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.

Vserve Ebusiness Solutions
VerifiedVerified by the DesignRush team for authenticity and credibility.Vserve Ebusiness Solutions is an AI-powered Supply Chain Management and Ecommerce company with 10+ years of global delivery. We provide offshore teams, BPO, procurement, order and inventory management, customer support, and ecommerce solutions to reduce costs and improve efficiency...
Top Services:
- Logistics
- Accounting
- eCommerce Development
- BPO
- Call Centers
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- Location
- New York City, New York
- Number of Employees
- 500 - 999
- Average Hourly Rate
- $25/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 1 Project Listed
Transform Targets helps organizations scale operational capacity without increasing internal overhead. We provide skilled professionals who integrate directly into existing workflows, enabling businesses to operate efficiently while maintaining full visibility and control. Our focus is simple: support the...
Top Services:
- BPO
- Customer Support
- Logistics
- Call Centers
- Business Consulting
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- Location
- McKinney, Texas
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $50/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 1 Project Listed
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
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- Location
- Damascus, Syria
- Number of Employees
- Under 49
- Average Hourly Rate
- $30/hr
- Minimal Budget
- Under $1,000
Call Point Business Solutions Ltd. is a business process outsourcing company established in 2017. The company provides customer-facing, administrative, technical, financial and sales support services to international businesses...
Top Services:
- Digital Services
- Digital Strategy
- Reputation Management
- BPO
- Call Centers
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- Location
- Comanche, Texas
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $5/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 1 Project Listed
Led by a Cambridge MBA founder, RETLM BPO is providing cost effective but client focused outsourcing services to clients around the globe. These services cover range of industries including Real Estate, Edtech, Health care, Retail, ecommerce, transport, Telecom etc. Increase in Profit by 60%...
Top Services:
- BPO
- IT Services
- Location
- Lahore, Pakistan
- Number of Employees
- Under 49
- Average Hourly Rate
- $15/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 1 Project Listed
ITAdOn provides fast and reliable IT support in Dallas for small businesses and growing teams. We deliver managed IT services, cybersecurity, cloud solutions, and 24/7 helpdesk support to keep your business secure and running smoothly...
Top Services:
- Digital Services
- UI/UX Design
- SEO
- PPC
- Cybersecurity
- Show more
- Location
- Dallas, Texas
- Number of Employees
- 50 - 99
- Minimal Budget
- Under $1,000
SwiftCall is a Chicago-based AI automation agency that helps businesses streamline communication through 24/7 AI-powered call answering, lead capture, appointment booking, workflow automation, and customer engagement solutions. By combining intelligent voice agents with custom automation systems, SwiftCall...
Top Services:
- Digital Services
- Web Design
- AI Development
- CRM Consulting
- Cloud Consulting
- Show more
- Location
- Naperville, Illinois
- Number of Employees
- Under 49
- Average Hourly Rate
- $100/hr
- Minimal Budget
- Under $1,000
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
Tech Potato is a digital solutions company working across web development, e-commerce, automation, design, and business operations. We bring technical and operational teams together to support the day-to-day digital needs of modern businesses...
Top Services:
- Digital Services
- Graphic Design
- Design Services
- eCommerce Development
- Web Development
- Show more
- Location
- Karachi, Pakistan
- Number of Employees
- Under 49
- Average Hourly Rate
- $20/hr
- Minimal Budget
- Under $1,000
BEXMS is a Pakistan based web development and outsourcing company helping businesses build, grow, and manage their digital operations. We create fast, custom websites and web applications, manage social media, and provide trained outsourced staff for office operations and customer support. Our teams work with...
Top Services:
- BPO
- Web Development
- Customer Support
- Web Design
- UI/UX Design
- Show more
- Location
- Lahore, Pakistan
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $5/hr
- Minimal Budget
- Under $1,000
UPLINK TECHNOLOGY is a forward-thinking IT solutions and digital transformation company dedicated to helping businesses establish, enhance, and scale their digital presence. We specialize in delivering innovative, reliable, and result-driven technology solutions that empower startups, SMEs, enterprises, and...
Top Services:
- Web Development
- WordPress Website Design
- eCommerce Development
- Digital Strategy
- AEO
- Show more
- Location
- GIDC, India
- Number of Employees
- Under 49
- Average Hourly Rate
- $26/hr
- Minimal Budget
- Under $1,000
BizzBuzz Creations is a result-driven Digital Marketing & BPO agency offering SEO, SMO, SMM, Google Ads, Meta Ads, Website Design & Development, Branding, Content Strategy, and Complete BPO Services. We help businesses grow with tailored strategies, data-driven solutions, and a strong focus on performance and...
Top Services:
- Digital Services
- Graphic Design
- Web Design
- Web Development
- Social Media Marketing
- Show more
- Location
- Prayagraj, India
- Number of Employees
- Under 49
- Average Hourly Rate
- $10/hr
- Minimal Budget
- Under $1,000
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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.











