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Q: 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.

Q: 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.

4.5 avg. rating from 371 verified reviews

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

DesignRush evaluates all call center providers based on its expertise, success stories, and verified client reviews. Some listings may be paid.

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ProtelBPO
Protel BPO, nothing matters more than how your customers view your brand how they interact with it

Protel BPO provides inbound voice, outbound voice, live chat, and back-office outsourcing from two call center locations in Belize, operating in US Central and Mountain time zones with native English and bilingual Spanish agents. Since 2012, it has served retail, healthcare, and travel clients...

Top Services:

Call Centers

BPO

Customer Support

Phone Answering Services

Show more

Location

Belize City, Belize

Number of Employees

500 - 999

Average Hourly Rate

$14/hr

Minimal Budget

$50,000 & Up
ProtelBPO Services

Call Centers

BPO

Customer Support

Phone Answering Services

Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
J Crew

Sight Partners

Blue Valley

Data sourced from the agency's DesignRush profile
ProtelBPO Reviews & Testimonials

Jeffrey Warren Customer Experience Expert at Macy's

5.0 ★

Call Centers Review from Jeffrey Warren

While working with Protel BPO, I had the pleasure of experiencing what can only be described as outstanding contact center service. From the get go, it was evident that the agents at the call center go above and beyond to ensure customer satisfaction and a quality experience. The representatives at Protel BPO were not only courteous but also highly knowledgeable about our products and services. They patiently listened to inquiries and provided detailed and accurate information, demonstrating a deep understanding of our company's offerings. What truly stood out was the efficiency of the call handling process. Clients experienced short wait times, and once connected, the representatives were quick to address their questions or concerns. The agents' professionalism was commendable. They always conveyed a genuine willingness to assist and went the extra mile to ensure customer satisfaction. It's evident that Protel BPO places a high value on providing top-notch service to its customers. I feel that it comes easy to them, probably because of the "Belizean" culture. Overall, my interaction with Protel BPOs call center surpassed my expectations. The combination of courteous representatives, efficient call handling, and a commitment to customer satisfaction makes them stand out in the space of customer service. I highly recommend Protel BPO's call center for anyone seeking a positive and hassle-free customer experience.

Jackie Capalleja Customer Service Manager at Allstate

5.0 ★

Call Centers Review from Jackie Capalleja

As the Allstate manager involved in our partner relationship with ProtelBPO, I was extremely pleased with their inbound call center services. Their dedicated team efficiently handled our customer inquiries and requests with remarkable professionalism. The availability of 24/7 support ensured clients received prompt assistance. ProtelBPO's agents are well-trained and always eager to learn more. They take pride in having a deep understanding of our industry and our company's products and service offerings. The seamless integration of technology when needed enhanced and simplified our team's ability to oversee and manage their team. Their commitment to excellence is evident in every interaction, making them an invaluable partner in delivering top-notch customer service.

Paul Benefit Regional Head Of Customer Service at H&M

5.0 ★

Call Centers Review from Paul Benefit

I am very pleased and impressed with Protel BPO's inbound call center services. Their team is professional and focused on quality. They have consistently delivered exemplary customer service, addressing our customers' queries and concerns with the utmost professionalism. The team at Protel has been proactive, responsive, and efficient, ensuring smooth operations and great customer satisfaction. We greatly appreciate their dedication and expertise, making Protel an invaluable partner for our customer service efforts.

Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
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4.8 4.8 (8)

Call Centers Specializations

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How to Hire the Best Call Center Companies

How can a call center agency benefit your business?

Call centers can benefit your business by providing ready-to-deploy customer support capacity and operational discipline, helping you resolve issues faster, communicate more consistently, and deliver better customer experiences that support retention and revenue.

According to Forrester, customers are 2.4x more likely to be loyal to a brand when it resolves their issues quickly and are 2.7x more likely to spend more on businesses that practice good communication.

However, customer expectations are also increasing.

52% of customers expect answers within one hour on a brand's digital channels. Additionally, Zendesk's CX Trends reveal that 74% of customers also expect 24/7 customer service, especially with the rise of AI.

Failing to meet these expectations can lead to high customer churn, with 86% of UK and US consumers willing to leave a brand they were loyal to after 3 bad experiences.

Call center providers prevent poor experiences by staffing and managing coverage across channels, enforcing SLAs and QA, and increasingly combining human support with self-service and automation to meet speed and availability expectations.

How much do their services cost?

The cost of call center services depends on provider location, service type and scope, call volume and complexity, SLAs, and engagement model.

Here are approximate rates per region:

North America (United States and Canada): $25-$45 per hour
Western Europe and Australia: $35-$45 per hour
Eastern Europe and South Africa: $12-$15 per hour
Latin America: $10-$15 per hour
Asia (e.g., Philippines, India, Vietnam): $8-$14 per hour

Based on these hourly rates, these are the estimated call center service costs:

Shared inbound call centers can cost $0.35-$0.55 per minute for lower markets, and $0.75-$1.25 per minute in premium locations.
Dedicated inbound costs $8-$15 per hour on average, and North American call centers cost over $20 per hour.
Outbound call centers in lower markets charge $8-$15 per hour, with more specialized teams in premium locations charging as high as $55 per hour.

In terms of engagement models, below are the average pricing packages:

Pay-per-minute model charges based on actual talk time, and costs $0.35-$0.75 per minute.
Pay-per-call offers a fixed rate, regardless of call duration, and costs $4-$15 per call on average.
Commission-based pricing for lead generation, telemarketing, and sales activities is often tied to sales generated per hour, and ranges around 10%-20% of the sales.

Many call centers also offer a fixed monthly package, with the costs tailored to the unique business needs and project complexity.

How to choose the best provider for your business?

Consider following these steps to choose the best call center for your business:

Define your service needs and goals, including target audiences, channels, language, coverage, key performance indicators (KPIs), and team size.
Seek providers with proven experience in your industry, target market, and channels by evaluating their case studies and measurable outcomes.
Verify credibility by examining their client reviews and certifications. Look for long-term client relationships and ISO and PCI-DSS accreditations.
Send a request for proposal to your top 3-6 candidates and compare offerings. Prioritize those that offer the most value for money.
Set an introductory meeting with the provider team to learn more about their training and onboarding process, security and compliance measures, and quality control protocols.
Ask for a demo or trial and client references to further assess the provider's service quality and reliability.
Choose the call center with required language proficiency, cultural alignment, vertical expertise, strong quality control and security measures, and a positive industry reputation.

What questions should you ask before hiring?

Before hiring a call center company, ask these questions to confirm business fit:

Relevant Background

Can you provide case studies and client references in my sector and with similar volume and complexity?
Can you share interaction recordings, service demos, or QA scorecards?
Where are your agents located? What is your talent selection and training process like?

Services and Processes

How do you handle escalations and difficult interactions?
Do you use AI in your processes? How do you balance human and automated services?
How do you approach quality assurance, and what QA targets do you recommend?
What are your security and compliance controls? What proof can you provide?

Related to Your Project

What SLAs can you commit to, and what happens if you miss them?
How do you customize your services to my brand voice, customer segments, and policies?
What software do you use, and can they integrate with my existing systems?
What KPIs do you use to monitor service quality? What governance and reporting cadence can I expect?

How do call centers monitor success?

Call centers monitor success by measuring customer experience and operational performance, and compare these against the business's goals, past performance, and industry benchmarks.

These are the common KPIs that they track:

Customer experience

Customer satisfaction (CSAT) scores identify how happy or satisfied a customer is with their experience through post-interaction surveys.
First call resolution measures the percentage of calls that agents resolve within the first interaction.
Customer effort score (CES) identifies how difficult or easy it was for a customer to resolve their issue, answer a question, or complete a specific task.

Operational performance

Agent utilization tracks the average time an agent spends handling customer work.
Average handle time (AHT) monitors the average duration of customer interactions, including talk time, time on hold, and after-call work.
Call abandonment rate calculates the total number of customers who disconnect before reaching an agent.
Total resolution time measures how long an agent takes on average to fully resolve a customer issue, which includes follow-ups and back-office work.

Why Companies Trust DesignRush

Rated 4.8 on Google and 4.7 on Trustpilot, DesignRush Agency Directory is a reliable resource for finding call center companies. We owe this to our executive selection team, which follows a strict screening process when featuring agencies on the platform, assessing key performance indicators, like portfolio, client reviews, and industry reputation.

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.

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.