XO Communications is a Network provider which also has a number of datacenters nation wide.

  • 20,000-route mile national inter-city network
  • 1.2 million metro fiber miles
  • More than 4,000 on-net buildings
  • More than 1,000 unique central offices
  • Extensive reach providing data services through a variety of options to business locations in North and South America, Europe, Africa, and Asia/Pacific regions
13865 Sunrise Valley Dr., Herndon, VA 20171
Company Type:
Cross Connect:
No charge

XO News Add Post

Charlotte-IX is Launched, Flexential is an Early Supporter

Charlotte-IX was launched with the support of Flexential. The new peering exchange point is available at Flexential's Charlotte and Raleigh data centers.

Learn more at:

XO Data Center Map

XO Locations

Show Sites
XO Atlanta
4000 Highland Parkway SE
Atlanta, GA 30082
Located in Atlanta
  • 1.33 Megawatts
XO Austin 11501 Domain
11501 Domain Drive
Austin, TX 78758
Located in Austin
XO Austin 2100 HWY 35
2100 South Interstate Highway 35
Austin, TX 78704
Located in Austin
XO Baltimore 100 Charles
100 S. Charles Street
Baltimore, MD 21201
Located in Baltimore
XO Baltimore 300 Lexington
300 W. Lexington Street
Baltimore, MD 21201
Located in Baltimore
XO Boston One Summer
One Summer Street
Boston, MA 02110
Located in Boston
  • Does not own Owns the Building

Markley One Sumer is the landlord for XO at this site.

XO Cambridge 89 Fulkerson
89 Fulkerson Street
Cambridge, MA 02141
Located in Boston
XO Charlotte
3101 International Airport Drive
Charlotte, NC 28208
Located in Charlotte
XO Chicago (Oak Brook)
810 Jorie Boulevard
Oak Brook, IL 60523
Located in Chicago
  • 0.99 Megawatts
XO Chicago (Swift Dr)
1808 Swift Road
Oak Brook, IL 60523
Located in Chicago
  • 0.22 Megawatts


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