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.
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:
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:
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.
Nationwide medical billing & revenue cycle management for healthcare providers billing, coding, credentialing, and HIPAA-compliant claims support...
Top Services:
Kara Brock's Review Sourced from Google
Sam has been excellent for my podiatry practice. He responds quickly and follows through on any concerns. My reimbursement has gone up significantly since transitioning to Docs medical. They also provide credentialing services and have been very helpful
Hema Majeno's Review Sourced from Google
Docs Medical Billing has been helping my practice since I started last year. They get things done on time. They help my front and back staff to check eligibility, they help me set up.portals for insurances, and do their diligence on claims. They also help me find a web designer.I highly recommend them 👌
Catherine Abbaa's Review Sourced from Google
My experience with Peter and his team and the entire Docs Medical Billing LLC in handling my complex billing was very professional, reliable and smooth. The quality of their services far exceeded my expectations. The services was outstanding. I will continue to work with them and recommend them to anyone
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 Review from Atif Gagguturu
We are a document collection specializing in loan document gathering and invoice management software company. We hired LevelUp Leads to increase the amount of sales and demos we got.So we have been having trouble getting leads. As such we were searching for a marketing company to help us find more customers. We stumbled upon LevelUp Leads and found they came with a lot of good recommendations. It is benefiting us by giving us a better direction to get more leads. I like the weekly reviews where we can see what we are doing good. I also like being given reports of who is being responsive to our campaigns. I like how the LevelUp Leads explains what exactly the campaigns are doing and why they are doing the things they are doing and how it can get us out there. I especially like the recommendations given to our company for our other advertising projects.
Digital Strategy Review from Troy Deason
Levelup Leads provides various digital marketing services for our healthcare testing services company. The team's tasks range from paid media and reporting to email campaign optimization and landing page creation. We are pleased with Levelup Leads' services. What's been most impressive about the team is their project management skills, they execute tasks efficiently and hold weekly meetings to ensure everyone's in synchronization. Their problem-solving capabilities are commendable as well.
Jesse W's Review Sourced from Google
John and his team at LevelUp Leads were highly proficient at setting quality appointments. Their personalized approach and expertise drives growth and produces meaningful results. I'm very pleased I went with them and would be more than happy to work with LevelUp Leads again in the future.
Grow Your Sales Pipeline executes high-standard sales development, coaching, and recruiting programs to drive profitable revenue growth for our client partners...
Top Services:
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 Review from Scott Berg
If you're looking for a company to handle your IT and telephony needs then Scott and his team at Internet Nerdz is who you should be working with. They have my highest recommendation!
Shaun Green's Review Sourced from Google
Internet Nerdz has been a game-changer for my business. Their team is responsive, knowledgeable, and genuinely committed to helping their clients succeed. They made everything simple and stress-free, from setup to ongoing support. Highly recommend for anyone looking for reliable and expert service!
Angelica Cervantes's Review Sourced from Google
In an increasingly digital world, partnering with Internet Nerdz Inc is a strategic move towards achieving your business goals. With their unparalleled expertise, dedication to excellence, and commitment to customer satisfaction, they are truly the gateway to digital success. Whether you're a startup, a small business, or a multinational corporation, Internet Nerdz Inc has the tools and the talent to propel your brand to new heights.
Every agency is independently vetted before it can be listed or ranked
Some agencies pay for sponsored placement, clearly labeled and held to the same vetting standards.
ProposalsFor your project
Specify your budget, timeline and project requirements
Our experts curate a list of up to 5 most qualified candidate agencies
We connect you with them so you can choose the most suitable partner
4.7
4.7