Elevate customer experience and streamline operations with vetted call center companies. Browse our curated list of call centers based in the US to find teams aligned with your customers' cultural and language needs.
Best Call Center Companies
704 Companies-Rankings updated: August 19, 2026
DesignRush evaluates all call center providers based on its expertise, success stories, and verified client reviews. Some listings may be paid.
SDR Teams, Lead Generation & Call Center Services for B2B Companies
SDR Teams, Lead Generation & Call Center Services for B2B Companies
Munzai Solutions provides B2B call center services covering cold calling, inbound call management, and customer support, with each engagement staffed by dedicated SDRs working 40 hours per week. The call center company's packages include a US-based dialer, project manager, and weekly reporting...
LeadBuds is a B2B lead generation, appointment setting, SDR outsourcing, and call center company, combining LinkedIn outreach, email campaigns, Telegram outreach, and paid advertising. Founded in 2017, the agency serves fintech, healthcare, and Web3 companies with AI-assisted outreach strategies...
Westpark Communications runs a HIPAA-compliant, 100% US-based call center providing answering services, inbound customer care, Tier I helpdesk, lead qualification, outbound campaigns, IVR, and emergency support 24/7 since 1968. The agency serves legal, medical, property management, and trucking clients...
Answering365 has been providing answering services for businesses since 1989, covering live call answering, virtual receptionist, appointment scheduling, and emergency dispatch. Its operators are bilingual in English and Spanish, HIPAA-compliant, and work from custom scripts...
Trusted by 370+ enterprise brands, OnBrand24 provides inbound and outbound call center services, technical support, help desk, multilingual support, live chat, back-office BPO, lead generation, and appointment setting. The agency boasts a 92% average CSAT score and was named a 2025 Fastest Growing BPO by...
Kenico Global provides inbound and outbound call center services from offices in Plymouth, Michigan and Mumbai, India, covering customer care, answering services, appointment setting, debt collections, IVR, and order processing for clients in healthcare, banking, logistics, and telecom...
Kontaktikeskus runs 24/7 inbound and outbound call center operations for 50+ clients across Estonia and internationally, covering customer service, telemarketing, and AI-assisted sales and support. The call center provider boasts 16+ years in the Baltic market and holds offices in six Estonian cities...
Highest Quality, Call Center Services with Superior Customer Support.
Highest Quality, Call Center Services with Superior Customer Support.
Described as the largest answering service in Texas, TAS Unitedoffers live answering, automated answering, virtual receptionist, appointment scheduling, healthcare triage, help desk, and order entry, with HIPAA compliance and HITRUST certification across all platforms...
With 3.6 million calls handled and 97.6% answered within three rings, Face For Business providestelephone answering, virtual receptionist, outsourced switchboard, appointment booking, and live chat services to UK businesses across legal, healthcare, construction, accountancy, and retail sectors...
As a call center agency, our vision is to deliver seamless support for businesses seeking excellence in call management and virtual assistance. The team's communication skills elevate the impact of every client interaction, ensuring quality, rapid turnaround, and measurable results on every project...
LevelUp Leads specializes in optimizing sales processes by overseeing every aspect of clients' outbound strategies, from acquiring relevant data to executing meticulously crafted campaigns. With a dedicated team managing outreach efforts, clients can confidently devote their time to closing deals and driving...
Were your one-stop-shop for all your business telecommunication needs. With Alltel, you can expect reliable service, dependable support, and leading technology...
Acquired by Execo in 2023, Bandalier delivers AI-powered outsourced SDR, BDR, and compliance teams drawn from the top 2% of applicants, guaranteeing at least 100 cold calls and 60 personalized emails per business day. The agency has served 100+ clients across SaaS, fintech, MedTech, and IT...
Agency Y provides cold calling, appointment setting, and email marketing services for small and medium-sized businesses. Operating from Skopje, Macedonia with agents trained for US and Canadian markets, the agency offers both hourly and performance-based cold calling pricing with no contracts...
Answering Service Care Provides Trained Customer Service Professionals.
Answering Service Care Provides Trained Customer Service Professionals.
Call center agency Answering Service Care empowers your customer operations with 24/7 live chat, expert lead intake, appointment scheduling, and HIPAA-compliant secure messaging. We ensure every customer interaction is seamless, professional, and reliable, so you never miss a lead or opportunity...
Trusted Advisors, VARs, Managed IT & Technology Broker Services.
Trusted Advisors, VARs, Managed IT & Technology Broker Services.
Internet Nerdz stands as a premier technology services and consulting firm, dedicated to crafting innovative solutions tailored to meet the intricate demands of your digital transformation journey. With a steadfast commitment to excellence, we specialize in developing cutting-edge strategies and solutions...
Virtual Assistant Indonesia provides solutions for eCommerce companies seeking reliable support on projects big or small. Our proven strategies drive excellence in every administrative and operational task we handle, delivering cost-effective call center services that scale with your business needs...
AcquireOne helps international B2B companies successfully enter and grow in the German speaking market through strategic sales outsourcing. We combine market entry strategy, outbound prospecting, cold calling, email outreach and LinkedIn campaigns to generate qualified sales opportunities without the need to...
Reexia is a UK-based B2B lead generation and telemarketing agency helping companies connect with decision-makers and generate qualified business opportunities. Through targeted outreach, data-driven campaigns, and a combination of telemarketing and email marketing, Reexia supports organisations look...
Tikka Consulting Where Innovation Meets Implementation.
Tikka Consulting Where Innovation Meets Implementation.
Tikka is a new IT consulting firm that excels in delivering unparalleled IT and business management services and solutions. With a relentless commitment to excellence, Tikka sets itself apart through its exceptional provision of cutting-edge technology strategies and expert guidance. We are dedicated to...
Responsive Answering Service is a call center agency delivering seamless onboarding and tailored communication solutions for global brands. A broad client portfolio underscores our work in call handling, appointment scheduling, and sales intake...
Endicott Comm Inc was established in October of 2007. Our team is committed to the Answering Service and Contact Center industry and delivering what we promise. The purchase of smaller answering services comprises the company that Endicott has become. Client referrals as a result of quality, and our company...
Aidey is a BPO company, providing businesses of all sizes with an efficient way to manage their operations through flexible and cost-effective outsourcing solutions...
B2B Sales Outsourcing, Outbound Lead Generation, Sales Consulting, Sales Training
B2B Sales Outsourcing, Outbound Lead Generation, Sales Consulting, Sales Training
Lunas Consulting promises to deliver seamless client engagement as a full-service call center agency, driving sustainable revenue growth for startups worldwide. The team's customer care expertise turns challenges into opportunities in lead generation and client support...
Get More Qualified B2B Leads to Save TIME, REVENUE & RESOURCES on Prospecting & Lead Qualification.
Get More Qualified B2B Leads to Save TIME, REVENUE & RESOURCES on Prospecting & Lead Qualification.
At EmailMiners, our mission is to provide businesses with a service that eases their woes of "Prospecting and Lead Qualification."We do all the outbound lead generation for you know you should be doing but don't have the time...
Offshoring Staffing is the best way to access top-level talent at a cost around 70% cheaper than your home country. We have decades of experience vetting outsourcing providers and can help you fastrack your due diligence process so you can start leveraging the benefits of outsourcing sooner.We work...
Pest SOS provides comprehensive back-office outsourcing solutions tailored for pest control companies, streamlining operations and enhancing efficiency. With years of experience and a focus on customer service excellence, Pest SOS enables businesses to scale while relieving the burden of hiring and managing...
For you, we improve the performance of your customer journey in the industry.
For you, we improve the performance of your customer journey in the industry.
Force Plus, the leader in outsourced commercial solutions for the industry, offers you its team specialized in expertise. This company aims to develop the sales of its customers...
Helping US companies to find best talents for back office jobs
Helping US companies to find best talents for back office jobs
Deducto is your one-stop shop for connecting top Colombian job seekers with U.S. companies. We specialize in sales, customer service, and data entry roles, providing comprehensive services for both employers and candidates to ensure a perfect match...
Offering Call Center Services. With a changing industry and small services being acquired by large call centers, we remain independent, and offer the personalized service and fair pricing you’ve come to expect...
iVox Solutions is a leader in the contact center industry. We offer a full range of customer and technical support services. iVox turns a cost center into a profit center by up selling / cross selling your existing and new clients thereby generating extra revenue while serving your client needs...
Konsyg is a global lead generation and sales outsourcing firm that delivers sales-ready leads, booked meetings, and scalable revenue growth for businesses of all sizes. We eliminate the hassle of cold outreach by providing pre-qualified, high-intent prospects, ensuring your sales team focuses on closing...
Platonics provides cost-effective medical staffing solutions with HIPAA-trained remote staff. Build your ideal team and save up to 75% on staffing costs...
Here at Point B Marketing, we believe in well thought out plans developed by the right people achieve the strongest results for all businesses.Much in the same way as a financial planner would start with the end in mind, we work with our clients to envision what success looks like them. Before we build a...
Based out of New Delhi India, We provide Customer Support and interface solutions along with Accounts, Sales and Marketing, ecommerce solutions Small and Medium enterprise Solutions...
Professional Multilingual Communication And Support At Scale
Professional Multilingual Communication And Support At Scale
Fluency LLC provides a comprehensive suite of human-led call center services designed to bridge communication gaps and enhance customer experience. Based in Columbus, Ohio, we specialize in high-stakes environments where linguistic precision and cultural empathy are essential...
JBA Consults offers specialized B2B sales outsourcing services to drive business growth and profitability. With over seven years of industry experience, its expert team provides tailored solutions in lead generation, sales team recruitment, and strategy development. JBA Consults is a trusted extension of the...
Your Virtual Reception and Appointment Scheduling Partners.The warm friendly virtual receptionists you need to help grow your business.We are 100% Canadian owned and operated!We want to help you better connect with your clients all while sustaining your businesses growth potential...
8x8, Inc. (NYSE: EGHT) is transforming the future of business communications as a leading Software-as-a-Service provider of voice, video, chat, contact center and enterprise-class API solutions powered by one global cloud communications platform. 8x8 empowers workforces worldwide to connect individuals and...
Ansaphone Service, Inc. was founded in 1945 to provide skilled, efficient telephone answering services to the medical and law business community of Cambridge. Over sixty years later, Ansaphone now services local and national companies in many industries including: Home Health, Property Management, Large...
The Agency MENA is a UAE-based B2B sales execution company that provides outsourced sales teams for businesses entering or expanding in the UAE market. Its field sales team operates across Dubai, Abu Dhabi, and the other Emirates, handling prospecting, meetings, negotiations, pipeline management, and...
Core Conversions is a performance lead generation agency helping digital marketing firms outsource their top-of-funnel activities. With a robust database of over 100 million B2C prospects, the agency provides expert market research and data-driven sequences tailored to drive measurable results. Its dedicated...
ADL provides all aspects of business telecommunications, phone lines, high speed internet, human resource support, remote team support with software, answering service, administrative support, live chat and custom account services...
AnswerCalifornia gets your customers out of “Voicemail Jail”. Professionalism plays an integral part in providing superior customer care. Your customer and prospects will feel comfortable choosing and staying with your business. One phone call is all it takes to make your customers satisfied that a...
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...
We Provide The Right Virtual Receptionist or Answering Service for Your Business.
We Provide The Right Virtual Receptionist or Answering Service for Your Business.
At Conversational we serve a variety of business types. Our Staff are specialty trained members of each of those mentioned administrative groups, who excel at their work. The receptionists love dealing with the different cultures and research your business to portray the right fit for you...
From diminishing perishable hotel room inventory to turning first-time callers into lifelong guests, Advantage Reserve provides high-quality central reservation services to the hospitality industry. We serve independent hotels and management companies with exceptional customer support in Voice Reservation...
LHB Consulting, a London-based lead generation agency with two decades of experience, specializes in a range of services, including telesales, telemarketing, appointment scheduling, the creation and follow-up of email marketing campaigns, and data cleansing...
5 Frequently Asked Questions About Call Center Providers
What services do call centers provide?
Call centers provide comprehensive services to support customer experiences and business operations. They generally fall under 5 categories:
Inbound call center services: Handling incoming customer inquiries and needs, including customer support, technical troubleshooting, order tracking and returns, account updates, and billing inquiries.
Outbound call center services: Conducting customer outreach activities, such as sales calls, lead generation, customer surveys, feedback collection, and appointment setting.
Omnichannel call center services: Managing customer interactions across multiple channels, including phone, SMS messaging, social media, live chat, and email.
Automated call center services: Using interactive voice response (IVR), chatbots, knowledge bases, and AI-based tools to resolve routine requests and support agents.
Virtual call center services: Providing the above services through remote or geographically distributed teams using cloud contact center platforms (CCaaS), VOIP, and workforce management tools.
Additionally, there are also specialized call centers that provide industry-specific services, such as insurance verification for healthcare and medical institutions, KYC checks for financial services, and citizen surveys for government agencies.
What is the difference between multichannel, omnichannel, and optichannel support?
Multichannel aims to reach customers through multiple channels (e.g., voice, chat, email, and social), but channels operate independently with limited shared context, which can create inconsistent customer experiences.
Omnichannel seeks to provide a consistent and continuous customer experience through all touchpoints by having a unified database and integrated system for conversation history and customer data. As a result, omnichannel strategies are often costly and require large teams to cover all customer channels.
Optichannel focuses on prioritizing and routing customers to the most effective communication channel for specific inquiries, optimizing costs rather than maximizing presence. This strategy often selects the highest customer touchpoints by analyzing customer behavior, preferences, and market trends.
How do these companies use AI?
Call center companies are using AI to improve contact center agent efficiency, service quality, and customer experience through the following:
AI-driven self-service (e.g., conversational IVRs, chatbots, and virtual assistants) to handle end-to-end conversations and routine issues with minimal human involvement.
AI agents assist live customer service representatives with real-time suggestions, knowledge-based answers, and automated wrap-up notes.
Performance monitoring using speech-text analytics to evaluate agent-client interactions, flag issues, and recommend coaching actions.
Predictive analytics to anticipate high contact volumes, staffing needs, and customer drivers (e.g., repeat contacts and churn risk).
Intelligent call routing that uses intent detection and customer context to route inquiries to the right department or expert.
How to decide between outsourcing call centers vs. in-house call centers?
The answer depends on your support complexity, demand volatility, compliance needs, desired control, and internal team capabilities. Below is a cost-benefit analysis to help you:
Outsource call centers
In-house call centers
Advantages
Lower infrastructure and employee costs
Faster ramp and easier 24/7 coverage
Access to proven process and multilingual talent
Scale up and down more quickly
Greater control over hiring, training, and culture
Tighter governance and direct oversight
Easier alignment to product changes and internal stakeholders
Disadvantages
Less direct control over day-to-day execution
Requires strong onboarding and training to match brand standards
Risk of inconsistent performance if governance is weak
Higher fixed costs (management, recruiting, tools, and facilities)
Slower to scale, especially during peak seasons
Requires significant investment for 24/7 coverage
Best for
Brands with fluctuating customer support volumes
Organizations needing fast rollout, 24/7 coverage, or multi-lingual coverage
Businesses looking for affordable customer support solutions
Organizations that want greater control and operate in a highly regulated environment
Companies with high complexity support tied closely to product
Startups and small businesses with small customer service demand
When to choose offshore, onshore, or nearshore providers?
Onshore call centers operate within the same country as your business, enabling better time-zone overlap, cultural alignment, and ease of management through site visits and tighter governance. However, they often have higher costs and, in some markets, it is harder to hire at scale.
Choose onshore call center companies if you want higher control, strong brand alignment, and close collaboration with internal teams.
Nearshore call center companies are located near your country or region, making them more cost-effective than onshore and easier to collaborate with than offshore. While time zone and cultural alignment are not guaranteed, many providers build teams around your processes, language needs, and operating hours.
Choose nearshore if you want to balance cost, collaboration, and operational control.
Offshore call center providers are based in distant countries and are often selected for cost efficiency, scale, and 24/7 coverage. However, cultural and linguistic barriers, time zone compatibility, and limited quality control can be issues.
Choose offshore call center companies if you need scalable coverage, multilingual capacity, and can operate effectively with structured governance, documented workflows, and strong QA.
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