CoreSite offers colocation and interconnection solutions for networks, cloud and IT service providers and enterprise companies spanning a variety of industries.
CoreSite facilities are designed and constructed using industry best practices. We currently operate 20 data centers across eight U.S. markets.
Watch a video, read a customer testimonial, reference white paper research and review collateral covering our data center facilities and industry topics.
CoreSite Realty Corporation delivers secure, reliable, high-performance data center and interconnection solutions to a growing customer ecosystem across eight key North American markets.
CoreSite's diverse ecosystem makes it easy for businesses to connect, grow and address their IT needs.
Tap into our ever-growing customer ecosystem and quickly locate potential suppliers, partners and customers for your business throughout our eight markets and 20 operational facilities. The CoreSite Community provides a user-friendly interface for finding and connecting to companies that will fuel your business growth.
Please note that this is not an inclusive list of CoreSite’s entire customer ecosystem. The Community is an opt-in program and only represents some of the companies available to connect within CoreSite’s facilities.
For more information, please contact your sales representative or email firstname.lastname@example.org.
ACI Solutions is a premier provider of information technology, security and staffing services.
AireSpring is a cloud communications and connectivity provider with one of the largest footprints in the U.S.A.
Based in Washington DC, we're a single source provider of Internet, Data Transport, Hosted Voice, SIP, IP PRI and Unified Communications Services.
AWS Direct Connect makes it easy to establish a dedicated network connection from your IT infrastructure to AWS.
AMS-IX USA Inc. deploys the neutral & distributed IXPs: AMS-IX Bay Area, AMS-IX Chicago and AMS-IX New York in the United States.
We fill the gap when 1U is not enough and 42U is too many.
As a result of its merger with Maine-based Oxford Networks, BayRing is the largest
competitive telecom provider headquartered in Northern New England.
BBH Solutions is an IT-centric company providing both "on premises/off premises" hosted voice/data/video solutions, including infrastructure & wireless.
BlackMesh, an enterprise hosting service provider headquartered in Ashburn, VA, specializes in managed support with unlimited 24x7x365 tech support.
BlueWater Trading Solutions is an independent software vendor (ISV) and technology provider for traders, educators, brokers and FCMs.
BT Global Services delivers managed network IT services for business and government organizations in over 192 countries and territories.
CDS is a specialist provider of enterprise-level data center systems, maintenance, and support.
The U.S. subsidiary of the largest telecom provider (CHT) in Taiwan, supports multinational enterprise network solutions with its global infrastructure and professional consultations.
CIFNet is a hosting company and, as such, provides managed dedicated servers, webhosting, colocation, IP Transit and VPS & Cloud services.
CITIC Telecom CPC delivers comprehensive managed ICT solutions for enterprises in 120+ countries, with significant local experience in Mainland China.
Cloud Grid helps businesses improve their technology with our on-premise and securely hosted solutions. Cloud Grid is the secure way to cloud.
CMC Networks is a supplier of data connectivity services in Africa & the Middle East.
Cogent Communications is a multinational, Tier-1 facilities-based ISP, consistently ranked as one of the top five backbone networks in the world.
Colorado Communications Transport (CCT) offers high quality middle mile transport in northeast Colorado.
Colt provides network and voice services with on-demand, direct access to more than 560 data centers and 23,000+ buildings in over 200 cities globally.
Comcast Business Ethernet can privately connect an organization to its IT resources housed in a CoreSite data center, bypassing the public Internet.
Console Inc, The Global Software-Defined Interconnect company. The SDI™ enables programmable interconnect between Networks/Cloud/Content/SaaS Providers.
Cross River Fiber is a boutique dark fiber optic and telecommunications solutions provider that designs, constructs, and maintains its own network.
CrossRealms provides IT solutions for forward-thinking companies. We offer managed services and consulting, and partner with you to control costs.
With 75+ networks and growing quickly, DE-CIX New York is an Open-IX certified Internet exchange available at 100+ access points across the NY/NJ metro.
Digital Edge provides unparalleled Managed Cloud Solutions, as well as superior Information Technology Support Services.
Digital West is a data infrastructure provider delivering connectivity, cloud, and consulting services for businesses.
Unleash productivity to the power of X with hosted unified communications, connectivity, and managed IT services.
Dstillery is a pioneer in marketing technology, leading the evolution from digital advertising into predictive marketing.
EarthLink is a facilities-based provider of carrier and enterprise network services delivering great customer experiences in a cloud connected world.
Electric Lightwave™, an Integra company, is a trusted network infrastructure partner to enterprises, government agencies and carriers throughout the western United States.
Epsilon provides connectivity and infrastructure outsourcing solutions to Communications, Applications, Content and Cloud service providers globally.
FiberLight is a premier provider of fiber-optic based, high-performance networking services over its 1.6M fiber miles in FL, GA, MD, TX, VA & DC.
FORETHOUGHT.net is a leading regional provider of Internet, telephone and cloud services, with a network footprint spanning two states.
The FRGP advances the goals of research and education communities in Colorado and Wyoming by providing a consortium based network infrastructure.
Global Capacity is a connectivity as a service company that improves the efficiency and reduces the cost of buying network end to end ubiquitously.
Global Frag Networks provides a variety of online services such as dedicated servers, colocation, and cloud hosting with protection against DDoS.
GTT operates a global Tier 1 IP network connecting to any location in the world and with any application in the cloud.
Handy Networks, LLC is proud to offer hosting options including self managed dedicated servers and fully managed dedicated servers.
Hibernia Networks provides diverse, low latency, high capacity solutions connecting major financial and commercial centers throughout the world.
Host Virtual provides BGP Anycast IaaS and network services from 21+ pops in North/South America, Europe, and Asia.
Hudson Fiber Network helps customers increase network efficiency and lower overall networking expenditures with a suite of solutions.
iland, a global cloud hosting provider, delivers enterprise cloud solutions with true, built in innovation, transparency and intelligent management.
IPTP is an international Internet service provider(AS41095), systems integrator and software
Level 3 operates and maintains a global communications network to help deliver secure managed solutions for enterprises, carriers and governments.
Lightower Fiber Networks is the premier, all-fiber provider of custom, high-capacity network services.
Cloud Hosting, Managed Services and Hybrid Infrastructure solutions provider with a global network and footprint of cloud location facilities.
IT managed services, technology solutions and cloud solutions provider.
Massive Networks, a data managed service provider (DMSP) specializes in providing managed security, monitoring, routing of GIG and wave services.
ExpressRoute connectivity is available at CoreSite’s Los Angeles and New York data center campuses via the CoreSite Open Cloud Exchange.
MTS Healthcare is focused on reducing the cost and complexity of IT by providing simple and cost-effective HIT and cloud solutions.
Neutral Path is the heartland's premier carrier neutral transport network. Their backbone runs between key points in Denver, Omaha and Minneapolis.
NewCloud Networks is a national cloud service provider specializing in VMware hybrid cloud, cloud backup, virtual desktop and hosted PBX.
Facilities-based provider of nationwide network services, including MPLS, Ethernet, Internet access, private line, voice and next-generation security.
Providing managed DNS and dynamic DNS Since 1999. There are no upsides to downtime. We know DNS.
The Ns3i platform enables the instant provisioning of physical IT infrastructure and network services to build a data center on-demand.
NTT Communications is a leading global wholesale IP provider. Its tier-1 Global IP Network (AS 2914) covers the Americas, Asia, Europe and Oceania.
Oneiric Systems specializes in providing high bandwidth network, render, and storage solutions with focus on the media & entertainment industry.
PLDT (US) LTD is a subsidiary of a leading telecoms company in the Philippines.
Query Foundry brings extensive experience to the cloud computing and managed IT infrastructure space.
RediCloud makes cloud services simple, practical, and affordable for businesses of any size.
Seaborn is transforming global communications as the preeminent developer of submarine cable
systems with an independent cable operator model.
Shelcomm, Inc. is a carrier that specializes in VoIP, wholesale SMS text messaging, and PBX telephone systems for small to medium sized businesses.
Sipi Asset Recovery, an IT Asset disposal Co. is now a tenant at CoreSite Chicago offering certified onsite hard drive wiping and destruction services.
Southern Cross provides low latency, high availability single provider ring capacity solutions between Australia, New Zealand, Fiji, Hawaii and CONUS.
STIGroup is an information security consulting firm that provides a full suite of information security services.
Sunesys is a leading provider of fiber optic networks and transport.
Telia Carrier owns and operates one of the world's most extensive fiber backbones.
Telkom USA, Inc. provides telecommunications products and services, information technology products and business services, and remittance.
TWCBC Reseller Program offers IT solution providers and MSPs the opportunity to connect with more customers and build connectivity into their portfolio.
TOWARDEX specializes in providing innovative and optimized IP and connectivity solutions for the cloud and network-enabled enterprises.
Transitional Data Services (TDS) provides data center services including migrations, consolidations and technical operations.
TSG provides a single portal to manage telecom, fraud, spend, business continuity, intelligent routing, and near real time access to all call data.
UFINET is a neutral telecom "one stop shop" wholesale operator who provides agility, flexibility and neutrality to it's customers.
UPN provides high-bandwidth, fiber-based communication networks and services to schools, governments, carriers, data centers and enterprise customers.
US Dedicated provides dedicated servers, VPS and managed infrastructure utilizing
High-Performance IP and Advanced DDoS Mitigation/Protection.
Verizon Enterprise Solutions offers a full range of global solutions over secure mobility, cloud, strategic networking and advanced communications platforms.
We provide wholesale and carrier services for the Australasian market; transit, layer 2 services & last mile tails for both Australia & New Zealand.
Virtela, an NTT Communications Company, is the smart alternative for enterprise networking and virtualized IT services.
Virtutel is a full Service Voice and Data Services Carrier providing services within the Australia and Asia Pacific Area.
Vivid-Hosting is a premier dedicated server and IP Transit provider specializing in low latency communications where reliability is the only option.
Wide Cloud is a South Florida based Internet and voice provider. Our commitment to our customers and service quality is what sets Wide Cloud apart from the rest.
Windstream is the provider of choice for four out of five Fortune 500 companies for data, voice, network and cloud solutions.
Faster speeds. More bandwidth. Customized solutions. Big savings. Enjoy high performance fiber-based Ethernet and Internet service now.
X2nSat provides Satellite Network services for Enterprise and Utility companies. We have
coverage throughout the Americas, from Canada to Argentina.
Xfernet is a premier Los Angeles-based provider of cloud-based solutions, delivering enterprise level services to businesses of all sizes worldwide.
YellowFiber is a different kind of NSP. We’re local to DC, but we have a nationwide network footprint. FASTER INTERNET |
Zadara Storage Virtual Private Storage Arrays™ (VPSA™) offer high-performance, highly available NAS and SAN enterprise
Zayo is a leading provider of bandwidth infrastructure services including fiber and bandwidth connectivity.