Top 100 Call Center Services in California
The Best of March 2025Looking for a top voice service and call center company in California?
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 California. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best California Voice Services Providers
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$1,000+250 - 999 employeesHatboro, PARead More
HelpSquad, LLC is a midsize in Quakertown, Pennsylvania and Hatboro, Pennsylvania. They specialize in and were established in 2011.
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$1,000+1,000 - 9,999 employeesWilmington, DEEstablished in 2010, SupportYourApp is a Customer Service Outsourcing company. The company offers Customer Service Outsourcing, Call Center Services, and Back Office Outsourcing and has a large team.Read More
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$1,000+50 - 249 employeesEd, SwedenA-SALES AB is a sales outsourcing company founded in 2023. Their small team is headquartered in Ed, Sweden. The agency provides sales outsourcing, email marketing, content marketing, CRM consulting and SI, and more.Read More
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$1,000+250 - 999 employeesOrlando, FLRead More
XACT is a telecommunications company, founded in 1998 and located in Orlando, Fla. They have 69 employees specializing in custom-designed contact center solutions for companies in business services, finance, and consumer products and services. They offer voice services, help desk and web support, marketing, and virtual receptionist services.
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1$1,000+10 - 49 employeesLafayette, CASales Outsourcing company LevelUp Leads was established in 2021. They are in Laguna Beach, California and Lafayette, California and have a small team. LevelUp Leads specializes in Sales Outsourcing, Email Marketing, and Call Center Services.Read More
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2$1,000+250 - 999 employeesSan Francisco, CARead More
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.
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BoschIndustries
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$1,000+1,000 - 9,999 employeesChicago, ILRead More
Hugo is a back office outsourcing company. They focus on back office outsourcing, finance & accounting outsourcing (FAO), customer service outsourcing, sales outsourcing, and more and were founded in 2017. Their large team is Chicago, Illinois-based.
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3Undisclosed250 - 999 employeesLos Angeles, CARead More
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.
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Alima TechnologiesIndustries
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4$10,000+250 - 999 employeesSimi Valley, CABeyond Codes Inc. Is a Sales Outsourcing company. The midsize team is located in Simi Valley, California; Hammersmith, England; Burnaby, Canada and Panchkula, India. Their services include Sales Outsourcing, Demand Generation Marketing, Market Research, Event Marketing, and more.Read More
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EXLIndustries
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5$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.
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LeaseLockIndustries
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6$1,000+50 - 249 employeesBerkeley, CARead More
Wing Assistant, a back office outsourcing company, was established in 2018. Their midsize team is located in Berkeley, California. Their services include back office outsourcing, customer service outsourcing, sales outsourcing, call center services, and more.
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7$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.
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Xerox CorporationIndustries
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8$1,000+50 - 249 employeesOakland, CARead More
Located in Oakland, California, Telecom, Inc. Is an answering service. The midsize agency was established in 1993. Their services include voice services and non-voice bpo/back office services.
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9$1,000+50 - 249 employeesRiverbank, CARead More
TeleContact is an outsourced telemarketing solutions company headquartered in Riverbank, Calif. with another office in Modesto, Calif. The company was founded in 1994 and now employs a team of around 50 that is entirely dedicated to voice services.
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Wells FargoIndustries
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10$5,000+10 - 49 employeesMenlo Park, CARising Tides, an Email Marketing company, was established in 2024. They are headquartered in Menlo Park, California and have a small team. Their services include Email Marketing, Sales Outsourcing, Content Marketing, Social Media Marketing, and more.Read More
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11$1,000+250 - 999 employeesNewport Beach, CARead More
VA Support Now is an answering service company. The midsize Los Angeles, California-based agency was established in 2022. Their services include call center services and back office outsourcing.
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Unite A Nation, BRC LLC (Boston Residential Concierge), Home Improvement NTX, James Capital, LLC, Dental CPA, TCG Prop Inc., Estate Entertainment, Young Sharks, Destiny Property Management, Scine AssociatesIndustries
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12Undisclosed1,000 - 9,999 employeesSacramento, CAHeadquartered in Sacramento, California, MyOutDesk is a Back Office Outsourcing company. The large company was founded in 2008. Their services include Back Office Outsourcing, Customer Service Outsourcing, Sales Outsourcing, and Finance & Accounting Outsourcing (FAO).Read More
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13$1,000+50 - 249 employeesSan Francisco, CARead More
AI Bees is a digital agency in San Francisco. Founded in 2018, they have about 161 employees that serve mostly small-business and midmarket clients in the IT, business, and advertising industries. Services include digital strategy, email marketing, and digital marketing.
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COPADOIndustries
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14$1,000+250 - 999 employeesSanta Ana, CARead More
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.
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15$5,000+10 - 49 employeesSan Diego, CAVideo production agency NANOBOT Group is in San Diego, California and Tallinn, Estonia. The small team provides Video Production, Digital Strategy, Email Marketing, Search Engine Optimization, and more and was established in 2010.Read More
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NovartisIndustries
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16Undisclosed10 - 49 employeesOakland, CARead More
Numa is an answering service based in Oakland, Calif., and founded in 2016. Their team of fewer than 50 specializes in voice services for clients ranging from small firms to large corporations in the fields of real estate, hospitality, and retail.
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Emblush BeauteIndustries
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17$10,000+2 - 9 employeesTruckee, CAHeadquartered in NORTHSTAR, California, Hello Outreach is a digital strategy and email marketing company. The company provides digital strategy and email marketing and is small.The company was founded in 2017.Read More
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18$5,000+10 - 49 employeesLos Angeles, CASmogu.Studio is a small sales outsourcing company. Based in Tel Aviv-Yafo, Israel, the agency was founded in 2022. Their team specializes in sales outsourcing, market research, and IT strategy consulting.Read More
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19Undisclosed50 - 249 employeesMarina del Rey, CARead More
Xync Inc. Is a sales outsourcing company. The Marina del Rey, California-based company was founded in 2017. The midsize team offers sales outsourcing, call center services, back office outsourcing, and customer service outsourcing.
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20$5,000+10 - 49 employeesSan Francisco, CARead More
Green Leads LLC is a telephone answering service located in Hampstead, New Hampshire. The agency offers voice services, email marketing, and content marketing and has a small team.The agency was founded in 2007.
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21$1,000+10 - 49 employeesCarlsbad, CARead More
Reel Axis is a marketing agency based in Carlsbad, Calif., and founded in 2018 with more than 10 employees. They offer marketing strategy, social media marketing, and content marketing solutions for clients ranging from startups to large firms.
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22$1,000+250 - 999 employeesNewport Beach, CARead More
In Las Vegas, Nevada, Insurance Telemarketer is a small non-voice bpo/back office services and phone answering service. The team focuses on non-voice bpo/back office services and voice services.
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23$1,000+2 - 9 employeesLos Angeles, CAEstablished in 2015, ThinkAlike Media is an email marketing company. Their small team is located in Los Angeles, California. Their services include email marketing, sales outsourcing, demand generation marketing, public relations, and more.Read More
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24Undisclosed50 - 249 employeesSan Diego, CAMango Bibo LLC, a Business Consulting company, is in San Diego, California. The small team offers Business Consulting, Call Center Services, Back Office Outsourcing, Customer Service Outsourcing, and more. The firm was launched in 2023.Read More
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25$1,000+10 - 49 employeesEl Cajon, CARead More
Answer California is a voice support outsourcing firm based in El Cajon, Calif., just outside of San Diego. Founded in 1998, Answer California has just under 13 employees. They exclusively provide voice service outsourcing. Their specific call center services include automatic answering, order processing, and customer service.
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26$1,000+50 - 249 employeesSan Francisco, CAWrrk is a Customer Service Outsourcing company based in San Francisco, California. Founded in 2016, the midsize team offers Customer Service Outsourcing, Call Center Services, Back Office Outsourcing, and Document Digitization & Management.Read More
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27$1,000+10 - 49 employeesCeres, CARead More
Founded in 2011, WC Call Center is a telemarketing agency based in Carlsbad, Calif. With fewer than 50 employees, the agency specializes in voice services and primarily works with clients in the financial services industry.
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Payroll Select ServicesIndustries
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28$5,000+2 - 9 employeesInglewood, CACX Collective is a small CRM consulting and SI company. They offer CRM consulting and SI, Business Consulting, Call Center Services, Customer Service Outsourcing, and more and were founded in 2016.Read More
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Thrive CausemeticsIndustries
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29$5,000+2 - 9 employeesSanta Monica, CARead More
310 Creative Inc. is a Santa Monica, Calif.-based marketing agency. Founded in 2003, their team of fewer than 10 offers marketing strategy, web design, digital strategy, and conversion optimization services.
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Universal MusicIndustries
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30Undisclosed50 - 249 employeesSan Francisco, CADemand Inc., a market research company, was founded in 2017. Their midsize team is headquartered in San Francisco, California and provides market research, sales outsourcing, digital strategy, email marketing, and more.Read More
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Check out a Call Centers in California with the most new reviews in the past 12 months.
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