Our directory features the top BPO companies in the USA, evaluated using five ranking criteria, 12 expert reviewers, and 263+ verified client reviews, giving you a reliable way to choose the best BPO provider.
Select the Best BPO Company in the USA
2 Companies-Rankings updated: September 07, 2026
DesignRush evaluates the BPO companies listed based on expertise, credentials, and client satisfaction ratings, using objective data and verified reviews. Some placements are sponsored.
Founded in 2004 and headquartered in Encino, California, Callbox Inc. is a global leader in outsourced B2B lead generation, appointment setting, and event marketing. With over 20 years of experience and a multilingual team servicing APAC, LATAM, and EMEA, the agency supports medium-sized businesses to...
Top Services:
Managed Services
Cloud Consulting
Digital Marketing
ERP Consulting
CRM Consulting
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Location
Los Angeles, California
Number of Employees
500 - 999
Portfolios Count
100 Projects Listed
Callbox Services
Managed Services
Cloud Consulting
Digital Marketing
ERP Consulting
CRM Consulting
BPO
Event Marketing
SEO
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Amazon
Google
Microsoft
Workday
SAP
Telefonica
Zendesk
opentext
Yandex
NEC
Data sourced from the agency's DesignRush profile
Callbox Reviews & Testimonials
Joachim Fong Regional Marketing Specialist at Malvern Panalytical
5.0★
Lead Generation Review from Joachim Fong
For the past year, Callbox has provided us with satisfactory lead generating and lead nurturing services. They were instrumental in securing attendees for our events, scheduling client appointments and facilitating the sale of one of our benchtop systems. Their professionalism in conveying our product attributes and valued solutions to prospective customers has brought us results.
Jonathan Anderson Owner at ABS
5.0★
Lead Generation Review from Jonathan Anderson
I’ve used Callbox now for about four months for my internet marketing company. The first two months they did not pay off. However with some additional training on my part, they started to close a higher percentage of my target audience. They’re really smart, nice and are really working hard to keep my business. My dedicated team keeps me up-to-date through frequent communications. My R.O.I is getting stronger and my CPA is starting to drop.
Ted Calvin Co-Founder & Vice President at Charted Energy
5.0★
Appointment Setting Review from Ted Calvin
Charted Energy has enjoyed a productive relationship with Callbox. They have done a great job of helping us target prospects within the markets we serve as well as qualify leads and set up appointments with decision-makers. Callbox has generally exceeded the number of leads per week we expected and provides a good value by enabling our inside sales team.
Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
Data entry outsourcing or multitasking the internal methods; is one of the aspects every organization across the globe has to embrace with open arms, to keep pace with the cutthroat competition, while dealing with tons of data that needs to be digitized – accurately and efficiently...
Top Services:
BPO
Location
Bergenfield, New Jersey
Number of Employees
50 - 99
Average Hourly Rate
$10/hr
Minimal Budget
$10,000 - $25,000
Offshore Online Services
BPO
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
What services do BPO companies in the USA typically provide?
US BPO providers support businesses across front-office, back-office, and operational functions, including:Â
Customer support and call center services across phone, chat, and email.Â
Back-office services such as data entry, billing, payroll, and document processing.Â
Finance and accounting support, including bookkeeping, AP and AR, and reporting.Â
Human resources outsourcing covering recruitment support, onboarding, and HR administration.Â
IT and technical support, including help desk and application support.Â
Sales and lead generation service,s such as appointment setting and CRM management.Â
Marketing operations support, including campaign execution and analytics.Â
Industry-specific services for healthcare, legal, and financial operations.Â
How much does it cost to hire a BPO company in the USA?
Based on DesignRush portfolio data, hiring a BPO company in the USA costs between $90 and $100 per hour, depending on service type, specialization, and delivery model.Â
Project-based pricing:Â
Small projects: $20,000 to $25,000 for short-term or limited-scope support, usually 2 to 6 months.Â
Mid-range contracts: $25,000 to $100,000 for ongoing back office, customer support, or healthcare billing over 6 to 18 months.Â
Large-scale programs:Â $100,000 to $500,000+ for long-term, multi-team operations such as customer service, sales support, or medical billing.Â
Enterprise-level BPO:Â $1 million+ annually for high-volume, regulated, or fully managed operations.Â
In practice, most US BPO contracts fall between $25,000 and $250,000, with pricing driven by workload volume, service complexity, and contract duration.Â
Which industries most commonly use BPO services in the US?