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.

United States × California × Sort by: Number of Reviews ×Clear Filters
  • Passion for People, Excellence in Service

    Passion for People, Excellence in Service

    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
  • Best Option For Nearshore Call Center Services

    Best Option For Nearshore Call Center Services

    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
  • Smart Billing Partner

    Smart Billing Partner

    Nationwide medical billing & revenue cycle management for healthcare providers billing, coding, credentialing, and HIPAA-compliant claims support...

    Top Services:

    • Digital Services
    • AEO
    • SEO
    • PPC
    • Accounting
    • Show more
    Location
    Madera, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    Under $1,000

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Identity Check

We verify businesses and reviewer LinkedIn profiles for integrity.

Agencies vetted
125,909+
2

Portfolio Review

We review agency work, case studies, and results to confirm skill.

Applicants rejected
49%
3

Ongoing Audit

We monitor listings regularly; outdated agencies are removed.

Agencies verified
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