calls per day. and processed orders. Their work increased overall processing efficiency.

    "They act as a strategic partner that is crucial to our business success." – IT Director, Life Sciences Company

  • 19
    $1,000+
    10 - 49 Employees
    London United Kingdom

    Pearl Lemon is a London based digital strategy agency that was founded in 2016. Their team of 13 employees specializes in SEO, email marketing, and social media marketing. 

    Clients
    Inspire Lifestyle
    Wordify
    Pulse Pixel
    Industries
    Notable Project

    Pearl Lemon partnered with a staffing firm where they implemented a digital strategy campaign for their client. They used SEO tools to help increase the search results and generate more organic leads. 

    “Google Analytics shows both rankings and traffic improvements, and we’ve seen it ourselves, too.“ – President, Staffing Firm
     

  • 20
    $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
    Microsoft
    Sodexo
    Rydoo
    Rockbot
    Industries
    Notable Project

    Leadium worked on Lead Generation for a startup incubator. They conducted market research to identify target audiences and drive leads for third-party startup partners. In addition, the team structured an outreach program that booked appointments and launched outbound sales. Overall, the client was impressed with Leadium's work. 

    “We saw immediate returns in the form of responses and appointments, and we continue to receive strong leads. Multiple appointments are coming in each week. Leadium conducts ongoing research to expand our target audience and identify proper leads.” – Co-Founder, Startup Incubator

  • 21
    $1,000+
    50 - 249 Employees
    Stafford TX

    Unee Solutions is a business process outsourcing firm based in Stafford, Texas with additional assets in India and Israel. They were founded in 2007 and currently have a staff of 125 employees. Unee Solutions' solutions focus on lead generation and include both voice outsourcing and non-voice back office services.

    Clients
    Kern
    Krohne
    Cimatron Group
    Jurat
    Industries
    Notable Project

    Unee Solutions provides voice lead generation for a luxury bed and breakfast in Colorado. The client wanted to stand out from crowded search results that prioritize large brands and partnered with Unee for a more distinct lead generation strategy. Unee's voice support agents provide outbound calls and booking over the phone. The team has considerably outperformed the client's original in-house efforts.

    "I was paying a couple of people roughly $1,500 per month to do it previously and they were only spending maybe 10 hours in total a week to produce 2 to 4 leads. Now I pay roughly $2,000 for unknown hours with 15 to 20 leads. Invaluable!" — Owner, Colorado Bed and Breakfast

  • 22
    $1,000+
    2 - 9 Employees
    San Francisco 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
    Munchery
    99designs
    Sotheby's
    Notable Project

    A development company was trying to expand it's coverage to include most of the United States, so Upcall helped them execute their strategy through cold calling. Upcall generated unexpectedly good results, finding more high quality leads and conversions than were predicted.

    "The cold-calling venture was a hypothesis, so we didn't expect much, but it was successful. From roughly 600 leads in our database, we've generated two deals." —Business Development Manager, Development Company

  • 23
    $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.  

    Notable Project

    Ansafone provided customer service representatives for a government subcontractor. The client was happy with the quality of service they provided. 

    "Their agents were always able to accommodate our requests, despite dealing with a rapidly changing environment." – Project Manager, Emergency Service Company

  • 24
    $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

  • 25
    $5,000+
    250 - 999 Employees
    Beverly MA

    OnBrand24 is a call center services company from Beverly, Mass. with offices in Savannah, Ga., Portsmouth, N.H., and Boston. It was founded in 1980 and has grown to a team of about 225 employees. OnBrand24 offers both voice services and non-voice/BPO back office services to mid-size and large enterprise clients.

    Clients
    Southwest Indian Foundation
    Alpha Software
    Enservio
    Industries
    Notable Project

    A real estate company needed to hire a business services team for call services to improve their debt collection rates. OnBrand24 provides cold calling, telemarketing, lead generation, and appointment setting services.

    "Their strengths are their customer service and flexibility...They have helped my company save over $10,000. I have an 80% success rate of collections." – CEO, Real Estate Company

  • 26
    $1,000+
    50 - 249 Employees
    Denver CO

    Extended Presence is a sales outsourcing and lead generation company based in Denver. Since 2002, their team of 21 has been specializing in voice services for clients in various industries such as information technology, education, financial services, and others.

    Clients
    Oracle
    Microsoft
    HP
    Cisco
    Industries
    Notable Project

    A retail firm wanted to improve their range of outbound calls to increase sales. Extended Presence provided customer verification services for the firm. The work included appointment setting, lead generation, and more. It has been very successful.

    "They are very quick to respond and solve any problems that arrive...We save lots of time and lots of money."– Legal Executive, Retail Firm

  • 27
    $1,000+
    250 - 999 Employees
    Redwood City CA

    Salesify is an information technology firm that has offices in the United States, the Philippines, and India. Founded in 2005, Salesify's team of over 1,500 employees have over a decade of experience specializing in call center services. The firm also offers big data and back-office services to its clients. 

    Clients
    Microsoft
    IBM
    Oracle
    Cisco
    Industries
    Notable Project

    Salesify provided a technology firm with customer support and call center services. The client wanted to improve customer service and collect feedback from consumer interactions. The team at Salesify performed voice call services for the client. The firm collected and organized the data collected from the calls for the client. Salesify's efficiency particularly impressed the client. 

    "They can handle lots of traffic from consumers without failure." – VP of IT, Technology Firm 

  • 28
    $1,000+
    1,000 - 9,999 Employees
    Pasig City Philippines

    Acquire BPO is a global business outsourcer based in Pasig City, Philippines with offices in Calabarzon, Philippines, Central Luzon, Philippines, Melbourne, Australia and Dallas. Founded in 2005, Acquire BPO's team of around 1,100 employees provides non-voice BPO/back office services and voices services.

    Clients
    Flexigroup
    Monat
    Samsung
    KFC
    Industries
    Notable Project

    Acquire BPO assisted a business service with customer-based phone support so they could be more personal and feel more in touch with customers. Acquire BPO took charge of the company's 100+ daily calls, which allowed its employees to focus on other tasks.

    "[Their strengths:] Their responsibility, patience, honesty, and humility." – President, Business Service

  • 29
    $1,000+
    1,000 - 9,999 Employees
    Woodburn OR

    MattsenKumar is a back office services provider based in Woodburn, Ore., with an office in Gurgaon, India. Founded in 2010, MattsenKumar's team of 364 employees offers voice/call center services and non-voice BPO/back office services.

    Industries
    Notable Project

    MattsenKumar was hired to take over the responsibility of answering this products firm's phone calls. Making up 25% of the client's employees' work, MattsenKumar has been able to fulfill its role by respecting deadlines and being able to solve customers' problems 90% of the time, with efficiency increasing with every month the company stays on.

    "Work these past months has been flawless. They are getting better with their dealings with customers and have been able to generate a strategy to solve the problems in the calls to be more efficient and effective each time." - Director, Products Firm

  • 30
    $10,000+
    2 - 9 Employees
    Temecula CA

    Founded in 2015, Smashdeck helps clients with their outreach efforts. Headquartered in Temecula, Calif. their team of 9 focuses efforts on voice services.

    Clients
    Hilton Publishing
    Elder Care Guides
    SamplingForGood
    Ordway
    Industries
    Notable Project

    Smashdeck partnered with a revenue automation platform to help their business generate leads and perfect the voice of the company for consumer acquisition. They made the equivalent of a head of internal SDR to help impact the client’s engagement results.
     

    “They are able to be hyper-targeted with their segmentation, which allows us to grow at an ideal pace. We are now connected with the right people, and we appreciate how that saves us time. “ - Head of Marketing, Revenue automation platform

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Based on your budget, timeline, and specifications we can help you build a shortlist of companies that perfectly matches your project needs. Schedule a free consultation with a Manifest Analyst.

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