XO Hosted PBX

Unified Communications

What is Hosted PBX?

XO Hosted PBX is highly scalable Unified Communications solution that uses cloud technology to deliver integrated high definition (HD) voice and data services, collaboration tools, mobility, contact center functions, along with advanced calling features across all of your business locations.

Why Hosted PBX?

Unlike many other service providers, XO supports the Hosted PBX offering over the Tier 1 XO national network, enabling you to move your PBX  functionality into the cloud.

Learn how Hosted PBX solutions can support your business

With live voice quality monitoring, built-in redundancy and an uptime service guarantee, Hosted PBX from XO has all of the benefits you need to easily and confidently deliver  high-quality voice and Unified Communications across the enterprise.

Hosted PBX packages all of the telephony and UC features needed by most businesses into one of the most comprehensive UC-as-a-Service offerings in the marketplace.  With Hosted PBX you can alleviate the capital and operational costs of buying, managing and upgrading expensive phone lines, systems and software.


Enjoy virtual PBX functionality without the upfront capital costs of upgrading your phone systems.

  • More Robust Business Continuity

    Continue communications during unanticipated service disruptions

  • Scalability

    Add locations and employee users quickly, or have us do it for you using XO Hosted PBX Concierge

  • Reliability

    Service is delivered over XO’s private network, ensuring call quality and clarity

  • Network Security

    Telephone and Unified Communications are managed in a private cloud

  • Manageability

    Reduced complexity and easier management

  • Integration Capabilities

    Integrate with Skype for Business as well as leading CRM platforms

Lower Cost of Ownership

Freedom from costly, inflexible infrastructure

  • Reduce Equipment Expenses

    Upgrade to full IP-PBX features and functionality without new equipment

  • Realize Operational Savings

    Free local and site-to-site calling within enterprise network

  • Predictable Monthly Cost per Employee

    For company-wide voice and UC features

  • Integrate and Migrate Other UC Technologies Seamlessly

    Choose your own pace

End User Benefits

Hosted PBX easily accommodates employees’ desires to communicate using the devices and UC tools they’re used to, wherever they are working.

  • Consolidated services for mobile workers

    Voice, text, instant messaging, email and video in a single system

  • Work from wherever you are

    Move voice calls, text messages and video chats  between desktop and mobile phones without interruption

  • Group handling

    Groups of employees can handle incoming calls as efficiently as any contact center

  • Flexible call routing

    Accommodated through the hosted square key feature for specific industries


Unprecedented return on investment from the leading business VoIP and SIP Trunking provider

  • Individual User Features

  • Highlights

  • XO Anywhere

    • Automatically move a call from your mobile to a fixed phone without dialing extra numbers
    • Automatically forward voice mail to your email
    • Make and receive calls from any device, anywhere, with one phone number, one dial plan, one voice mailbox and a unified set of features
  • Alternate numbers

    • Be reached through up to 10 other phone numbers or extensions
  • Anonymous Call Rejection

    • Block calls from parties that restrict their caller IDs from view
  • Automatic Call Back

    • Call someone back when their phone isn’t busy
  • Busy Lamp Field

    • Enable receptionists to monitor employees’ phone status, wherever employees are working
  • Call Return, Transfer and Waiting

    • Use an abbreviated code to call back the last person you spoke with
    • Transfer calls
    • Answer calls while already engaged with others
  • Corporate Dial Plan

    • Call others within your company without dialing 10 digits
  • Multiple Call Arrangement

    • Speak to two parties before transferring a call
  • Group Administrator features

  • Call Recording features

  • Meet-me Conferencing features

  • Other features

    • Auto Attendant
    • External Calling Line ID Delivery
    • Hunt Groups
    • Instant Call Group
    • Voice Messaging Group
    • Record calls at any time
    • Make recording assignments from administrator portal
    • Record all calls related to an assigned phone number
    • Retain recording history
    • Search and download recordings
    • Soft client recording
    • Use direct dial and toll free numbers
    • Admin control from the MySite portal
    • Full utilization reports
    • Recording for every conference call
    • XO WorkTime: Allow your employees to choose and use their preferred devices and carriers
    • Contact Center: Automatic Call Distribution (ACD), Agent & supervisor clients, expanded call states, enhanced reporting