Top Call Center Services & Voice Services in California
-
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.
-
UndisclosedUndisclosed10 - 49Daly City, CA
Services provided
Lock & Key Shop is a Business Consulting company in Daly City, California. Founded in 2000, the team provides Business Consulting and Back Office Outsourcing.
Read more -
UndisclosedUndisclosed10 - 49Fremont, CA
Services provided
Business Consulting company Locksmith Master Shop was founded in 1980. The team specializes in Business Consulting and Back Office Outsourcing and is based in Fremont, California.
Read more -
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.
-
UndisclosedUndisclosed10 - 49Los Angeles, CA
Services provided
Business Consulting company General Locksmith Store was launched in 1992. The company focuses on Business Consulting and Back Office Outsourcing.
Read more -
UndisclosedUndisclosed10 - 49San Diego, CA
Services provided
Located in San Diego, California, Lock Safe Services is a Business Consulting company. They offer Business Consulting and Back Office Outsourcing.
Read more -
UndisclosedUndisclosed10 - 49Milpitas, CA
Services provided
Exclusive Locksmith Service is a Business Consulting company established in 1991. Their services include Business Consulting and Back Office Outsourcing.
Read more -
UndisclosedUndisclosed10 - 49Bellflower, CA
Services provided
Safe & Key Shop, a Business Consulting company, was founded in 1985. Based in Bellflower, California, the team specializes in Business Consulting and Back Office Outsourcing.
Read more -
UndisclosedUndisclosed10 - 49San Francisco, CA
Services provided
Established in 1975, City Locksmith Services is a small Business Consulting company. Their services include Business Consulting and Back Office Outsourcing.
Read more -
UndisclosedUndisclosed10 - 49Montebello, CA
Services provided
Metro Locksmith Services, a Business Consulting company, was launched in 1991. The team provides Business Consulting and Back Office Outsourcing and is based in Montebello, California.
Read more -
UndisclosedUndisclosed10 - 49Inglewood, CA
Services provided
Father Son Locksmith Shop is a small Business Consulting company in Inglewood, California. The team specializes in Business Consulting and Back Office Outsourcing.
Read more -
Undisclosed< $25 / hr10 - 49Visalia, CA
Services provided
Acclaim Credit Technologies, an answering service company, is located in Visalia, California. The team focuses on Call Center Services.
Read more -
UndisclosedUndisclosed50 - 249Calabasas, CA
Services provided
Davis Research is a midsize Calabasas, California-based Market Research company. Their services include Market Research and Call Center Services.
Read more -
UndisclosedUndisclosed50 - 249Los Angeles, CA
Services provided
California Survey Research Services is a Market Research company. Their team is in Los Angeles, California and offers Market Research and Call Center Services.
Read more -
UndisclosedUndisclosed50 - 249Santa Clara, CA
Services provided
Marrina Decisions is a Santa Clara, California-based CRM consulting and SI company. They specialize in CRM consulting and SI and Email Marketing and were founded in 2013.
Read more -
UndisclosedUndisclosed50 - 249San Francisco, CA
Services provided
Odetta, Inc. Is a social media marketing agency located in San Francisco, California. They provide Social Media Marketing and Search Engine Optimization.
Read more -
$1,000+< $25 / hr50 - 249Los Angeles, CA
Services provided
Nowcom is a Back Office Outsourcing company. Founded in 1996, their team provides Back Office Outsourcing and Custom Software Development.
Read more -
$250,000+< $25 / hr1,000 - 9,999Santa Clarita, CA
Services provided
See all 2 projectsTri Source International is a customer support company specializing in Contact Center Services and Customer Care Services, offering inbound call center operations and email support. Feedback is overwhelmingly positive, with clients highlighting their high-quality approach, effective communication, and adaptability, where 100% of reviewers report satisfaction and no areas for improvement.
-
UndisclosedUndisclosed2 - 9Redondo Beach, CA
Services provided
Back Office Outsourcing company Calibrated Solutions, LLC. Is in Redondo Beach, California. Launched in 2007, the team provides Back Office Outsourcing and Call Center Services.
Read more -
$5,000+$50 - $99 / hr2 - 9Los Angeles, CA
Services provided
Commercial Brokerage Services company The Valley Business Broker was founded in 2010. Located in Los Angeles, California, the team offers Commercial Brokerage Services and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Carlsbad, CA
Services provided
Skyblue is a cloud consulting & SI company. Established in 2010, the company specializes in cloud consulting & SI and CRM consulting and SI.
Read more -
$1,000+$100 - $149 / hr2 - 9Los Angeles, CA
Services provided
StoryCurrent Marketing Agency is a social media marketing company. Launched in 2024, the firm provides Social Media Marketing and Content Marketing.
Read more -
UndisclosedUndisclosed10 - 49Concord, CA
Services provided
CRM consulting and SI company SaaScend is based in Concord, California. The team specializes in CRM consulting and SI and Application Management & Support.
Read more -
UndisclosedUndisclosed10 - 49Tiburon, CA
Services provided
Marketing Strategy company Rise25 focuses on Marketing Strategy and Corporate Training & Coaching. They were established in 2015.
Read more -
UndisclosedUndisclosed10 - 49San Francisco, CA
Services provided
JumpClick is a social media marketing agency. They are headquartered in San Francisco, California and have small team. Their services include Social Media Marketing and Email Marketing.
Read more -
UndisclosedUndisclosed10 - 49Los Angeles, CA
Services provided
Aloola.io is a PPC agency. Established in 2019, the agency is located in Los Angeles, California. Their team focuses on Pay Per Click and Search Engine Optimization.
Read more -
UndisclosedUndisclosed10 - 49Los Angeles, CA
Services provided
IKonnek is a big data company. They provide BI & big data consulting & SI and Corporate Training & Coaching and were founded in 2003.
Read more -
UndisclosedUndisclosed10 - 49Walnut Creek, CA
Services provided
PIVOT Agency is a branding company. The Walnut Creek, California-based firm was established in 2013. Their team specializes in Branding and Market Research.
Read more -
UndisclosedUndisclosed10 - 49San Ramon, CA
Services provided
The One Page Business Plan Company is a Business Consulting company. The agency is headquartered in San Ramon, California. Their services include Business Consulting and Content Writing Services.
Read more -
$1,000+$25 - $49 / hr10 - 49Los Angeles, CA
Services provided
Based in Los Angeles, California, GrowthBridge Consulting is a social media marketing agency. Their services include Social Media Marketing and Search Engine Optimization.
Read more -
UndisclosedUndisclosed10 - 49Los Angeles, CA
Services provided
Cybersecurity company Mannassi IT Solutions was launched in 1996. The firm provides Cybersecurity and IT managed services, and is small.
Read more -
UndisclosedUndisclosed10 - 49Santa Ana, CA
Services provided
STS Next, an Advertising company, was founded in 1986. The small team specializes in Advertising and Branding.
Read more -
UndisclosedUndisclosed10 - 49San Francisco, CA
Services provided
Seal and Scale is a social media marketing firm. Launched in 2025, the agency provides Social Media Marketing and Search Engine Optimization.
Read more -
UndisclosedUndisclosed10 - 49Lemon Grove, CA
Services provided
Located in Lemon Grove, California, Elite Locksmith Services is a Business Consulting company. Their services include Business Consulting and Back Office Outsourcing.
Read more -
UndisclosedUndisclosed10 - 49Redondo Beach, CA
Services provided
Founded in 1983, Elite Locksmith Services is a small Business Consulting company. Their services include Business Consulting and Back Office Outsourcing.
Read more -
UndisclosedUndisclosed10 - 49Los Angeles, CA
Services provided
Exclusive Locksmith Service is a Business Consulting company. Their team is headquartered in Los Angeles, California and specializes in Business Consulting and Back Office Outsourcing.
Read more -
UndisclosedUndisclosed10 - 49Mountain View, CA
Services provided
Business Consulting company City Locksmith Shop was founded in 1985. The team offers Business Consulting and Back Office Outsourcing.
Read more -
UndisclosedUndisclosed10 - 49San Marino, CA
Services provided
Launched in 1998, Father Son Locksmith Shop is a small San Marino, California-based Business Consulting company. Their team focuses on Business Consulting and Back Office Outsourcing.
Read more -
UndisclosedUndisclosed10 - 49Altadena, CA
Services provided
Baldwin Locksmith Store is a Business Consulting company. The small Altadena, California-based team provides Business Consulting and Back Office Outsourcing. The company was launched in 2004.
Read more -
UndisclosedUndisclosed10 - 49Los Angeles, CA
Services provided
Father Son Locksmith Shop is a Business Consulting company. In Los Angeles, California, the agency provides Business Consulting and Back Office Outsourcing.
Read more -
UndisclosedUndisclosed10 - 49Los Angeles, CA
Services provided
Established in 1986, Atlantic Locksmith Store is a Business Consulting company. Based in Los Angeles, California, the team provides Business Consulting and Back Office Outsourcing.
Read more -
UndisclosedUndisclosed10 - 49Los Angeles, CA
Services provided
Based in Los Angeles, California, Lock & Locksmith Services is a Business Consulting company. They offer Business Consulting and Back Office Outsourcing and were established in 1997.
Read more -
UndisclosedUndisclosed10 - 49El Cerrito, CA
Services provided
Business Consulting company Father Son Locksmith Store was established in 1979. The small team offers Business Consulting and Back Office Outsourcing.
Read more -
UndisclosedUndisclosed10 - 49Santa Ana, CA
Services provided
Launched in 1984, Central Lock Key Store is a Business Consulting company. The team specializes in Business Consulting and Back Office Outsourcing.
Read more -
UndisclosedUndisclosed10 - 49San Diego, CA
Services provided
Launched in 1990, Locksmith Master Store, a small Business Consulting company, is located in San Diego, California. Their services include Business Consulting and Back Office Outsourcing.
Read more -
UndisclosedUndisclosed10 - 49Campbell, CA
Services provided
City Locksmith Store, a small Business Consulting company, is in Campbell, California. The team focuses on Business Consulting and Back Office Outsourcing.
Read more -
UndisclosedUndisclosed10 - 49Costa Mesa, CA
Services provided
Launched in 1989, Advantage Locksmith Store is a Business Consulting company. The team focuses on Business Consulting and Back Office Outsourcing.
Read more -
UndisclosedUndisclosed10 - 49San Diego, CA
Services provided
Founded in 1980, Little Village Locksmith Store is a Business Consulting company. The small team offers Business Consulting and Back Office Outsourcing.
Read more -
UndisclosedUndisclosed10 - 49Los Angeles, CA
Services provided
Locksmith & Lock Store is a Los Angeles, California-based Business Consulting company. Launched in 1980, the team offers Business Consulting and Back Office Outsourcing.
Read more -
UndisclosedUndisclosed10 - 49Los Angeles, CA
Services provided
Locksmith & Lock Store is a Business Consulting company. The team is based in Los Angeles, California, and their services include Business Consulting and Back Office Outsourcing.
Read more -
UndisclosedUndisclosed10 - 49Downey, CA
Services provided
Affordable Locksmith Services is a Business Consulting company. They were founded in 2005 and focus on Business Consulting and Back Office Outsourcing.
Read more -
UndisclosedUndisclosed10 - 49Los Angeles, CA
Services provided
Keystone Locksmith Shop is a Business Consulting company. The Los Angeles, California-based team offers Business Consulting and Back Office Outsourcing.
Read more
Share your project goals, and we’ll connect you with verified partners who fit your budget and timeline.
Get My Matches
Tell us what you need — we’ll match you with top agencies in minutes.
Get My MatchesWhy Trust Clutch
At Clutch, we believe trust is the foundation of every business relationship. Our mission is to help buyers make confident, data-backed decisions informed by real client experiences.
Every review on Clutch undergoes a rigorous, human-led verification process to make sure it’s valid. Our team of specialists confirms the identity of each reviewer, ensures the project is legitimate, and only publishes reviews that meet our strict criteria.
Verification doesn’t stop at the point of publication. Our Trust & Safety team routinely audits older reviews against our guidelines. When reviews fall short of our standards, we remove them.
We evaluate service providers using a structured methodology that combines:
- In-depth client interviews and ratings
- Comprehensive project details
- Market presence
- Portfolio examples and industry recognition
This data powers tools like the Leaders Matrix, which helps you compare agencies directly. Our research team curates rankings by weighing verified reviews most heavily, so the most trusted and experienced providers rise to the top.
Using this unique combination of verified client feedback and provider-supplied insights, Clutch distills the most important details into clear, digestible summaries so you have everything you need to make confident, informed decisions quickly.
We take fraud seriously. Providers who violate our guidelines may face lower rankings, restricted visibility, or removal from the platform altogether.
Clutch’s commitment to transparency is ongoing. We’re constantly refining our systems to protect the integrity of reviews and support you in finding the right agency.
List of the Top 15 California Call Center Companies & Voice Services
-
$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.
