Explore the top-rated call centers in California that offer a variety of telecommunication services for your business. Use our practical filter to select your ideal partner by budget, client reviews, team size and more.
Organic rankings are determined by five factors: top services, reviews, portfolio, awards/press, and team expertise. Sponsored listings pay for a placement that appears above organic positions. Sponsorship does not affect star ratings or review content - read more on our methodology page.

Hugo
VerifiedVerified by the DesignRush team for authenticity and credibility.World-Class Outsourced Teams Operating 24/7 Globally, in 60+ Languages
Hugo deploys dedicated inbound and outbound call center teams across 60+ languages, with 24/7 coverage and 99.9% uptime. Its university-educated agents deliver 88% first call resolution. The call center provider is ISO 27001, HIPAA, and SOC 2 certified...
Top Services:
- Customer Support
- Call Centers
- BPO
- Phone Answering Services
- Transcription Services
- Show more
- Location
- San Francisco, California
- Number of Employees
- 1000 & Up
- Average Hourly Rate
- $10/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 8 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsHugo Services
Data sourced from the agency's DesignRush profileGoogle Meta Outschool Topicals Attentive Faire Sakara Aurora
Hugo Reviews & Testimonials

B2B Review from Greg Digneo
Best decision we made last year was partnering with this CX team for our customer support, billing, and sales assistance. We were drowning in client emails and chasing invoices late at night instead of focusing on SEO strategy. Results have been incredible: client response times dropped from hours to under an hour, payment collection improved 60%, landing page conversions up 28%, and client retention increased 35%. They integrated seamlessly with our systems and scaled with us as we grew. Now we have more time to focus on delivering SEO results instead of being stuck in support tickets all day. If you're an agency juggling client support with campaign management, this team is a game-changer.

BPO Review from Nimmit Shah
Collaborating with Hugo elevated our property management firm's performance. Their support solutions slashed response times by 40% and boosted tenant satisfaction by 30%. Hugo's seamless integration proved instrumental in propelling our business forward, setting new benchmarks in operational excellence.

Customer Support Review from Jambu Subramanian
Their team quickly integrated into our workflow, demonstrating a deep understanding of our business needs. We were impressed by their professionalism and the ease with which they handled complex customer inquiries. Hugo's technical support team showed exceptional problem-solving skills, significantly reducing resolution times for order issues.
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsPipeful runs B2B appointment setting and lead generation campaigns using AI-assisted targeting, cold email outreach, and SDR-led qualification across 180+ countries. The agency draws from a database of 300 million verified business emails spanning 75+ industries and serves clients globally...
Top Services:
- Email Marketing
- Direct Marketing
- Call Centers
- Location
- San Francisco, California
- Number of Employees
- 100 - 249
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 6 Projects Listed
Answering365 has been providing answering services for businesses since 1989, covering live call answering, virtual receptionist, appointment scheduling, and emergency dispatch. Its operators are bilingual in English and Spanish, HIPAA-compliant, and work from custom scripts...
Top Services:
- Call Centers
- Phone Answering Services
- Location
- Los Angeles, California
- Number of Employees
- Under 49
Ansafone operates US-based inbound and outbound contact centers with 50 years of experience, offering customer care, client retention, sales, telemarketing, IVR, bilingual support, live chat, and BPO services. The agency serves healthcare, government, retail, energy, property management, and law clients...
Top Services:
- Call Centers
- Phone Answering Services
- Location
- Santa Ana, California
- Number of Employees
- 500 - 999
Tele Direct is a call center provider that handles patient scheduling, claims support, lead qualification, seminar reservations, Tier 1 tech support, appointment setting, and outbound telesales, with bilingual English and Spanish agents and dedicated account management on every account...
Top Services:
- Phone Answering Services
- Call Centers
- Location
- Sacramento, California
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $100/hr
Described as the largest answering service in Texas, TAS Unitedoffers live answering, automated answering, virtual receptionist, appointment scheduling, healthcare triage, help desk, and order entry, with HIPAA compliance and HITRUST certification across all platforms...
Top Services:
- Phone Answering Services
- Call Centers
- Location
- Los Angeles, California
- Number of Employees
- Under 49
Nexa emerges as a trailblazing 24/7 virtual phone answering service renowned for its nationwide operations across the United States. Our forte lies in delivering unparalleled customer experiences through technology-driven call answering solutions, orchestrated by our adept virtual receptionists who possess...
Top Services:
- Phone Answering Services
- Call Centers
- Location
- Camarillo, California
- Number of Employees
- 100 - 249
Hire Live Support is a full-scale BPO service provider and a digital marketing company with 10+ years clientele and preparedness. We specialize in providing the leading live support services and new-age digital marketing gigs to SMEs, Enterprises, and Startups to delegate, scale, and manage business...
Top Services:
- Call Centers
- BPO
- Web Design
- Web Development
- SEO
- Show more
- Location
- Cerritos, California
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $5/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 16 Projects Listed
LevelUp Leads specializes in optimizing sales processes by overseeing every aspect of clients' outbound strategies, from acquiring relevant data to executing meticulously crafted campaigns. With a dedicated team managing outreach efforts, clients can confidently devote their time to closing deals and driving...
Top Services:
- Email Marketing
- Digital Strategy
- Social Media Marketing
- Direct Marketing
- Call Centers
- Show more
- Location
- Lafayette, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $1,000 - $10,000
SignMore is a call center company committed to elevating client engagement through 24/7 live support, bilingual answering, and CRM integration. Our broad client portfolio is a reflection of our proficiency in lead qualification, emergency response, and appointment coordination within the niche...
Top Services:
- Phone Answering Services
- Call Centers
- Customer Support
- Location
- San Francisco, California
- Number of Employees
- 1000 & Up
- Minimal Budget
- Under $1,000
Upcall is a conversation-driven marketing and sales platform that uses real people to gather insights over the phone. It’s scalable, efficient, and seamlessly integrated within your existing workflow...
Top Services:
- Call Centers
- Location
- Walnut, California
- Number of Employees
- Under 49
Tactical TeleSolutions (TTS) is a boutique lead generation agency in the Bay Area. TTS was established in 1991 and has developed innovative calling campaigns for Start Ups to Fortune 500 clients...
Top Services:
- Call Centers
- Location
- San Francisco, California
- Number of Employees
- Under 49
Pinpoint Technologies, Inc. is a U.S.-based data & list solutions provider that specializes in supplying highly targeted business contact lists. The company serves clients in industrial, engineering & scientific research sectors, offering services such as email/direct mail/telemarketing lists, list...
Top Services:
- Call Centers
- Location
- Santa Ana, California
- Number of Employees
- 100 - 249
Telecom, Inc. provides exceptional contact center services, outsourced customer care, sales and marketing and back-office support services across any combination of channels voice, email, mobile, web and social media giving your customers a true Omni-Channel experience without missing a beat...
Top Services:
- Call Centers
- Location
- Oakland, California
- Number of Employees
- 100 - 249
Internet Nerdz stands as a premier technology services and consulting firm, dedicated to crafting innovative solutions tailored to meet the intricate demands of your digital transformation journey. With a steadfast commitment to excellence, we specialize in developing cutting-edge strategies and solutions...
Top Services:
- IT Services
- Managed Services
- Cloud Consulting
- Cybersecurity
- IT Compliance Solution
- Show more
- Location
- Santa Monica, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $200/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 1 Project Listed
Influx staffs dedicated call center teams for inbound, outbound, and after-hours coverage across the Americas, Europe, and APAC. Since 2013, the call center provider has served 750+ brands on month-to-month plans with no lock-in and a 7-day launch window...
Top Services:
- Customer Support
- Call Centers
- BPO
- HR Outsourcing
- AI Development
- Show more
- Location
- West Hollywood, California
- Number of Employees
- 1000 & Up
- Portfolios Count
- 2 Projects Listed
CIENCE Technologies is a B2B Lead Generation and Sales Acceleration Company...
Top Services:
- Email Marketing
- Digital Marketing
- Call Centers
- Location
- San Francisco, California
- Number of Employees
- 1000 & Up
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $1,000 - $10,000
Starry Solutions is more than just a virtual receptionist; we act as an extension of your team. Our US-based team learns the ins and outs of your home service business, providing knowledgeable answers to build rapport with every caller. Regain your work-life balance, increase lead conversion, and nurture...
Top Services:
- Phone Answering Services
- Call Centers
- Location
- San Diego, California
- Number of Employees
- Under 49
- Minimal Budget
- Under $1,000
- Portfolios Count
- 1 Project Listed
Founded by a team from Google, Apple, and Intuit, Smith.ai is known for superior call answering services. Our friendly, professional virtual receptionists answer calls, web chats, and texts, book appointments, qualify leads, handle new customer intake, answer questions, and make outbound calls for you and...
Top Services:
- Call Centers
- BPO
- Phone Answering Services
- AI Development
- Show more
- Location
- Los Altos, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $15/hr
With a legacy dating back to 2016, HiredSupport stands as a true trailblazer in the outsourced customer support realm...
Top Services:
- Customer Support
- BPO
- Call Centers
- Phone Answering Services
- Show more
- Location
- Rancho Cucamonga, California
- Number of Employees
- Under 49
- Minimal Budget
- Under $1,000
- Portfolios Count
- 3 Projects Listed
BoldR Impact is a premier sustainability PEO consulting firm committed to driving positive change for businesses and the environment. With an unwavering commitment to excellence, we offer a comprehensive suite of services tailored to diverse industries...
Top Services:
- BPO
- Call Centers
- IT Services
- Location
- Santa Monica, California
- Number of Employees
- 1000 & Up
- Portfolios Count
- 2 Projects Listed
Trained specialists for delivering positive customer experience allowing you to remain on top of your customers' minds. Outsourced customer support, technical reporting, and back office virtual assistants trained solely to provide upper edge to your overall business...
Top Services:
- Call Centers
- Digital Marketing
- Customer Support
- Location
- Los Angeles, California
- Number of Employees
- 500 - 999
- Average Hourly Rate
- $9/hr
- Minimal Budget
- $10,000 - $25,000
We manage the call center , sales and customer service traffic to minimize your capital expenses and maximize your profits. Our reliable, cost-effective service enhances your customer service reputation and complements your corporation’s branding and marketing efforts...
Top Services:
- Call Centers
- Phone Answering Services
- Location
- Los Angeles, California
- Number of Employees
- Under 49
AnswerCalifornia gets your customers out of “Voicemail Jail”. Professionalism plays an integral part in providing superior customer care. Your customer and prospects will feel comfortable choosing and staying with your business. One phone call is all it takes to make your customers satisfied that a...
Top Services:
- Call Centers
- Phone Answering Services
- Location
- El Cajon, California
- Number of Employees
- Under 49
HIghPower call center is world renown near shore call center located in the heart of Tijuana minutes from the U.S border. Our team is bilingual, professional, and driven by performance goals. Our Call Center is second to none complete with a corporate structure and professional work environment...
Top Services:
- Call Centers
- BPO
- Location
- Los Angeles, California
- Number of Employees
- Under 49
Alert Communications is a 55,000 square foot, 400+ person legal only call center located in Camarillo, CA. Founded in 1965, Alert services thousands of attorneys and hundreds of legal marketing agencies across the nation...
Top Services:
- Call Centers
- Phone Answering Services
- Location
- Camarillo, California
- Number of Employees
- Under 49
In business since 1979, Tel-Us Call Center offers a variety of inbound call center services customized to suit the needs of its clients. Our well-trained staff of bilingual agents is available 24/7/365...
Top Services:
- Call Centers
- BPO
- Location
- Los Angeles, California
- Number of Employees
- Under 49
FLINK Business Solutions is an outsourcing company specialized in back-office operations for insurance providers. We serve Insurance Carriers, MGAs, Brokers, & wholesale brokers. We’ve founded FLINK as an answer to the globally growing business demand for outsourcing and to provide business solutions to...
Top Services:
- Call Centers
- BPO
- Location
- Santa Ana, California
- Number of Employees
- Under 49
Founded in 1996, Nowcom quickly evolved into a leading provider of Internet applications and business solutions for the used car market. Today, Nowcom provides innovative solutions for both car dealers and car buyers, ranging from its flagship product, DealerCenter, to its premier car listing website...
Top Services:
- Call Centers
- Web Design
- Location
- Los Angeles, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $20/hr
- Minimal Budget
- $1,000 - $10,000
WC Call Center excels in business-to-business (B2B) appointment setting and telemarketing, focusing on generating high-quality appointments with C-level executives. Its experienced professionals ensure each appointment meets rigorous qualification standards and drives new sales opportunities. The firm acts as...
Top Services:
- Call Centers
- BPO
- Location
- Modesto, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $1,000 - $10,000
Redial BPO delivers top-tier business process outsourcing (BPO) solutions focused on cost reduction and cultural alignment. Established in 2017, the firm operates across four locations in Mexico and South Africa, offering significant savings and advanced technology. Its nearshore and offshore services provide...
Top Services:
- Call Centers
- BPO
- Location
- San Diego, California
- Number of Employees
- 500 - 999
- Minimal Budget
- $50,000 & Up
A minority-owned BPO company specializing in customer service, sales, and recruitment process outsourcing. Leveraging award-winning innovations in training and coaching, the agency delivers exceptional customer experiences while boosting satisfaction, loyalty, and operational efficiency...
Top Services:
- Call Centers
- BPO
- Location
- Thousand Oaks, California
- Number of Employees
- 500 - 999
- Minimal Budget
- $1,000 - $10,000
Signius Communications has 12 locations across the United States, providing expert call center solutions...
Top Services:
- Call Centers
- Phone Answering Services
- Digital Marketing
- Customer Support
- Show more
- Location
- Los Angeles, California
- Number of Employees
- Under 49
VSynergize is a Global Sales and Marketing services provider. The team is fully devoted to the success of its clients and partners, particularly when it comes to Customer Profiling, Content Creation & Syndication, Lead Generation & Nurturing, Demand Generation, Appointment Setting, BANT Leads, Delivering...
Top Services:
- Phone Answering Services
- Call Centers
- BPO
- Digital Marketing
- Show more
- Location
- San Francisco, California
- Number of Employees
- 500 - 999
- Portfolios Count
- 2 Projects Listed
CPC helps businesses manage every aspect of the customer experience. CPC provides a full suite of outsourced customer contact services, including: text/SMS messaging service (both automated and live, “peer-to-peer” text messaging), social media coverage for businesses, staffed live chat, AI/chat bots...
Top Services:
- Customer Support
- Call Centers
- Phone Answering Services
- Location
- Manhattan Beach, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $28/hr
- Minimal Budget
- $1,000 - $10,000
VoIP Cloud Virtualization Corporate Email Backup Endpoint Security Web DevelopmentEnterprise IT Infrastructure & Communications EngineeringVoIP and unified communications, virtualization, cloud infrastructure, corporate email, backup and disaster recovery, DNS and endpoint security, and website...
Top Services:
- Phone Answering Services
- Call Centers
- IT Services
- Cybersecurity
- Cloud Consulting
- Show more
- Location
- San Bernardino, California
- Number of Employees
- Under 49
We provide a complete Outbound Telemarketing service including Script design, Customer list procurement and professional advice. Our Telemarketing services range from Appointment Setting, Data List cleaning & Updating, Lead Generation, Market Research, TeleSales for Business as well as Consumer Telemarketing...
Top Services:
- Digital Marketing
- Call Centers
- Location
- Los Angeles, California
- Number of Employees
- 250 - 499
Call24 Communications Inc offers 24/7 Answering Service and Call Center Solutions for the greater San Francisco Bay Area...
Top Services:
- Phone Answering Services
- Call Centers
- Location
- San Francisco, California
- Number of Employees
- Under 49
Topaz Services is more than a voice reservations center; we are a hotel’s partner in providing Genuine Hospitality with Genuine People. We understand that each guest deserves an amazing and unique experience and that starts with booking their stay...
Top Services:
- Phone Answering Services
- Call Centers
- Location
- San Francisco, California
- Number of Employees
- Under 49
UP Creative, Inc. is California Corporation with headquarters based in Long Beach, California and the parent company of UP Creative Technologies Private Ltd. registered in Chennai, India. With additional offices in Chennai & Singapore, UP Creative, Inc. is the premiere provider of global outsource technology...
Top Services:
- Digital Marketing
- Call Centers
- Location
- Long Beach, California
- Number of Employees
- 250 - 499
Five9 delivers comprehensive CCaaS solutions, empowering businesses to create exceptional customer experiences through expert support, advanced technology, and customer-focused strategies...
Top Services:
- BPO
- Call Centers
- Location
- San Ramon, California
- Number of Employees
- 500 - 999
- Average Hourly Rate
- $149/hr
Stellar Staff places dedicated, full-time virtual assistants with US businesses that need real capacity, not another freelancer to manage. Clients interview a shortlist of pre-vetted candidates, pick the one they want, and start in five to six days. We handle sourcing, screening, onboarding, payroll, taxes...
Top Services:
- BPO
- Customer Support
- HR Outsourcing
- Call Centers
- Accounting
- Show more
- Location
- Newport Beach, California
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $12/hr
- Minimal Budget
- $1,000 - $10,000
With our B2B lead generation, you can be confident that not only will you get the sheer volume of leads necessary to drive growth but also a high-quality guaranteed. This way, your time is spent nurturing promising prospects rather than chasing down dead ends - resulting in greater success and higher...
Top Services:
- Email Marketing
- Call Centers
- Content Marketing
- Location
- San Jose, California
- Number of Employees
- 500 - 999
- Minimal Budget
- $25,000 - $50,000
Flatworld Solutions (FWS) is a global company offering IT, Data Science, Data Mining, business consulting, and outsourcing solutions since 2002...
Top Services:
- BPO
- Call Centers
- Transcription Services
- Phone Answering Services
- Show more
- Location
- Napa, California
- Number of Employees
- 1000 & Up
We provide specialized Consultancy and Solutions for Businesses attempting to gain greater popularity in their niches...
Top Services:
- Market Research
- Call Centers
- Email Marketing
- Digital Marketing
- Show more
- Location
- Los Angeles, California
- Number of Employees
- 500 - 999
We provide fully turnkey solutions handling legal setup, HR, payroll, accounting, compliance, facilities, and day-to-day supervision so our clients can focus exclusively on sales, growth, and performance. Write everything around this idea , this is the core service we offer...
Top Services:
- BPO
- Call Centers
- HR Outsourcing
- Phone Answering Services
- Customer Support
- Show more
- Location
- Chula Vista, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $15/hr
Switch360 is your dedicated partner in unleashing the full potential of your enterprise. Specializing in exceptional outsourcing solutions, we redefine the customer support landscape to propel your business toward unprecedented success. With a focus on digital dominance, we bring our expertise in short-term...
Top Services:
- BPO
- Call Centers
- Customer Support
- Phone Answering Services
- Transcription Services
- Show more
- Location
- Los Angeles, California
- Number of Employees
- Under 49
Grow Your Sales Pipeline executes high-standard sales development, coaching, and recruiting programs to drive profitable revenue growth for our client partners...
Top Services:
- Direct Marketing
- Business Consulting
- Email Marketing
- Call Centers
- Advertising
- Show more
- Location
- Roseville, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $150/hr
SkyTech Global is a Bangladesh-based global delivery, business process, and technology company powering scalable operations worldwide.Formerly SkyTech Solutions...
Top Services:
- BPO
- Customer Support
- Call Centers
- Location
- Los Angeles, California
- Number of Employees
- 500 - 999
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $1,000 - $10,000
Startupr is an outbound lead generation agency built for B2B startups that need predictable pipeline without hiring an in-house SDR team...
Top Services:
- Digital Services
- BPO
- Call Centers
- Location
- Orange County, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $1,000 - $10,000
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