One data center provider. Everything you need.

Hybrid cloud solutions that power your digital transformation journey

Colocation Interconnection Cloud services
Trusted By 1,350+ Customers
Amazon Web Services
Microsoft Azure ExpressRoute
Iron Bow Technologies
GitHub
Verizon
Automattic
MLB Network
Aframe
Paul Hastings
Rubrik
Cars.com
Intermedia
deluxe
riot games
associated press
cion investments

Connect to Your Entire Ecosystem of Providers in Low-latency, High-Performance, Edge Markets

You can't predict the future, but you can prepare for it. Businesses choose CoreSite because they know that colocation and connectivity should come with optionality, and that they can grow cost-effectively in major metros while still accessing an ecosystem of 775+ cloud, network and IT providers they need.

  • 27K +

    Interconnections

    Our data centers serve as the interconnection hubs in edge markets across the U.S.

  • 450 +

    Networks

    Connect to subsea cables, global carriers, SDNs and other providers of your choice directly or through peering exchanges

  • 325 +

    Cloud & IT Providers

    Low-latency, high-performance connectivity to nearly any cloud or network you need

  • 100 %

    Uptime SLA

    Our SLA is backed by performance. We achieved seven 9s uptime across our portfolio last year.

Hybrid Cloud Made Easy

CoreSite can create a fully managed hybrid cloud solution through our cloud and managed service provider partnerships.

CoreSite Interconnect Gateway™

Our brand-new product bundle lets you rapidly optimize application performance.

CoreSite VA3 Grand Opening

Join us October 3, 2019 from 3pm-7pm at our brand new VA3 location.

Winning the SaaS Game with Hyperconnected Colocation

Learn how to maintain your SaaS product’s competitive edge by centralizing data infrastructure.
Recent News
August 28, 2019 | CoreSite Successfully Completes Annual Compliance Examinations July 30, 2019 | CoreSite Delivers SDN Inter-Site Connectivity between Markets July 24, 2019 | CoreSite Reports Second Quarter 2019 Financial Results

How Customers Succeed with CoreSite

With over 40+ industries represented across our data center portfolio, customers benefit from CoreSite’s interconnection-rich data center campuses and see value in connecting to our diverse ecosystem of customers via the Marketplace.

Our commitment to providing an exceptional customer experience and operational excellence is evidenced by an annual customer retention rate of over 90% and a customer satisfaction score that consistently sits above industry average.

See their experiences

CoreSite is Expanding — Contact us to learn more about growth in your market

Reston, VA (VA3)

Operational and expanding!

We are adding an additional 50,000 square feet of available capacity this quarter to our newest Reston data center

Washington, D.C. (DC2)

Brand new data center downtown

Our newly available DC2 facility offers 25,000 square feet of capacity directly connected back to DC1

Chicago, IL (CH2)

Breaking ground!

CH2 will be a 169,000 sq. ft., 18 MW data center within the downtown Chicago area.

INDUSTRY HIGHLIGHT: Colocation for SaaS Providers

SaaS companies must deliver their solutions reliably. Service downtime, latency and performance issues are increasingly intolerable to customers, especially as they switch mission-critical applications over to SaaS models. Immediate benefits can be found by utilizing a hyperconnected data center for a hybrid cloud solution.

Learn More

Ready to start your digital transformation journey?

We are excited to get you started today.

Talk to an expert