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The 7 Best Call Center & Customer Service Staffing Agencies

Third-party call center recruiter sitting an office at a desk talking into her headset

Selecting the best call center and customer service staffing agency can be tricky. With so many options available, it’s crucial to find a recruiting partner who understands the nuances of customer service and has a proven track record in the field. For your convenience, we at 4 Corner Resources compiled a list of the top call center and customer service staffing agencies, and yes, we’re featured, too! 

Our goal with this list is simple: to save you time and effort. While all the agencies are exceptional in their own right, we hope to earn your business and prove why we’re the #1 choice.

Best Call Center & Customer Service Staffing Agencies (Shortlist)

Here are our favorite picks for call centers and customer service staffing companies, listed alphabetically:

  • 4 Corner Resources
  • Adecco
  • Integrity
  • Kelly Services
  • Manpower
  • Spherion
  • Thrivas

To learn more about each of these agencies, keep reading…

4 Corner Resources

4 Corner Resources (yes, us!) is a company born to do business in a personal way. Our expertise in the call center and customer service sector is not just a service we provide; it’s a foundational component of who we are. Our president, Pete Newsome, worked in enterprise telephony for years before founding 4 Corner in 2005. This unique insight allows us to consistently find the right talent for your call center and customer service needs, ensuring we are not just a service provider but a long-term strategic partner.

Our recruiting approach for customer service and call center talent is meticulous and customized. We know that customer service staff are often the first point of contact between an organization and its customers, and we strive to hire individuals who possess just the right combination of skill and personality to make every customer interaction memorable. Our recruiting team specializes in identifying candidates who will represent your brand with the necessary enthusiasm and professionalism. This dedication to quality and fit sets 4 Corner Resources apart, making us more than just a staffing agency – we’re a key player in elevating your customer service experience.

Jobs Filled: Call Center Manager, Call Center Representative, Collections Representative, Customer Service Director, Customer Service Manager, Data Entry Specialist, Help Desk Specialist, Customer Service Representative, Telecom Administrator, Dialer Administrator, Telemarketer, and more.

Locations Served: 4 Corner Resources provides custom staffing services nationwide, catering to clients in all 50 states. We are based in Orlando, Florida, but our reach and impact extend from coast to coast, offering nationwide coverage.

ClearlyRated Client Rating: 5 stars

Contact: +1 (407) 872-1521 

Staffing your team doesn’t have to be hard.

Reach out and see how we can help.


Adecco provides cutting-edge staffing solutions to a wide variety of industries, with a particular emphasis on call center and customer service recruitment. Their range of expertise gives them access to a vast pool of talent, making them an excellent choice for businesses seeking skilled customer service professionals. With Adecco’s extensive network and experience, the company can meet the needs of any call center operation, regardless of scale or complexity.

Jobs Filled: Customer Care Representative, Remote Chat Agent, Call Center Representative, Inbound Customer Care, Outbound Agent, Escalation Specialist, Call Center Supervisor, Contact Center Engineer, Training Coordinator, and more.

Locations Served: Adecco can work with clients across the United States. Physical offices are located in 46 states (no offices in Alaska, Nevada, New Mexico, and North Dakota).

ClearlyRated Client Rating: 4.2 stars

Contact: +1 (239) 202-2867


Integrity is known for flexibility and efficiency, especially through its call center staffing and recruiting strategies. They deliver solutions that adapt to seasonal peaks, market conditions, and changing business needs, enabling them to connect clients with quality customer service staff. The company’s commitment to tailored service allows them to deliver contact center talent who can drive the customer experience.

Jobs Filled: Virtual Assistant, Customer Care Associate, Help Desk Staff, Call Center Support, Concierge Associate, Customer Service Manager, Technical Support Specialist, Account Representative, Client Service Specialist, and more.

Locations Served: Intergrity works with companies throughout the U.S. in all 50 states. Their headquarters is located in Newark, Delaware.

ClearlyRated Client Rating: 4.7 stars

Contact: +1 (833) 446-1300

Kelly Services

Kelly Services, one of the biggest names in staffing, brings decades of experience and a huge network to contact center recruitment. They provide top-notch customer service professionals through their innovative approach and extensive industry knowledge. Matching the right talent with the right roles is one of their specialties, making sure managers receive the highly skilled and dedicated staff desired.

Jobs Filled: Customer Service Representative, Call Center Specialist, Help Desk Associate, Client Services Coordinator, Technical Support Representative, Customer Success Agent, Inbound Sales Advisor, Client Care Analyst, Service Desk Technician, and more. 

Locations Served: Kelly Services’ headquarters is located in Troy, Michigan. Their services extend worldwide, providing temporary staffing solutions in 30 countries.

Contact: +1 (800) 535-5901


Manpower is a globally recognized staffing company with expertise in recruiting contact center talent. With their extensive industry experience, they can provide highly skilled personnel who excel in customer-centric roles. Manpower’s approach focuses on optimizing its clients’ call center workforce to produce skilled, adaptable, and customer-focused candidates.

Jobs Filled: Onsite Agent, At-Home Agent, Customer Service Representative, Sales Representative, Technical Support Representative, Help Desk Representative, Collection Representative, and more.

Locations Served: Manpower serves clients throughout the United States in all 50 states, as well as in over 75 countries and territories around the world. Their headquarters is located in Milwaukee, Wisconsin.

Contact: +1 (414) 961-1000


Spherion, with its rich history in the staffing industry, has established itself as a key player in call center and customer service recruiting. Renowned for their localized approach, they excel in connecting businesses with skilled customer service professionals who are technically proficient and possess the right attitude for exceptional customer engagement. Their deep understanding of local markets and client-specific needs allows them to deliver staffing solutions that are both effective and highly relevant.

Jobs Filled: Account Manager, Call Center Representative, Call Center Supervisor, Client Relations Manager, Client Service Supervisor, Client Retention Manager, Customer Service Specialist, Telemarketing Sales Representative, and more.

Locations Served: Spherion serves clients nationwide, with 167 offices throughout 38 states. They are headquartered in Atlanta, Georgia.

Contact: +1 (888) 218-4417


Thrivas, a leader in workforce solutions, specializes in temporary, temp-to-hire & direct hire staffing services. Offering call center and customer service solutions, they stand out in the employment industry for their flexibility and extensive network. Their contact center expertise enables them to handle customer service’s unique challenges and demands effectively.

Jobs Filled: Customer Service Representative, Call Center Agent, Client Relations Associate, Client Services Coordinator, Member Services Specialist, Customer Service Manager, and more.

Locations Served: Headquartered in Fort Lauderdale, Thrivas works with clients across the United States. Their offices are spread across Florida, Texas, and California.

Contact: +1 (877) 717-4095

Wrapping Up

There is no “one-size-fits-all” solution in staffing, so selecting the perfect agency can be a challenge. We understand the importance of finding the right talent for these critical roles and hope this list serves as a valuable resource in your search.

When it comes to hiring for call center or customer service positions, 4 Corner Resources is here to help. We are committed to recruiting candidates who meet your individual needs and unique requirements, ensuring that your customer service operations are staffed with the best talent.

Contact 4 Corner Resources today for a complimentary consultation and discover why we are confident in our position as America’s best call center and customer service staffing firm.

Pete Newsome

About Pete Newsome

Pete Newsome is the President of 4 Corner Resources, the staffing and recruiting firm he founded in 2005. 4 Corner is a member of the American Staffing Association and TechServe Alliance, and the top-rated staffing company in Central Florida. Recent awards and recognition include being named to Forbes’ Best Recruiting Firms in America, The Seminole 100, and The Golden 100. Pete also founded zengig, to offer comprehensive career advice, tools, and resources for students and professionals. He hosts two podcasts, Hire Calling and Finding Career Zen, and is blazing new trails in recruitment marketing with the latest artificial intelligence (AI) technology. Connect with Pete on LinkedIn