• If you’re looking for the highest level of networking and communications service available in Houston, you need look no further than XO Communications.  We’re the number one provider of business VoIP services in the United States, and we’re right here in Houston!  Whether you’re with a small but growing business or work for a multi-location enterprise organization with thousands of employees across dozens of offices, XO can provide you with the communications and networking services your business needs to excel. 

  • The XO Service Portfolio: Houston

    What makes XO so different? It’s our wholly-owned, award-winning nationwide IP network, and it’s at the heart of the entire XO service portfolio. XO can help you with virtually any networking or communications service you need, and here in Houston our most popular services include: 

    Cloud-Based Solutions

    Moving your business into the cloud has huge benefits in terms of lower costs, access to advanced features and increased productivity. With XO's Cloud-Based Solutions, you can be confident that your business will have the agility necessary to serve your customers' needs. 

    Learn more about XO's Cloud-Based Solutions>>

    MPLS & VPLS Services

    Improve application performance, reduce operating costs and streamline your network management with MPLS IP-VPN service from XO Communications

    Learn more about XO's MPLS & VPLS Services>>

    Ethernet Services

    Along with flexible bandwidth options and hassle-free installation and maintenance, XO Ethernet Access is the ideal choice for today’s business.

    Learn more about XO's Ethernet Services>> 

    Dedicated Internet Access

    Your business can only move as fast as its slowest process—and if you have to share Internet with other clients or second-guess your bandwidth levels, your slowest process may just be your Internet access! Speed things up with XO’s Business Internet services, and see what a difference true business grade Internet can make.

    Learn more about XO's Dedicated Internet Access Services>>

    IP Voice & Data Services

    Integrating your voice and data services comes with a wide range of benefits—streamlined management for one—but for many businesses, scalability presents a challenge.  Let XO help design and deploy an integrated, easy-to-manage Voice & Data services package that will meet your business’ needs and exceed your expectations.

    Learn more about XO's IP Voice & Data Services>>

    When it Comes to Networking Services, XO is Houston's Preferred Provider

    From small family-owned businesses with a single location to large corporations with offices spread out across the nation (and the globe), XO Communications has worked with businesses of all sizes to design custom networking and communications solutions—and we’re here to serve your Houston-based business with your voice, data, communications and networking needs.

    Learn more about our Services & Solutions>>

  • The Right Network for Your Business

    Better solutions demand door-to-door delivery of communications traffic at the fastest speeds available. With XO, you’ll have leading IP and networking solutions delivered over our own private, award winning nationwide network to all your locations. Our unique combination of nationwide IP and transport networks, metro networks and fixed wireless capabilities allows us to provide maximum coverage, performance and scalability.

    Learn more about why we have The Right Network for your business >>

  • Medium/Enterprise Sales

    Let our local experts design a solution to meet your unique business needs with a free consultation.


  • Small Business Sales

    Call to talk to one of our Small Business Consultants, or click to fill out the form


    Request Small Business Pricing
  • Colocation Facilities

    Fannin Street Facility
    1301 Fannin Street
    11th Floor

    Houston, TX 77002

    Portsmouth Street Facility
    2401 Portsmouth Street
    1st Floor
    Houston, TX 77098

  • Revving Up to Compete: XO Communications MPLS-enabled WAN and Kawasaki Motors Corp. U.S.A.

  • Reduce Mobile Costs with XO WorkTime

  • Houston Sales Office

    XO Communications
    2401 Portsmouth St.
    Houston, TX 77098

  • Curious about our network coverage?

    The core of the XO IP network is a mesh of multiple 10 Gigabit (Gbps) circuits, connecting XO network nodes, peering POPs and XO Data Centers nationwide. The XO IP backbone runs across its own intercity fiber facilities, supported by terabit-capable core routing platforms and high-capacity peering interconnections. XO offers Dedicated Internet Access (DIA) and IP Transit customers enhanced Internet connectivity. This network design delivers maximum end-to-end throughput as well as high levels of protection, redundancy, and Quality of Service required to support XO Voice over IP services

    The XO IP network utilizes an advanced IP design, ensuring scalability as well as the ability to offer advanced future IP services plus the added benefit of no single IP point of failure past the customers' access port

    And since the XO IP network and market connections run end-to-end across XO facilities, XO can quickly resolve any problems that may occur; which eliminates many of the common failure points found in older network designs.

  • Check for Service

    * Required

    XO serves businesses nationwide and has global reach to more than 50 countries. Submit your U.S. business address to find out service options at your location.