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.
Since 2015, SSR Techvision has provided top-quality outsourcing services, including Back Office Support, Call Center Operations, Sales & Business Development, Healthcare Support, and E-commerce Solutions, across India and the US...
Top Services:
- BPO
- Call Centers
- Phone Answering Services
- Business Consulting
- Customer Support
- Show more
- Location
- Noida, India
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $15/hr
- Minimal Budget
- $1,000 - $10,000
Ascent BPO Services focuses on delivering quality call center outsourcing and customer care services. Our dedication to client satisfaction ensures high‑quality results in data entry, conversion, and support...
Top Services:
- BPO
- Call Centers
- Business Consulting
- HR Outsourcing
- Customer Support
- Show more
- Location
- Noida, India
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $50/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 3 Projects Listed
Digital Minds BPO services are among the top BPO company in the Philippines offering front office and back office services. They offer various services like customer support, back office support, creative services and technical support. Their global presence and expertise in BPO solutions have earned them a...
Top Services:
- BPO
- Accounting
- Location
- Naga, Philippines
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $8/hr
- Minimal Budget
- $1,000 - $10,000
Headquartered in Berkeley, CA, Direct Line Tele Response is nationally recognized as one of the premier service providers in the Answering Service and Call Center industry. We provide solutions for inbound call taking, messaging, urgent dispatch, and other answering services that are available 24/7/365...
Top Services:
- Phone Answering Services
- Digital Marketing
- Location
- Berkeley, California
- Number of Employees
- 100 - 249
- Minimal Budget
- Under $1,000
Offering Contact & Call Center Services. Experience is everything. At NexRep, we know that creating exceptional experiences for our Marketplace Contractors inspires them to create exceptional customer experiences...
Top Services:
- Call Centers
- Phone Answering Services
- BPO
- Location
- Portland, Maine
- Number of Employees
- 250 - 499
- Minimal Budget
- Under $1,000
Ant Marketing is one of the UK's leading telemarketing companies, with over 27 years' experience of delivering effective inbound, outbound and multichannel marketing strategies as well as market research services to the very highest standards...
Top Services:
- Call Centers
- Phone Answering Services
- Location
- Sheffield, United Kingdom
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $100/hr
The Lead Generation Company is a multi-award-winning outbound B2B agency. We help companies generate new business through effective lead generation support...
Top Services:
- Call Centers
- Market Research
- Location
- London, United Kingdom
- Number of Employees
- Under 49
- Average Hourly Rate
- $100/hr
Prospect Solutions is a Vancouver based integrated marketing consulting and professional telemarketing representation company . We develop customized marketing and sales programs to effectively approach, influence, advance, sell and get referrals for our clients since 2003. Our diverse menus of marketing and...
Top Services:
- Business Consulting
- Call Centers
- SEO
- Email Marketing
- Web Development
- Show more
- Location
- Vancouver, Canada
- Number of Employees
- Under 49
- Average Hourly Rate
- $100/hr
RSVP Communications is a full-service, marketing support services firm. We are solutions driven and result oriented...
Top Services:
- Call Centers
- Location
- Greensboro, North Carolina
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $100/hr
In Remote Team Solutions, we believe in people and contributing to their lives. That's why we build a great place to work where we make sure all the talented staff is motivated, happy, doing a great job, and well remunerated. It's fantastic to see people's lives being changed at the same time that we are...
Top Services:
- HR Outsourcing
- BPO
- Call Centers
- Location
- Las Vegas, Nevada
- Number of Employees
- 250 - 499
- Portfolios Count
- 6 Projects Listed
Five Star Solutions is a premier, mid-sized contact center outsourcer dedicated to delivering world-class customer care. By blending boutique-level agility with enterprise-grade capabilities, the company serves as a seamless extension of its clients' brands...
Top Services:
- Business Consulting
- Call Centers
- BPO
- Phone Answering Services
- Show more
- Location
- Sioux Falls, South Dakota
- Number of Employees
- 1000 & Up
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $50,000 & Up
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
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
Magellan Solutions Outsourcing Inc. (Magellan) is an inbound and outbound call center and business processing outsourcing provider in the Philippines. Combining unrivaled expertise and capabilities across industries and business functions, we bring fresh and new approaches to strategies and operational...
Top Services:
- BPO
- Call Centers
- Phone Answering Services
- Digital Marketing
- Show more
- Location
- Melbourne FL, Florida
- Number of Employees
- 500 - 999
Invensis Technologies Achieves 80% Payment Recovery Improvement for US Healthcare Client Through AI-Human Parallel Processing Model...
Top Services:
- Call Centers
- Accounting
- Logistics
- Phone Answering Services
- Customer Support
- Show more
- Location
- Lewisville, Texas
- Number of Employees
- 1000 & Up
- Portfolios Count
- 4 Projects Listed
Anomaly Squared is a contact & call center services provider. With our multiple domestic contact centers, we optimize internet & traditional marketing plans using both inbound & outbound strategies.We know that your employees' time is both limited and valuable. With our live transfer and lead...
Top Services:
- Call Centers
- Location
- Greensboro, North Carolina
- Number of Employees
- 250 - 499
Green Leads provides our clients with the highest level subscription based Pipeline Generation services and enable our clients to achieve top line revenue growth and position them as their category leader...
Top Services:
- HR Outsourcing
- Call Centers
- Digital Marketing
- Location
- Hampstead, New Hampshire
- Number of Employees
- 100 - 249
Founded in 2003, 24×7 Direct is a leading Australian BPO with offices in Melbourne, Australia and Cebu, Philippines focused on delivering intelligent, intuitive and effective Managed Offshore Staffing solutions for Australian businesses...
Top Services:
- Call Centers
- BPO
- Location
- Melbourne, Australia
- Number of Employees
- 100 - 249
- Minimal Budget
- Under $1,000
RemoteCoWorker.com is an experienced team of experts that have established roots while working with Filipino VA’s...
Top Services:
- Call Centers
- BPO
- Location
- St. Petersburg, Florida
- Number of Employees
- 1000 & Up
- Minimal Budget
- Under $1,000
Strategic Sales and Marketing (SSM) is a lead generation company specializing in B2B lead generation, appointment setting and managing sales leads for major accounts in multiple industry sectors. Founded in 1989 by Al Davidson, Strategic Sales and Marketing is widely recognized as one of the “leading...
Top Services:
- BPO
- Digital Marketing
- Location
- Avon, Connecticut
- Number of Employees
- Under 49
VSA is a B2B call center that helps clients generate leads and produce new business; our experienced team takes on what internal sales teams don’t want to do, can’t do well, or don’t have time to do...
Top Services:
- Call Centers
- Market Research
- Location
- Haddon Township, New Jersey
- Number of Employees
- 50 - 99
SureCall stands as a 24/7/365 outsourced customer support and multimedia contact center, uniquely distinguished by its cutting-edge technology, adaptable architecture, and streamlined programs...
Top Services:
- Customer Support
- Call Centers
- Phone Answering Services
- BPO
- Show more
- Location
- Denver, Colorado
- Number of Employees
- 100 - 249
- Minimal Budget
- Under $1,000
AnswerForce delivers a suite of live, genial, and proficient phone answering services, alongside virtual reception solutions and beyond. Our seasoned team of customer-centric agents tend to your calls continuously, all year round, allowing you to concentrate on advancing your enterprise...
Top Services:
- Phone Answering Services
- Call Centers
- Location
- Portland, Oregon
- Number of Employees
- 100 - 249
- Minimal Budget
- Under $1,000
MarketOne is a global demand generation agency. We create and nurture leads, retain and grow customers, and give clients the confidence their marketing investments will produce quantifiable returns...
Top Services:
- Call Centers
- Location
- Waltham, Massachusetts
- Number of Employees
- 500 - 999
- Average Hourly Rate
- $50/hr
Everise offers enterprises the solutions and technology they need to rapidly scale their brands across markets, and to evolve their offering through the product or service lifecycle. Some of the world’s most loved brands have products and services that are tested, protected, supported and sold by Everise...
Top Services:
- BPO
- HR Outsourcing
- Location
- Austin, Texas
- Number of Employees
- 1000 & Up
- Average Hourly Rate
- $100/hr
Acquire Intelligence (formerly Acquire BPO) is a business transformation company and a leading global provider of business process outsourcing (BPO) and AI consulting services. Our transformation approach is built around the Automate, Eliminate, Reallocate framework...
Top Services:
- BPO
- AI Development
- Business Consulting
- Customer Support
- HR Outsourcing
- Show more
- Location
- South Yarra, Australia
- Number of Employees
- 1000 & Up
- Average Hourly Rate
- $20/hr
- Minimal Budget
- $1,000 - $10,000
We are customer service experts. Consider GCS when you need outsourced contract center support. We can staff and manage your internal center, operate a dedicated site for you or manage your program in a blended or shared center. GCS is not your ordinary outsource provider or BPO. Our niche is customer...
Top Services:
- Call Centers
- Location
- Salisbury, North Carolina
- Number of Employees
- 500 - 999
Spanning the full range of litigation, contract lifecycle management and business enablement solutions, Integreon empowers law firms, corporations, professional services organizations and financial services institutions to deliver predictable outcomes allowing our clients to focus on what they do best...
Top Services:
- BPO
- Location
- Fargo, North Dakota
- Number of Employees
- Under 49
JMS is a leading B2B lead generation firm serving companies that offer complex, often high-ticket solutions, products and services. Our clients rigorously test us against other lead generation firms, and we consistently prove our ability to meet or exceed their objectives. Based on this trust, clients make...
Top Services:
- Call Centers
- Digital Marketing
- Location
- Willoughby, Ohio
- Number of Employees
- Under 49
Arise’s roots go back to 1994, when we started out as a technology company selling a proprietary switch. We quickly saw where the future of the customer care world was headed and set out to shape and lead that future. The Arise® Platform launched in 1997 to enable a network of small enterprises to provide...
Top Services:
- Phone Answering Services
- Call Centers
- Location
- Miramar, Florida
- Number of Employees
- 250 - 499
VSynergize is a Global Sales and Marketing services provider. The team is fully devoted to the success of its clients and partners, particularly when it comes to Customer Profiling, Content Creation & Syndication, Lead Generation & Nurturing, Demand Generation, Appointment Setting, BANT Leads, Delivering...
Top Services:
- Phone Answering Services
- Call Centers
- BPO
- Digital Marketing
- Show more
- Location
- San Francisco, California
- Number of Employees
- 500 - 999
- Portfolios Count
- 2 Projects Listed
SAS specializes in tailored phone answering services, catering precisely to clients' unique business requirements. Our committed support team undergoes rigorous training to deliver outstanding solutions, encompassing a wide spectrum of needs, such as general customer service, billing inquiries, sales...
Top Services:
- Call Centers
- Phone Answering Services
- Digital Marketing
- Location
- Philadelphia, Pennsylvania
- Number of Employees
- 100 - 249
Scale Your Business. Let's be honest, “A Business That Isn’t Growing, Is Slowly Dying”. You should be focusing on strategies that bring you 10x Growth. GetCallers is here to help you achieve phenomenal growth by leveraging low-cost Outbound Cold Callers...
Top Services:
- Phone Answering Services
- Call Centers
- Market Research
- Digital Marketing
- Show more
- Location
- New York City, New York
- Number of Employees
- Under 49
Signius Communications has 12 locations across the United States, providing expert call center solutions...
Top Services:
- Call Centers
- Phone Answering Services
- Digital Marketing
- Customer Support
- Show more
- Location
- New York City, New York
- Number of Employees
- Under 49
Offering Call Center Services. Celebrating our 25th year, TeleReach Corporate specializes in helping B2B companies dramatically improve the performance of their sales teams by utilizing a combination of productivity based tools and processes, and state-of-the-art technology...
Top Services:
- Call Centers
- Digital Marketing
- Location
- Houston, Texas
- Number of Employees
- Under 49
We’re not just an answering service. We’re the human connection that brings life to your business with a live person on the other end. Get to know your call center and answering service personnel...
Top Services:
- Call Centers
- Phone Answering Services
- Location
- Duncanville, Texas
- Number of Employees
- Under 49
Callzilla is a nearshore call center and BPO for US companies, founded in 2005 in Miramar, Florida. Our Bogotá team delivers bilingual English and Spanish customer support 24/7/365 on voice, chat, email and SMS, with PCI DSS, SOC 2 Type II and HIPAA compliance...
Top Services:
- Phone Answering Services
- Call Centers
- BPO
- Customer Support
- Show more
- Location
- Miramar, Florida
- Number of Employees
- 500 - 999
We agree that every service provider looks for appreciation, but singing self-made praises does not feature in the list of our priorities...
Top Services:
- BPO
- Call Centers
- Location
- Needham, Massachusetts
- Number of Employees
- Under 49
Exceptional customer care and service are not just buzzwords at QTAS. Everyone on our staff, from managers to call center agents, is highly trained, accessible, and responsive...
Top Services:
- Phone Answering Services
- Call Centers
- Location
- Quincy, Massachusetts
- Number of Employees
- Under 49
Upcall is a conversation-driven marketing and sales platform that uses real people to gather insights over the phone. It’s scalable, efficient, and seamlessly integrated within your existing workflow...
Top Services:
- Call Centers
- Location
- Walnut, California
- Number of Employees
- Under 49
Tactical TeleSolutions (TTS) is a boutique lead generation agency in the Bay Area. TTS was established in 1991 and has developed innovative calling campaigns for Start Ups to Fortune 500 clients...
Top Services:
- Call Centers
- Location
- San Francisco, California
- Number of Employees
- Under 49
HIghPower call center is world renown near shore call center located in the heart of Tijuana minutes from the U.S border. Our team is bilingual, professional, and driven by performance goals. Our Call Center is second to none complete with a corporate structure and professional work environment...
Top Services:
- Call Centers
- BPO
- Location
- Los Angeles, California
- Number of Employees
- Under 49
With a legacy dating back to 2016, HiredSupport stands as a true trailblazer in the outsourced customer support realm...
Top Services:
- Customer Support
- BPO
- Call Centers
- Phone Answering Services
- Show more
- Location
- Rancho Cucamonga, California
- Number of Employees
- Under 49
- Minimal Budget
- Under $1,000
- Portfolios Count
- 3 Projects Listed
CPC helps businesses manage every aspect of the customer experience. CPC provides a full suite of outsourced customer contact services, including: text/SMS messaging service (both automated and live, “peer-to-peer” text messaging), social media coverage for businesses, staffed live chat, AI/chat bots...
Top Services:
- Customer Support
- Call Centers
- Phone Answering Services
- Location
- Manhattan Beach, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $28/hr
- Minimal Budget
- $1,000 - $10,000
SalesHive is a B2B Lead Generation Agency that uses cold calling, email, and linkedIn to book meetings with qualified buyers by using our proprietary sales outreach platform and CRM...
Top Services:
- Digital Marketing
- Call Centers
- Email Marketing
- Location
- Denver, Colorado
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 5 Projects Listed
We are a Virtual Receptionist Company that assists in providing call answering and back-end office support to all SMBs Worldwide...
Top Services:
- BPO
- Call Centers
- Location
- Toronto, Canada
- Number of Employees
- 50 - 99
- Minimal Budget
- $1,000 - $10,000
Backend Communications #1 Contact center/BPO company that provide dedicated highly professional contact center/call center agents all over the world...
Top Services:
- Call Centers
- Social Media Marketing
- eCommerce
- Customer Support
- WordPress Website Design
- Show more
- Location
- Lahore, Pakistan
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $15/hr
- Portfolios Count
- 1 Project Listed
AnswerMTI is a professional 24×7 live telephone answering service providing affordable customer service solutions since 1982...
Top Services:
- Phone Answering Services
- Call Centers
- Location
- Atlanta, Georgia
- Number of Employees
- Under 49
CoderzHub is a digital agency that offers services ranging from website development, mobile app development, custom software developement and digital marketing...
Top Services:
- Mobile App Development
- Web Development
- eCommerce Development
- Software Development
- WordPress Website Design
- Show more
- Location
- Plano, Texas
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $1,000 - $10,000
We are one of India's leading contact centre company catering to US, UK, Australia, India, Middle East & South East Asia markets. Our core domains are Fintech, Healthtech, Edtech, Wellness, Healthcare, Ecommerce, FMCG, BFSI, Education among other domains...
Top Services:
- Call Centers
- BPO
- Phone Answering Services
- Customer Support
- Business Consulting
- Show more
- Location
- Navi Mumbai, India
- Number of Employees
- 1000 & Up
- Average Hourly Rate
- $10/hr
- Minimal Budget
- $1,000 - $10,000
Everything you need to know before hiring a telemarketing company
How can a B2B telemarketing agency help my business?
B2B telemarketing agencies are commonly sought to maximize cold outreach and deliver qualified leads.
Gartner found that 73% of B2B buyers actively avoid suppliers that send irrelevant outreach, so a professional telemarketing agency can help you avoid wasting interactions and damaging first impressions.
Capacity is another reason to outsource.
Notably, 47% of sales reps say their team lacks the bandwidth to do cold outreach, and a specialized agency can fill that gap.
A telemarketing company also brings trained callers, tested scripts, call quality control, and regular follow-up, allowing you to speed up your sales cycle without stretching your internal team.
Some B2B sales can take months to close, often because leads lose interest before your team can follow up.
In that regard, a specialized agency can deliver the consistency to keep prospects engaged, follow up at the right intervals, answer objections, and keep your brand top of mind.
Can a telemarketing company help me reach decision-makers faster?
Yes, telemarketing companies can help you reach decision-makers faster as they dedicate a team that will fully focus on outreach.
Research shows that phone outreach still works best at senior level.
As 57% of C-level and VP-level buyers prefer the phone to discuss deals, a telemarketing agency has a better chance of getting in touch with leadership than an email-only approach.
Considering it takes an average of 8 interactions to schedule a meeting, agencies can extend the capacity to keep that cadence going without leads going cold between attempts.
How do telemarketing agencies maximize campaign performance?
Telemarketing companies do script revisions and strategy adjustments to optimize campaign performance.
They review call recordings, conversion metrics, and agent feedback to identify what’s working and what needs improvement.
Based on these insights, telemarketing firms update scripts, refine targeting, and adjust follow-up workflows to improve outcomes.
Most agencies revisit strategy on a monthly basis to make sure the campaign resonates with customer responses and market conditions.
How can I find a telemarketing agency on DesignRush that fits my budget?
We compiled a list of telemarketing companies across different price points to help you find a specialist that’s within your budget limitations.
| High budget: $50,000+ |
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| Low budget: $25,000 to $50,000 |
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Beyond budget, our directory allows you to filter agencies by hourly rate, service type, location, reviews, team size, and more.
What questions should I ask these specialists during the interview?
You should ask some of the following questions to make sure the candidate is a good fit for the project:
Relevant Background
- Have you worked with companies operating in a similar sector to ours? What results did you achieve?
- Can you share recent examples of successful campaigns?
- How experienced are your callers in speaking with senior decision-makers?
- What kind of training and onboarding do your agents go through before working on a campaign?
Services and Processes
- How do you create and refine call scripts for different campaigns?
- Can you walk me through your lead qualification process?
- How frequently do you do follow-ups and multi-touch outreach sequences?
- How do you monitor call quality and maintain consistency across agents?
- What metrics do you track to measure campaign performance?
Related to Your Project
- How often will we receive reporting and performance updates?
- How would you approach our specific ideal customer profile?
- How quickly can we start the campaign?
- What results should we realistically expect in the first 30 days?
- What challenges do you anticipate with our project?
- What level of involvement will you need from our team during the campaign?
Sources
DesignRush sustains a directory of over 40,000 agencies categorized by service category, location, expertise, and reviews. We build our database in two ways:
- Our dedicated team of agency experts actively searches the web for top-performing companies. We then pull information from their websites, online presence, and client testimonials to verify their status and qualifications prior to listing.
- The agencies listed get notified of their profiles on the website and they can choose to claim it or not, which suggests their availability for more collaborations.
Agencies can also reach out to DesignRush and must go through the verification process prior to being listed.
Why companies trust DesignRush
Every agency is independently vetted before it can be listed or ranked
4.8
4.8Some agencies pay for sponsored placement, clearly labeled and held to the same vetting standards.
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.