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 × Telemarketing × Transportation & Logistics × Sort by: Top Rated ×Clear Filters
  • Your On-Demand Sales Team

    Martal Group runs outsourced B2B cold calling, appointment setting, lead generation, and SDR programs for companies across SaaS, fintech, cybersecurity, healthcare, and manufacturing, powered by 200+ onshore sales executives and proprietary AI outreach...

    Top Services:

    • Email Marketing
    • Digital Marketing
    • Social Media Marketing
    • BPO
    • Digital Strategy
    • Show more
    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $45/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    5 Projects Listed
  • Grow Your Sales Pipeline With Human + AI

    Founded in 2004 and headquartered in Encino, California, Callbox Inc. is a global leader in outsourced B2B lead generation, appointment setting, and event marketing. With over 20 years of experience and a multilingual team servicing APAC, LATAM, and EMEA, the agency supports medium-sized businesses to...

    Top Services:

    • Managed Services
    • Cloud Consulting
    • Digital Marketing
    • ERP Consulting
    • CRM Consulting
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    500 - 999
    Portfolios Count
    116 Projects Listed
  • We Book the Meetings, You Close the Deal.

    Appointment Setter Online delivers outsourced appointment setting and lead generation through dedicated SDRs assigned by client fit, covering outbound prospecting, inbound qualification, telemarketing, and customer support. To date, the call center provider reports 75,000+ verified sales bookings...

    Top Services:

    • BPO
    • Social Media Marketing
    • Email Marketing
    • Call Centers
    • Show more
    Location
    Albany, New York
    Number of Employees
    500 - 999
    Average Hourly Rate
    $5/hr
    Portfolios Count
    8 Projects Listed
  • End-to-end CX solutions that delight customers.

    Helpware CX is a call center company that runs inbound and outbound call centers across 19+ locations in 11 countries, supporting 45+ languages. The agency posts 90% CSAT and holds 30+ industry awards including the IAOP Global Outsourcing 100 and a Gold Stevie Award. Clients average a 5-year partnership...

    Top Services:

    • Customer Support
    • BPO
    • Call Centers
    • Phone Answering Services
    • Business Consulting
    • Show more
    Location
    Lexington, Kentucky
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    17 Projects Listed
  • US-Based Outbound SDR Agency. Boutique. Multi-Channel. Real Pipeline.

    Leadium builds each engagement around channel-optimized lead research, identifying whether each prospect is best reached by phone, email, or LinkedIn before outreach begins. Thefirm provides outbound and inbound appointment setting, cold calling, data sourcing, and deliverability management...

    Top Services:

    • Email Marketing
    • BPO
    • CRM Consulting
    • Business Consulting
    • Direct Marketing
    • Show more
    Location
    Las Vegas, Nevada
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Minimal Budget
    Under $1,000
  • We Drive Success.

    Established in 2009, Unity Communications is a US-based Business Process Outsourcing (BPO) company specializing in sales, technical support, customer service and administrative support services...

    Top Services:

    • BPO
    • Customer Support
    • Business Consulting
    • Call Centers
    • Show more
    Location
    Gilbert, Arizona
    Number of Employees
    500 - 999
    Average Hourly Rate
    $9/hr
    Portfolios Count
    3 Projects Listed
  • Answering Service Care Provides Trained Customer Service Professionals.

    Call center agency Answering Service Care empowers your customer operations with 24/7 live chat, expert lead intake, appointment scheduling, and HIPAA-compliant secure messaging. We ensure every customer interaction is seamless, professional, and reliable, so you never miss a lead or opportunity...

    Top Services:

    • Phone Answering Services
    • Call Centers
    • Customer Support
    • BPO
    • Show more
    Location
    Margate, Florida
    Number of Employees
    Under 49
    Portfolios Count
    3 Projects Listed
  • Scaling companies FAST!

    Lease A Sales Rep, is an industry leader in the Call Center, Lead Generation and contracts sales space services; getting GUARANTEED appointments with decision makers, HOT leads and signed contracts for our clients with our inside and outside sales teams. We are hunters working at an INC 5000 company built in...

    Top Services:

    • Call Centers
    Location
    Raleigh , North Carolina
    Number of Employees
    100 - 249
    Average Hourly Rate
    $100/hr
  • Global BPO Company

    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
    Princeton, New Jersey
    Number of Employees
    1000 & Up
  • Our Mission as a Firm is to Make 24/7 Customer Service a Reality for Businesses of All Sizes.

    Since 2006, Adelina BPO has offered the best contact center solutions. Our goal is to provide our customers the greatest possible experience...

    Top Services:

    • Call Centers
    Location
    St. Petersburg, Florida
    Number of Employees
    1000 & Up
    Minimal Budget
    $1,000 - $10,000
  • Public sector sales acceleration

    Our B2G sales team helps you set more meetings and win more deals with state and local government agencies at a fraction of the cost of hiring internally...

    Top Services:

    • Business Consulting
    • Call Centers
    • Phone Answering Services
    Location
    Tempe, Arizona
    Number of Employees
    Under 49
    Minimal Budget
    $1,000 - $10,000
  • "Your Trusted Service Partner, Across the Nation."

    ASK 2 PRO delivers expert virtual assistant services nationwide, helping businesses streamline tasks, boost efficiency, and expand their network. From admin to communication, we handle the details so you can focus on growth and success...

    Top Services:

    • Web Development
    • Digital Marketing
    • AI Development
    • HR Outsourcing
    • Customer Support
    • Show more
    Location
    New York City, New York
    Number of Employees
    50 - 99
    Average Hourly Rate
    $7/hr
  • B2B Lead Generation | B2B Appointment Setting | Cold Calling Services and More

    CallingAgency books qualified B2B appointments with decision makers for your sales team. We have served more than 2,100+ businesses across 50+ industries in the US, Canada, and Australia...

    Top Services:

    • Call Centers
    • Customer Support
    • Digital Marketing
    Location
    New Castle, Delaware
    Number of Employees
    250 - 499
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000

Related Call Centers Specializations in the US

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