Callbox, Martal Group, CIENCE, TeleDirect, Leadium - these are among the top telemarketing companies sales teams rely on to generate qualified leads, increase conversion rates, and build consistent pipelines through targeted outreach and performance-driven communication strategies.

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.

Telemarketing × Sports ×
  • Apps, Websites, Dashboards & Games

    SeenTK is a Syrian software development company building websites, mobile apps, admin dashboards, e-commerce platforms, and Unity games. We help startups and businesses turn ideas into reliable digital products with clean UI/UX, scalable code, testing, deployment, and ongoing support...

    Top Services:

    • Design Services
    • Web Design
    • eCommerce Development
    • Web Development
    • Software Testing
    • Show more
    Location
    Damascus, Syria
    Number of Employees
    Under 49
    Average Hourly Rate
    $30/hr
    Minimal Budget
    Under $1,000

    seenTK Services

    • Design Services
    • Web Design
    • eCommerce Development
    • Web Development
    • Software Testing
    • Mobile App Development
    • Software Development
    • AI Development
    • Logo Design
    • Phone Answering Services
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • RAMI
    • SARAA
    • MOHAND
    • AHMAD
    • MOHAMMAD
    • ALZOUABI
    Data sourced from the agency's DesignRush profile
  • We're Here To Make Outsourcing Work For You!

    Parkes BPO offers flexible and innovative solutions to help your business reduce costs, save time, simplify processes, and boost efficiency...

    Top Services:

    • Digital Marketing
    • SEO
    • Social Media Marketing
    • Email Marketing
    • BPO
    • Show more
    Location
    Cebu City, Philippines
    Number of Employees
    50 - 99
    Minimal Budget
    $1,000 - $10,000

    Parkes BPO Solutions Services

    • Digital Marketing
    • SEO
    • Social Media Marketing
    • Email Marketing
    • BPO
    • Accounting
    • Customer Support
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Omega Medical
    • Slater Byrne Recoveries
    • Callaways
    Data sourced from the agency's DesignRush profile
  • Engineering products. Engineering demand.

    Talent Axis Solutions is a Noida-based team helping brands grow through smart technology and result-driven marketing. From building modern web and mobile applications to running Salesforce implementations and hyperlocal ad campaigns, we focus on outcomes clients can actually measure more leads, more footfall...

    Top Services:

    • Digital Services
    • Web Development
    • eCommerce Development
    • Digital Marketing
    • SEO
    • Show more
    Location
    Noida, India
    Number of Employees
    Under 49
    Average Hourly Rate
    $20/hr
    Minimal Budget
    Under $1,000

    Talent Axis Solutions Services

    • Digital Services
    • Web Development
    • eCommerce Development
    • Digital Marketing
    • SEO
    • Social Media Marketing
    • Software Development
    • Mobile App Development
    • BPO
    • CRM Consulting
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Hind Collection Retail Shop
    • Oxford Public School
    • Aditya Spare Parts Wholesale
    Data sourced from the agency's DesignRush profile

Why companies trust DesignRush

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1

Identity Check

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Agencies vetted
128,769+
2

Portfolio Review

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

Applicants rejected
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3

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Agencies verified
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Some agencies pay for sponsored placement, clearly labeled and held to the same vetting standards.

See how rankings and monetization work.

5 Frequently Asked Questions About Telemarketing Firms

What do telemarketing companies do?

Telemarketing agencies use phone-based direct marketing to sell products, generate leads, or book appointments on behalf of businesses, performing both outbound and inbound calls to grow sales pipelines and client relationships. 

As all telemarketing interactions involve direct human contact, the approach allows them to influence potential customers’ opinions, purchasing habits, or perceptions toward a brand. 

What services do telemarketing firms provide?

Telemarketing services for businesses can be split into two main categories: inbound and outbound.  

  • Inbound telemarketing services cover customer support calls, namely technical support, order taking, billing inquiries, upselling, and virtual receptionist service, to name a few. They can support both B2B and B2C companies. 
  • Outbound telemarketing services, also referred to as proactive outreach, are intended to boost businesses’ bottom line. This category comprises several different service types, including lead qualification, appointment setting, cold calling, customer reactivation, and more. 

B2B telemarketing companies are often hired to assist non-profit organizations in soliciting donations or to collect debt and follow up on overdue accounts on behalf of other businesses.   

How much do telemarketing agencies charge for their services?

Telemarketing agencies charge between $7 and $75 per hour for their services. The service cost can also vary based on location (offshore vs. onshore), campaign complexity, duration, and agent experience, with B2B telemarketing campaigns often costing more than B2C.  

Other common pricing models include: 

  • Per-lead: $35 to $60 per qualified lead 
  • Flat-rate: $650+ for a 4-week campaign 
  • Commission-based: 5% to 20% of each closed sale 

How long do telemarketing campaigns take?

Telemarketing campaigns usually take a few months, as lead nurturing takes multiple phone calls for telemarketers to engage with a prospect and close a sale.  

Although initial lead generation begins within the first few weeks, for a full, effective cycle, the campaigns are run between 3 and 6 months. The average campaign takes about 14 weeks to reach an optimum level of opportunities per day. The length also depends on the campaign type:  

  • Pilot and trial campaigns: Usually run for 10 to 12 weeks to test the market, refine the pitch, and validate traction. 
  • Short campaigns: 4 to 6 weeks for time-sensitive promotions or event registrations. 
  • Long-term campaigns: 6 months to over a year for slow B2B sales cycles that require more lead nurturing. 

What kind of ROI can businesses expect from telemarketing campaigns?

 Lucrative telemarketing campaigns often result in a 5:1 to 10:1 return on investment (ROI), meaning $5 to $10 in revenue for every $1 spent. The return rate depends on the quality of the call lists, the persuasion skill of the callers, the product, the offer, and whether it's part of a multi-channel strategy. Notably, ROI grows over time through stronger customer retention and better targeting informed by feedback from calls.