Top Call Center Services & Voice Services in California
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Featured
What are Featured Providers?
$50,000+Undisclosed1,000 - 9,999Serves CaliforniaServices provided
See all 4 projectsROI CX Solutions is a versatile Contact Center Services provider, excelling in Inbound and Outbound Call Center operations, Customer Support, and Phone Support. Reviews highlight their significant impact on customer satisfaction and operational efficiency, with over 80% of feedback noting improved metrics such as reduced response times and enhanced service quality. Clients frequently praise their flexibility and ability to adapt to varying needs.
$1,000+< $25 / hr1,000 - 9,999Serves CaliforniaServices 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.
$5,000+< $25 / hr1,000 - 9,999Serves CaliforniaServices provided
See all 47 projectsHelpware CX is a professional provider of Contact Center Services, specializing in comprehensive Customer Support Services including Inbound and Outbound Call Handling, Phone Support, and Telephonic Support. The company has consistently received high ratings, with reviews highlighting their flexibility, seamless integration, and proactive management. Approximately 90% of reviews noted their impressive ability to customize services, adapt quickly, and maintain effective communication.
$5,000+< $25 / hr1,000 - 9,999Serves CaliforniaServices provided
Select VoiceCom is a provider of Contact Center Services, specializing in customer support, telephonic support, and telemarketing services. Reviews indicate a strong cultural fit with clients, highlighted by impressive communication and project management skills. Notably, Select VoiceCom achieved a 35% increase in customer satisfaction and a 25% boost in sales conversions. Positive feedback predominates, with no significant areas for improvement highlighted by clients.
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UndisclosedUndisclosed10 - 49San Francisco, CA
Services provided
Rainmakers , a Sales Outsourcing company, was established in 2017. They offers Sales Outsourcing.
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$1,000+$50 - $99 / hr50 - 249Los Angeles, CA
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Based in Los Angeles, California and Sahibzada Ajit Singh Nagar, India, OKKO Global is a Sales Outsourcing company. Launched in 2019, the team specializes in Sales Outsourcing and Email Marketing.
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Featured
What are Featured Providers?
$1,000+< $25 / hr1,000 - 9,999Serves CaliforniaServices provided
See all 10 projectsSix Eleven Global Services is a customer support services provider specializing in call handling and customer service operations. The company has garnered positive feedback, with reviewers highlighting their exceptional responsiveness and alignment with company values. A significant 100% of reviewers commend their swift one-hour response times and the cultural fit, without any noted areas for improvement.
$1,000+< $25 / hr50 - 249Serves CaliforniaServices provided
See all 68 projectsA-SALES AB is a Contact Center Services company specializing in outbound sales and pipeline generation. The company receives positive feedback for their organized project management and ability to tailor outreach to specific industries and buyer personas. Approximately 87.5% of reviews highlight their effective communication and targeted approach. Clients appreciate their value for cost and effectiveness in booking 10-22 qualified meetings per month.
$1,000+Undisclosed1,000 - 9,999Serves CaliforniaServices provided
See all 54 projectsAppointment Setter Online is a professional Call Center Services company specializing in outbound lead generation, appointment scheduling, and telephonic support. The reviews reflect a 100% positive feedback rate, highlighting their professionalism, consistent project management, and ability to deliver qualified appointments. Approximately 80% of reviewers praised their persistence and adaptability in aligning with client needs.
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$1,000+Undisclosed10 - 49Los Angeles, CA
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Based in Los Angeles, California, RevGen Labs is a Sales Outsourcing company. They offer Sales Outsourcing.
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$100,000+$300+ / hr10,000+San Francisco, CA
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Established in 1999, SalesForsaas is a Data Annotation Services company. Their services include Data Annotation Services and CRM consulting and SI.
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$1,000+< $25 / hr250 - 999Berkeley, CA
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Scale Support, a Customer Service Outsourcing company, is based in Berkeley, California. They provide Customer Service Outsourcing and Call Center Services.
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UndisclosedUndisclosed10 - 49Newport Beach, CA
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Insellerate is a Sales Outsourcing company. The agency is headquartered in Newport Beach, California. Their services include Sales Outsourcing and Pay Per Click.
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$1,000+Undisclosed10 - 49Trabuco Canyon, CA
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Leads Local - B2B lead generation & sales systems is a Sales Outsourcing company in Trabuco Canyon, California. They offer Sales Outsourcing and Demand Generation Marketing.
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$250,000+< $25 / hr50 - 249Los Angeles, CA
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Midsize call center service Global Voxe Inc., is headquartered in Los Angeles, California. The team provides Call Center Services and Customer Service Outsourcing.
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UndisclosedUndisclosed1,000 - 9,999San Diego, CA
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DME Service Solutions is a large call center. Founded in 2021, the team offers Call Center Services and Back Office Outsourcing.
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$1,000+$25 - $49 / hr250 - 999Anaheim, CA
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ASAP NSN Parts is a Sales Outsourcing company located in Anaheim, California. They provide Sales Outsourcing and Engineering.
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$5,000+$25 - $49 / hr250 - 999Los Angeles, CA
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Anshi Mobile Notary and LIvescan is a Business Consulting company located in Los Angeles, California. They provide Business Consulting and Call Center Services.
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UndisclosedUndisclosed10 - 49Burlingame, CA
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Zeka Vineyards is a Sales Outsourcing company. The team provides Sales Outsourcing and is in Burlingame, California.
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UndisclosedUndisclosed2 - 9Long Beach, CA
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Launched in 2023, Pier Containers LLC is a Sales Outsourcing company. The team focuses on Sales Outsourcing.
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UndisclosedUndisclosed50 - 249Gilroy, CA
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Rush Order, a Fulfillment company, was launched in 1989. The company specializes in Fulfillment and Warehousing & Distribution.
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UndisclosedUndisclosed10 - 49Riverside, CA
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See all 2 projectsPCN - Professional Communications Network is a provider of Contact Center Services, offering both inbound and outbound call handling, with a focus on Customer Support and Telephonic Support. Reviews indicate a high level of professionalism and responsiveness, with approximately 80% of testimonials highlighting their ability to seamlessly integrate and enhance client communications. Clients appreciate their efficient call handling, contributing to improved customer care and operational efficiency.
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UndisclosedUndisclosed10 - 49San Luis Obispo, CA
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Advantage Answering Plus is an answering service in San Luis Obispo, California. They focus on Call Center Services and Customer Service Outsourcing and were established in 1992.
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UndisclosedUndisclosed250 - 999Los Angeles, CA
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DMA Central is a Marketing Strategy company. The team offers Marketing Strategy and Market Research and is located in Los Angeles, California.
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UndisclosedUndisclosed50 - 249Fairfield, CA
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Telegenisys Inc is a Fairfield, California-based Back Office Outsourcing company. They focus on Back Office Outsourcing and Customer Service Outsourcing.
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$1,000+< $25 / hr50 - 249San Francisco, CA
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Headquartered in San Francisco, California, 31West Global Services is a Customer Service Outsourcing company. They specialize in Customer Service Outsourcing and cloud consulting & SI.
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UndisclosedUndisclosed2 - 9San Diego, CA
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InteliKinect is a Back Office Outsourcing company. The team offers Back Office Outsourcing and Call Center Services, and the company is based in San Diego, California.
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$5,000+$100 - $149 / hr10 - 49San Diego, CA
Services provided
Based in San Diego, California, Wave Representatives is a small Direct Marketing company. Their services include Direct Marketing and Marketing Strategy.
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UndisclosedUndisclosed10 - 49Santa Clara, CA
Services provided
Auto Car Dealers is an Advertising company launched in 2007. The firm provides Advertising and Sales Outsourcing.
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UndisclosedUndisclosed2 - 9Glendale, CA
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Call center Universal Contact Centers is headquartered in Tijuana, Mexico and Glendale, California. They focus on Call Center Services and Finance & Accounting Outsourcing (FAO).
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$1,000+$100 - $149 / hr2 - 9San Diego, CA
Services provided
WAVE.BAND is an other IT consulting and SI company based in San Diego, California. Launched in 2016, the team offers other IT consulting and SI and Call Center Services.
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$1,000+$25 - $49 / hr10 - 49San Diego, CA
Services provided
Business to Business Markting is a phone answering service. The firm is located in San Diego, California. Their services include Call Center Services and Market Research.
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UndisclosedUndisclosed10 - 49Los Angeles, CA
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Based in Los Angeles, California, Upcision is a small Marketing Strategy company. Their services include Marketing Strategy and Call Center Services.
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UndisclosedUndisclosed10 - 49La Mirada, CA
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B2B Data Partners is a small Customer Service Outsourcing and Sales Outsourcing company founded in 2002. Their services include Customer Service Outsourcing and Sales Outsourcing.
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UndisclosedUndisclosed10 - 49Pleasanton, CA
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Business Consulting company Vouris specializes in Business Consulting and Call Center Services. They were launched in 2020.
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UndisclosedUndisclosed10 - 49San Francisco, CA
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AiSDR is a Sales Outsourcing and AI Agents company. They were established in 2023, and their services include Sales Outsourcing and AI Agents.
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$1,000+< $25 / hr10 - 49Castaic, CA
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Human Medical Billing is a Back Office Outsourcing company. Headquartered in Castaic, California and Los Angeles, California, the firm provides Back Office Outsourcing and Call Center Services.
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$5,000+< $25 / hr50 - 249Los Angeles, CA
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HighPower is a midsize Customer Service Outsourcing company. Founded in 2015, the team provides Customer Service Outsourcing and Call Center Services.
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$1,000+$25 - $49 / hr50 - 249Torrance, CA
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TGS Trans Global Services is a midsize IT strategy consulting company founded in 2016. Their services include IT strategy consulting and Web Development.
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$1,000+< $25 / hr50 - 249Los Angeles, CA
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Direct Marketing company ConnectPeak is based in Los Angeles, California and Taipei, Taiwan. Their services include Direct Marketing and Call Center Services.
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UndisclosedUndisclosed10 - 49Laguna Hills, CA
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Physicians management network inc is a Finance & Accounting Outsourcing (FAO) company. Established in 2000, the team provides Finance & Accounting Outsourcing (FAO) and Call Center Services.
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$1,000+< $25 / hr2 - 9Los Angeles, CA
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Call center company AWESOME OS was launched in 2006. The small team focuses on Call Center Services and Back Office Outsourcing.
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$1,000+< $25 / hr250 - 999Los Angeles, CA
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Allzone Management Solutions is a Back Office Outsourcing company. Headquartered in Los Angeles, California, their team offers Back Office Outsourcing and Call Center Services.
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$1,000+Undisclosed10 - 49Tiburon, CA
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Rise25 is a Marketing Strategy company. In Tiburon, California and Chicago, Illinois, their small team offers Marketing Strategy and Corporate Training & Coaching. The agency was launched in 2015.
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$1,000+$25 - $49 / hr50 - 249San Francisco, CA
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B2B Growth Force - Top B2B Marketing, Revenue Operations & ABM Agency offers marketing strategy development and revenue operations services, focusing on enhancing business growth. Reviews highlight Pradeep's patience, prompt communication, and innovative strategies. Clients appreciate the detailed guidance and effective solutions provided, though there is a suggestion to expand the team to accommodate more clients simultaneously.
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UndisclosedUndisclosed1,000 - 9,999Culver City, CA
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See all 1 projectsGeBBS Healthcare Solutions is a healthcare outsourcing company that provides services such as data entry, medical coding, and accounts receivables follow-up. They receive positive feedback for their quick turnaround times and responsive service, with most clients appreciating their accuracy and cost-effectiveness. However, 20% of the feedback suggests a need for more transparency in staff changes.
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$10,000+$150 - $199 / hr50 - 249Riverside, CA
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In Riverside, California, Q-vantage is a midsize social media marketing company. Their services include Social Media Marketing and IT strategy consulting.
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$5,000+Undisclosed2 - 9San Ramon, CA
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Cannmore is a Sales Outsourcing company launched in 2022. The small team offers Sales Outsourcing and Business Consulting.
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$1,000+$50 - $99 / hr2 - 9Los Angeles, CA
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Agent360, a telephone answering service and Customer Service Outsourcing company, was launched in 2026. The firm provides Call Center Services and Customer Service Outsourcing, and is small.
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UndisclosedUndisclosed250 - 999Cerritos, CA
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Bristol Healthcare Services is an other IT consulting and SI company. Based in Cerritos, California, their team provides other IT consulting and SI and Back Office Outsourcing.
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UndisclosedUndisclosed50 - 249Los Angeles, CA
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Pioneer Lists is a midsize Sales Outsourcing company. They focus on Sales Outsourcing and Marketing Strategy and were founded in 1997.
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UndisclosedUndisclosed50 - 249Calabasas, CA
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Cedar Financial, a telephone answering service, was founded in 1991. The team offers Call Center Services and Back Office Outsourcing and is in Calabasas, California.
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UndisclosedUndisclosed50 - 249Burlingame, CA
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EFlexervices, Inc., a call center company, was launched in 2001. The firm specializes in Call Center Services and Customer Service Outsourcing.
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$1,000+< $25 / hr10 - 49San Francisco, CA
Services provided
HireAthena is an Accounting company. They are located in San Francisco, California and have small team. Their services include Accounting and Call Center Services.
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$1,000+$25 - $49 / hr10 - 49Tulare, CA
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Established in 2019, Latest Lead is a data analytics company. The firm offers BI & big data consulting & SI and Business Consulting.
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UndisclosedUndisclosed10 - 49Carlsbad, CA
Services provided
La Costa Telecom, an IT managed services company, was established in 2025. The company focuses on IT managed services and Call Center Services, and is small.
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$1,000+Undisclosed2 - 9San Francisco, CA
Services provided
Sales Outsourcing company Lavendo was founded in 2021. The team specializes in Sales Outsourcing and Staffing and is based in San Francisco, California.
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List of the Top 15 California Call Center Companies & Voice Services
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$1,000+$25 - $49 / hr250 - 999San Francisco, CA
Ability to deliver
35.2/40.019.4/20 Reviews10/10 Clients & Experience5.9/10 Market PresenceService focus
10% Call Center Services70% Sales Outsourcing20% Other -
$1,000+$25 - $49 / hr50 - 249Laguna Beach, CA
Ability to deliver
35.2/40.020/20 Reviews10/10 Clients & Experience5.2/10 Market PresenceService focus
10% Call Center Services80% Sales Outsourcing10% Other -
UndisclosedUndisclosed1,000 - 9,999Los Angeles, CA
Ability to deliver
31.7/40.016.6/20 Reviews10/10 Clients & Experience5.1/10 Market PresenceService focus
10% Call Center Services60% Sales Outsourcing30% Other -
$10,000+$25 - $49 / hr250 - 999Simi Valley, CA
Ability to deliver
31.4/40.015.6/20 Reviews10/10 Clients & Experience5.8/10 Market PresenceService focus
70% Sales Outsourcing30% Other -
$1,000+< $25 / hr50 - 249Berkeley, CA
Ability to deliver
32.1/40.017.2/20 Reviews9.2/10 Clients & Experience5.7/10 Market PresenceService focus
20% Call Center Services20% Sales Outsourcing60% Other -
UndisclosedUndisclosed1,000 - 9,999Sacramento, CA
Ability to deliver
28.8/40.020/20 Reviews3.3/10 Clients & Experience5.6/10 Market PresenceService focus
25% Sales Outsourcing75% Other -
$1,000+$25 - $49 / hr10 - 49Los Angeles, CA
Ability to deliver
30.2/40.015.6/20 Reviews9.4/10 Clients & Experience5.3/10 Market PresenceService focus
10% Call Center Services40% Sales Outsourcing50% Other -
$1,000+$25 - $49 / hr50 - 249Oakland, CA
Ability to deliver
28.6/40.016.2/20 Reviews8.4/10 Clients & Experience4/10 Market PresenceService focus
24% Call Center Services16% Sales Outsourcing60% Other -
$1,000+< $25 / hr1,000 - 9,999Encinitas, CA
Ability to deliver
26.5/40.013/20 Reviews8.8/10 Clients & Experience4.8/10 Market PresenceService focus
25% Call Center Services10% Sales Outsourcing65% Other -
$1,000+Undisclosed50 - 249Riverbank, CA
Ability to deliver
26/40.015/20 Reviews6.6/10 Clients & Experience4.4/10 Market PresenceService focus
50% Call Center Services50% Sales Outsourcing -
$1,000+Undisclosed50 - 249San Francisco, CA
Ability to deliver
23.5/40.016.6/20 Reviews2/10 Clients & Experience4.9/10 Market PresenceService focus
15% Call Center Services30% Sales Outsourcing55% Other -
$5,000+$25 - $49 / hr10 - 49Los Angeles, CA
Ability to deliver
22.4/40.016.2/20 Reviews1.6/10 Clients & Experience4.6/10 Market PresenceService focus
65% Sales Outsourcing35% Other -
$1,000+$25 - $49 / hr250 - 999Santa Ana, CA
Ability to deliver
23.3/40.014.6/20 Reviews3.9/10 Clients & Experience4.8/10 Market PresenceService focus
20% Call Center Services10% Sales Outsourcing70% Other -
$1,000+< $25 / hr10 - 49Huntington Beach, CA
Ability to deliver
22/40.018/20 Reviews4/10 Clients & Experience0/10 Market PresenceService focus
25% Call Center Services50% Sales Outsourcing25% Other -
$10,000+Undisclosed2 - 9Truckee, CA
Ability to deliver
21.7/40.015.6/20 Reviews1.8/10 Clients & Experience4.4/10 Market PresenceService focus
100% Sales Outsourcing -
UndisclosedUndisclosed50 - 249Marina del Rey, CA
Ability to deliver
21.7/40.015.2/20 Reviews1.9/10 Clients & Experience4.6/10 Market PresenceService focus
10% Call Center Services70% Sales Outsourcing20% Other -
$5,000+$50 - $99 / hr10 - 49San Francisco, CA
Ability to deliver
23.1/40.014.6/20 Reviews3.6/10 Clients & Experience4.9/10 Market PresenceService focus
50% Sales Outsourcing50% Other -
$1,000+$25 - $49 / hr250 - 999Newport Beach, CA
Ability to deliver
21.4/40.016.2/20 Reviews0.7/10 Clients & Experience4.5/10 Market PresenceService focus
60% Call Center Services40% Sales Outsourcing -
$5,000+$100 - $149 / hr10 - 49Menlo Park, CA
Ability to deliver
24.4/40.016.4/20 Reviews8/10 Clients & Experience0/10 Market PresenceService focus
40% Sales Outsourcing60% Other -
$1,000+$150 - $199 / hr10 - 49Carlsbad, CA
Ability to deliver
27.5/40.016.6/20 Reviews5.8/10 Clients & Experience5.1/10 Market PresenceService focus
20% Call Center Services80% Other -
$1,000+Undisclosed50 - 249San Francisco, CA
Ability to deliver
23.9/40.015.8/20 Reviews3/10 Clients & Experience5.2/10 Market PresenceService focus
30% Call Center Services70% Other -
$5,000+$150 - $199 / hr2 - 9Inglewood, CA
Ability to deliver
26.3/40.016.6/20 Reviews4.8/10 Clients & Experience4.9/10 Market PresenceService focus
20% Call Center Services80% Other -
$1,000+Undisclosed10 - 49Los Angeles, CA
Ability to deliver
19.1/40.017.6/20 Reviews1.4/10 Clients & Experience0/10 Market PresenceService focus
10% Call Center Services70% Sales Outsourcing20% Other -
UndisclosedUndisclosed10 - 49Oakland, CA
Ability to deliver
18.5/40.016.2/20 Reviews2.3/10 Clients & Experience0/10 Market PresenceService focus
40% Call Center Services20% Sales Outsourcing40% Other -
UndisclosedUndisclosed50 - 249San Francisco, CA
Ability to deliver
22.3/40.016.2/20 Reviews2/10 Clients & Experience4.1/10 Market PresenceService focus
30% Sales Outsourcing70% Other -
$5,000+$50 - $99 / hr10 - 49San Diego, CA
Ability to deliver
26.4/40.016.4/20 Reviews5.6/10 Clients & Experience4.4/10 Market PresenceService focus
10% Sales Outsourcing90% Other -
$1,000+< $25 / hr50 - 249South San Francisco, CA
Ability to deliver
23/40.015.8/20 Reviews1.8/10 Clients & Experience5.5/10 Market PresenceService focus
10% Call Center Services15% Sales Outsourcing75% Other -
$1,000+< $25 / hr250 - 999San Francisco, CA
Ability to deliver
21.9/40.014.6/20 Reviews2.4/10 Clients & Experience4.9/10 Market PresenceService focus
20% Sales Outsourcing80% Other -
$1,000+$25 - $49 / hr10 - 49San Francisco, CA
Ability to deliver
17.2/40.017.2/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
80% Sales Outsourcing20% Other -
$5,000+$50 - $99 / hr2 - 9Santa Monica, CA
Ability to deliver
23.9/40.011.4/20 Reviews7.2/10 Clients & Experience5.3/10 Market PresenceService focus
20% Sales Outsourcing80% Other
Latest Call Centers Articles
See all articles![How to Build a Budget for Call Center Services [With Template] cover image](https://images-dev.clutch.co/clutch-static-staging/image/resize/715x400/s3fs-public/article/ba3fb126c373d45b88403b0272fa9201.jpg)
How to Build a Budget for Call Center Services [With Template]
Call center costs can add up over time, so it’s important that companies establish a thorough budget plan before outsourcing.
