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Get a Centrex Phone System

Take advantage of Frontier's infrastructure, equipment portfolio & constant availability.

Centrex service is an ideal solution when you need a flexible and advanced phone system but don't want the financial burden of owning and maintaining expensive equipment. With Centrex from Frontier, you get high-quality telephones with advanced features that are easy to use, while we handle all the rest—hosting, network design, equipment, monitoring, and more.

Centrex Phone System Features

Cutting-Edge Infrastructure

With Frontier, you can be confident that your phone system is operating on a high-quality, up-to-date network.


No up-front investment required—Frontier bears the full cost of equipment. Plus, there are no additional maintenance, management, or licensing fees.


Our experienced account executives can help you design a network tailored to your specifications. We can also redesign as your business changes.


Reconfigure your phone lines & features without spending time or money on large-scale equipment changes. Centrex evolves with your business.

Round-the-Clock Monitoring

You do business as usual while Frontier runs all the software & monitors your system at our central office 24/7.

Reliable & Resilient

Fully redundant, with carrier-grade platforms.

24/7/365 Tech Support

We work around your schedule. Our customer service lines are open 24 hours so you can get help any time you need it.


Because Frontier keeps everything off-site and out of your way, you get to spend valuable time, energy & capital on what your business does best.

Centrex Calling Features

Centrex comes with 18 advanced calling features, designed to increase office productivity and improve customer service.

  • Intercom
  • Touch calling
  • Call forwarding
  • Call hold
  • Call park
  • Caller ID with name
  • Call transfer
  • Call waiting
  • Distinctive ringing
  • Hunting
  • Uniform call distribution (UCD)
  • Redial
  • Make-busy
  • Speed calling
  • Line restriction
  • Call pickup
  • Three-way calling
  • Local and long-distance calling

Centrex Add-Ons

Custom Redirect

Provides backup access so you don't miss important calls in the event of a disaster.

Voice Messaging

Send & receive voice memos. They're faster than email & give you the flexibility to listen & respond on your schedule.

B1 Services

Data, security & fax needs can be easily incorporated into your Centrex plan.

Related Products

Additional phone services for large businesses


  • Scalable, affordable phone & data services
  • Cutting-edge infrastructure & technology
  • 24/7/365 support & monitoring
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Communications Equipment

  • Industry-leading equipment from brand partners
  • Solutions for businesses large & small
  • Supported end-to-end by Frontier
Learn More


  • Competitive rates for landline service
  • Domestic, international, & toll-free plans
  • Includes premium features
Learn More

Why Get Enterprise Phone Services from Frontier?

Frontier has cutting-edge infrastructure and strong partnerships with the industry's leading equipment manufacturers—in fact, we're Mitel's #1 partner in North America*—but we offer even more than that. We also provide customer service and tech support that are locally based and available 24/7 every day of the year. With Frontier, you can count on total reliability from day one.

*Source: "Frontier Communications Recognized as Mitel's Top U.S. Business Partner in the Americas for 2014."


Read below to hear from some of our satisfied customers and get ideas for how Centrex phone systems can help your business.

"I know my 9-1-1 situation and Frontier knows their technology. It's a good combination."

Sharon Hammond

Emergency Services Director, Bamberg County

Read Case Study

"They live right in Susanville, so they can come by any time when we need them."

Jennifer Jaegel

Napa Sierra

Read Case Study

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