Telemarketing Companies in Colorado
Goodfirms has reviewed 8 Telemarketing Companies in Colorado as of September 2026. The top-ranked firm is CIENCE (4.5 stars, 24 verified reviews, NA, founded 2015, Denver). Across the category, the median hourly rate is $25, median client rating is 3.3, and 16% of firms employ 50+ members. Explore the vetted Telemarketing Companies in Colorado below, compare their strengths, and connect with the provider best suited to your requirements.
Are you searching for a reliable telemarketing service provider in Colorado? Telemarketing is an essential marketing tool for business. It has evolved from general cold-calling to a highly diversified activity. You enjoy the benefits of lead generation, appointment management, product promotions, and event management, among other services, when you outsource to an experienced firm. The basis of a reliable vendor selection is research. You must gather information on aspects such as pricing model, resources and technology used, ability to meet deadlines, experience, and communication level that the service provider will maintain during the collaboration. Studying all these aspects will help you compare the best telemarketing companies in Colorado and make the right call for your business.
At Goodfirms, we understand how challenging it must be for you to gather information on crucial business aspects for all numerous telemarketing companies in Colorado to make a reliable selection. Research is a very time-consuming activity that requires dedicated resources that your business could have put to good use towards core business functions. Hence, Goodfirms has done all the legwork to help you and compiled a list of telemarketing companies in Colorado below. Please feel free to browse through this record of premier firms and hire the best telemarketing Agency in Colorado using the verified information and authenticated reviews.
Goodfirms has verified 8 Telemarketing Companies in Colorado - part of 1,090+ Telemarketing Companies, each passing Goodfirms' 4-step verification process (background check, client interviews, portfolio audit, ongoing quality review). Listings marked "Sponsored" are agencies that pay for premium placement - sponsorship does not affect star ratings or review content.
Top 10 at Glance
Compare the highest-ranked firms first side by side.
List of Telemarketing Companies in Colorado | Telemarketing Service Provider in Colorado
Sponsored
CIENCE is a People-as-a-Service (PaaS). Our tech-enabled team members are accomplished, well-trained, and positive forces of business change for our client companies. Our culture empowers our team to solve problems and quickly drive results for our clients. We work with the best brands, enterprise companies, ... read CIENCE reviews & insights
NA250 - 9992015Denver, United StatesAstonishing Lead Gen Service With Marvelous Results in a Short Time
- Marketing Specialist
SalesHive is a B2B Lead Generation Agency that uses Cold Calling, Email, LinkedIn, and Direct Mail to book meetings with qualified buyers at top prospects by using a proprietary technology platform.
NA10 - 49Denver, United StatesWrong Script, Wrong Targets, No Accountability
- Founder and CEO
We impart this knowledge to our highly competent employees and our management continues to follow-up with effective efforts to insure there is no compromise in your desire for quality sales and service.
< $25/hr50 - 2491991Colorado Springs, United States
The founder of Appointment Leaders is the former owner of roofing company, bringing his own set of experiences and skills to the table. We started setting appointments not for others, but rather, for ourselves. We were a roofing company which started in one state and expanded into several more using virtual canvassing to help fuel ... read Appointment Leaders reviews & insights
NA10 - 49Lakewood, United States
Press-One Customer Care provides a wide array of cost-effective, high-quality call center and customer communication services to companies and organizations serving virtually every sector of our economy. Our clients realize that managing the litany of communications used by their customers is best left to a company dedicated to the continuing investment in capacities, personnel and ... read Press One reviews & insights
NA10 - 491990Fort Collins, United States
ead2PROFIT, LLC is a leading B2B sales solutions provider. We take over the time-consuming tasks such as list development, call script development, prospecting, and appointment-setting, leaving your sales team to do what they do best: close sales! We maximize each and every outreach in order to provide you the most qualifiedleads possible.
NA10 - 49Littleton, United States
Worldwide Call Centers is a Global Call Center Outsourcing Consulting Company. Through a proprietary network of over 100 call center agencies in more than 25 countries, we are able to offer NO COST consulting to our clients in an effort to analyze their needs and contract with the BEST agencies for their situation.
$25 - $49/hr2 - 91998Colorado Springs, United States
ATRCM simplifies medical billing so healthcare providers can focus on patient care. With our expertise in revenue cycle management, we ensure efficiency, accuracy, and reliable financial support for your practice. ATRCM (Ardent Thrive Revenue Cycle Management) enhances healthcare practices by providing efficient and effective medical billing services.Our professional solutions focus on billing management, improving revenue ... read ATRCM.net reviews & insights
NA2 - 9Boulder, United States
Post your project. Get proposals from PRO-verified firms.
Goodfirms recommends the top 3. You pick the winner.
Why Trust Goodfirms
Goodfirms is the world’s leading reviews and ratings company featuring 100,000+ tech companies from across the globe, complete with 80,000+ humanly vetted client reviews, detailed portfolios, hourly rates, employee strength, and more to help you choose your perfect tech partner.
Humanly-Vetted Client Reviews
Our researchers have personally vouched for the authenticity of 80,000+ client reviews by speaking directly with clients, cross-checking project details, timelines, and results to ensure 100% credibility.
Data-Driven Rankings
Data powers our company listings. Every company listed is evaluated based on its expertise, experience, market presence, reviews, and client satisfaction rate, which helps buyers confidently choose the right tech partner.
Global Trust & Recognition
Goodfirms is trusted by 100,000+ businesses in 160+ countries to connect with reliable tech partners. Our reputation is built on 80,000+ verified reviews and rankings you can trust.
Transparency In Detail
From verified client reviews and portfolio highlights to service focus and pricing, Goodfirms provides a 360-degree view of every company, helping 2+ million monthly users find the perfect tech partner.
Trending insights from Goodfirms
Valuable insights from top experts accelerate decision-making.
Call Center Outsourcing: Costs, Benefits & Top Providers in 2026
Explore call center outsourcing pricing, delivery models, and how AI is transforming the industry. Compare top providers on Goodfirms.
Payment Gateway vs Payment Processor: Key Differences and When to Build Your Own (2026)
Confused about payment gateways vs processors? Learn what each does, how they work together, and when building your own makes financial sense.
How to Provide the Ultimate Customer Service Experience
Explore the changing customer experience landscape and our actionable tips for providing the ultimate experience.
Denver · $0-24/hr