Top 100 Inbound Call Centers
The Best of April 2026Looking for a top inbound call center service?
Inbound marketing is necessary to replenish your sales pipeline with new leads. It can help your company attract customers by creating valuable content that's tailored to them. Finding an inbound agency to work with, however, can be challenging.
That's why we've created this list of the best inbound call center services for you to review. Read through company descriptions, former clients, and notable projects to find the best fit for your business.
List of the Best Inbound Call Center Companies
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61$5,000+250 - 999 employeesIași, RomaniaIntelligentBee is a Customer Service Outsourcing company. Founded in 2010, the midsize firm is headquartered in Iași, Romania. Their team offers Customer Service Outsourcing, Call Center Services, and Back Office Outsourcing.Read More
Clients
Sendgrid.comIndustries
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62Undisclosed1,000 - 9,999 employeesEdinburgh, ScotlandRead More
AnswerForce is an answering services provider from Tualatin, Ore. It was founded in 1998 and currently has a team of 11 employees. AnswerForce specializes in voice services, but also provides non-voice BPO/back office services to clients from a variety of industries.
Clients
GPS TechnologiesIndustries
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63$5,000+250 - 999 employeesDhaka, BangladeshBased in Dhaka, Bangladesh; London, England; Dubai, United Arab Emirates and Dhaka, Bangladesh, Riseup Labs is an UX company. They offer UX/UI Design, IT managed services, IT staff augmentation, Custom Software Development, and more and were established in 2010.Read More
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64$5,000+50 - 249 employeesSofia, BulgariaRead More
Mercatus is a boutique BPO and ITO service and solution provider from Sofia, Bulgaria founded in 2018. With a team of about 20 employees, they offer their clientele voice services, business consulting, IT staff augmentation, back-office services, and more.
Clients
J2 GLobalIndustries
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65$1,000+50 - 249 employeesSofia, BulgariaMarKam Solutions is a call center company. Their midsize team is in Sofia, Bulgaria and offers Call Center Services, Customer Service Outsourcing, Sales Outsourcing, IT managed services, and more. The agency was established in 2021.Read More
Industries
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66Undisclosed50 - 249 employeesDuluth, GARead More
Moneypenny USA (formerly VoiceNation) , a call center, is in Duluth, Georgia. The midsize team focuses on Call Center Services, Customer Service Outsourcing, and Sales Outsourcing. The company was established in 2000.
Clients
AdobeIndustries
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67$1,000+1,000 - 9,999 employeesOutsource and Save is a large call center in Los Angeles, California; Los Angeles, California; Lynwood, California and West Covina, California. Established in 2018, the team provides Call Center Services, Back Office Outsourcing, Customer Service Outsourcing, and Sales Outsourcing.Read More
Industries
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68Undisclosed10,000+ employeesMandaluyong, PhilippinesEmapta is an IT staff augmentation company. Founded in 2010, the company is located in Mandaluyong, Philippines; Makati, Philippines; Makati, Philippines and Makati, Philippines. The large team focuses on IT staff augmentation, Back Office Outsourcing, Finance & Accounting Outsourcing (FAO), Call Center Services, and more.Read More
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69Undisclosed250 - 999 employeesLEX Reception is a midsize telephone answering service. The Portland, Oregon-based firm was founded in 2012. Their services include Call Center Services, Back Office Outsourcing, Customer Service Outsourcing, and Sales Outsourcing.Read More
Clients
The Law Office of Robert David MaloveIndustries
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70$1,000+1,000 - 9,999 employeesPasig, PhilippinesEnshored is a large Customer Service Outsourcing company headquartered in Long Beach, California; Pasig, Philippines; Pasig, Philippines and Cebu City, Philippines. Founded in 2014, the team specializes in Customer Service Outsourcing, Content Moderation Services, Call Center Services, Back Office Outsourcing, and more.Read More
Clients
LevelUpIndustries
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71Undisclosed1,000 - 9,999 employeesNoida, IndiaPhone answering service Go4customer was established in 2004. Their large team is headquartered in Noida, India; Jaipur, India; Navi Mumbai, India and Bengaluru, India. Their services include Call Center Services, Customer Service Outsourcing, Market Research, and Sales Outsourcing.Read More
Clients
MSMEIndustries
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72$25,000+50 - 249 employeesToronto, CanadaRead More
The Sales Factory is a Toronto, Canada-based Sales Outsourcing company. The midsize firm was founded in 2018. Their team offers Sales Outsourcing, Market Research, and Call Center Services.
Clients
Advanced Solutions International (ASI) Coldwell Banker Richard Ellis (CBRE) Claris Healthcare Focus FSIndustries
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73$5,000+50 - 249 employeesBeograd, SerbiaCustomer 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.Read More
Clients
Birdy Grey Curateur Ink Innovation Kido CloudIndustries
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74$10,000+250 - 999 employeesDorval, CanadaRead More
CanadaDirect is an outbound marketing company headquartered in Dorval, Canada. The company was founded in 1987, and has a team of 40 employees who specialize in voice services, and provide some non-voice BPO/back office services. Their small team works mostly with enterprise and mid-market businesses, but they do work with some small businesses. The businesses they serve are mainly in the consumer products & services, financial services, and business services industries.
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75$1,000+1,000 - 9,999 employeesEncinitas, CARead More
CC Capital Group is an outsourcing agency based in La Jolla, Calif with a team of 25. Founded in 2012, the company offers direct marketing, business consulting, and HR services. Their direct marketing services are focused on telemarketing, among other forms.
Clients
Xerox CorporationIndustries
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76$1,000+1,000 - 9,999 employeesPasig, PhilippinesAcquire Intelligence is a Back Office Outsourcing company. The large Pasig, Philippines-based team offers Back Office Outsourcing, Customer Service Outsourcing, Call Center Services, and Sales Outsourcing. The agency was launched in 2005.Read More
Clients
FlexigroupIndustries
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77$1,000+50 - 249 employeesDipolog City, PhilippinesEstablished in 2017, OBI Services is a call center service. The agency offers Call Center Services, Back Office Outsourcing, Customer Service Outsourcing, Sales Outsourcing, and more and has a midsize team. The agency is located in Dipolog City, Philippines and Mandaue, Philippines.Read More
Clients
Meorient Strive Medicare Hotels CombinedIndustries
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78$1,000+1,000 - 9,999 employeesKantipur Management Private Limited, a marketing strategy company, was launched in 2014. Their large team is headquartered in Kathmandu, Nepal; Lalitpur, Nepal and Lalitpur, Nepal and specializes in marketing strategy, corporate training, customer service outsourcing, and hr consulting.Read More
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79$5,000+50 - 249 employeesL'viv, UkraineRead More
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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80$5,000+1,000 - 9,999 employeesMahwah, NJRead More
DialAmerica is a business process outsourcing firm headquartered in Mahwah, N.J. with offices in New York City, Athens, Ga., Charleston, and Cleveland. Founded in 1957, they have over 5000 employees. Their services include voice call process outsourcing, but they offer non-voice services as well.
Clients
TIME MagazineIndustries
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81Undisclosed250 - 999 employeesPortland, ORRead More
Ruby Receptionists is a voice services firm based in Portland, Oregon, that was established in 2003. Their team of more than 250 employees offers voice call support, appointment management, and conventional answering services.
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Conroy ConsultsIndustries
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82$10,000+250 - 999 employeesKuala Lumpur, MalaysiaRead More
SRG ASIA PACIFIC is a midsize call center service. Located in Kuala Lumpur, Malaysia, the firm was launched in 1996. Their team offers voice services, market research, business consulting, HR services, and more.
Clients
TelcoIndustries
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83$1,000+250 - 999 employeesPlovdiv, BulgariaRead More
OWORKERS is a midsize Back Office Outsourcing company. They offer Back Office Outsourcing, Finance & Accounting Outsourcing (FAO), and Customer Service Outsourcing and were launched in 2012.
Clients
BACK MARKET, Inc.Industries
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84$1,000+10 - 49 employeesLos Angeles, CARead More
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
LeaseLockIndustries
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85Undisclosed10 - 49 employeesKing of Prussia, PASpecialty Answering Service is a call center. They provide Call Center Services, Customer Service Outsourcing, Back Office Outsourcing, and Sales Outsourcing and were founded in 1985. Their small team is King of Prussia, Pennsylvania-based.Read More
Clients
Bausch+LombIndustries
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86$1,000+250 - 999 employeesKyiv, UkraineRead More
Answering service Global Bilgi was established in 2008. Their midsize team is in Kyiv, Ukraine and Dnipro, Ukraine. Their services include voice services, non-voice bpo/back office services, CRM consulting and SI, HR services, and more.
Industries
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87$25,000+250 - 999 employeesKuala Lumpur, MalaysiaRead More
Canaan Communication & Technologies Sdn Bhd is a BPO firm in Kula Lumpur, Malaysia. They have a team of around 15 employees and were founded in 2016. They provide non-voice BPO & back-office services, voice services, and corporate training for small businesses.
Clients
SocarIndustries
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88$1,000+50 - 249 employeesCall Masters BPO is a call center company. Launched in 2021, the team focuses on call center services. Their midsize firm is Sheridan, Wyoming-based.Read More
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89$1,000+1,000 - 9,999 employeesGurugram, IndiaRead More
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.
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90$1,000+50 - 249 employeesCluj-Napoca, RomaniaRead More
FSPGlobal is a call center founded in 2008. They are based in Cluj-Napoca, Romania and have a midsize team. The company provides voice services.
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