Phone Interpreter Services

On-Demand telephone services from world-class interpreters.

Phone Interpreter Services

On-Demand telephone services from world-class interpreters

A smiling CLI employee connects a client with an interpreter.

On-Demand Phone Interpreting in Seconds

CLI offers professional over-the-phone interpretation services whenever and wherever you need them. The second you place a language request with CLI, our proprietary platform works to automatically connect you with a professional interpreter.

Advantages of 24/7 Telephone Interpreting Services

CLI interpreters are available 24 hours a day, 7 days a week, so we’re always here to take your call. Connect with your customers or patients with meaningful, clear, and effective communication.

Save Time

CLI phone interpretation offers expert language support within seconds.


Access accurate and complete phone interpretation in 230+ languages without the minimums involved with scheduling on-site interpreters.

Improve Customer Satisfaction

Language barriers can be frustrating for those who speak a language other than English and can prevent them from getting support. CLI’s telephone interpreting services allow everyone to speak their native language. This leads to more comfortable, positive experiences and ensures customers get the care or services they need.

How It Works: Phone Interpreting

Simply dial CLI’s number, answer a few questions, and you’ll be connected with a highly qualified interpreter. We work with qualified interpreters with experience in a wide range of industries, from healthcare to finance.

Call CLI

Dial CLI’s phone number.

CLI’s operators answer within seconds.

Choose Your Language

The operator will ask what language you need. If you're not sure the operator can help you.

CLI offers interpreters in 230+ languages.

Share Information

The operator will gather your call information while CLI’s system locates an available interpreter.

Let the operator know if you need a third-party dial-out.


The operator will connect the interpreter to your call.

The operator will then disconnect from the line and your conversation can begin.

Ready to get started with Certified Languages International? Let’s Talk.

A CLI employee fields a customer request for a rare dialect.

World-Class Interpreters

CLI’s interpreters go through a stringent credentialing and testing process to ensure you get connected with the highest quality professionals.

All of our interpreters are HIPAA certified and bound by strict confidentiality and nondisclosure agreements.

Industry-Specific Specialists

It’s not enough to interpret word for word. Your staff has years of experience with industry terminology and a tone and demeanor that works with your customers. We search for interpreters with the same industry knowledge, ensuring precise translation of your calls. This minimizes call times and leads to happier staff and customers.

Medical & Healthcare

Medical & Healthcare

Banking & Finance

Educational Institutions


Government Agencies

Call Centers

Courts & Legal Systems

Retail & Customer Service

Travel, Tourism & Hospitality

CLI call center employees offer customers their language expertise.

Beginning Your Journey with Telephonic Interpreting Services

CLI’s telephone interpreter services are here to serve your company’s and customers’ needs. When your business is ready to add telephone interpreting services to your offerings, reach out to us for a no-commitment phone consultation and quote. Once you’re set up with a plan, your organization will be ready to provide quick and reliable phone interpretation any time you need it.

“When I first started using it, I was extremely nervous. I thought it would be difficult to connect and it is so easy!”

Ready to Give It a Try?

Contact us today to set up a free demo with one of our account executives.

Frequently Asked Questions

Can you really help us reach every customer?

CLI has professional interpreters in 230+ languages, and our specialty is languages of lesser diffusion. With 24/7 availability and lightning-fast response rates to requests for rare languages, your trust is well-placed with CLI. Our automated call routing ensures your LEP customers talk to someone in their language as fast as possible.
CLI will build a dedicated team to support your organization, including project management and quality assurance. This team will craft a plan just for you, based on our experience supporting organizations in highly regulated industries. We also closely track language access laws across the country and keep you in the loop to make sure you’re compliant.

You pay by the minute — whether your demand is consistent, dips, or spikes. You can access our interpreters from your existing devices, so there’s no overhead.

CLI’s technology is nimble and positioned for scaling. And our vast pool of interpreters are there for you on demand, with no scheduling needed.