Contact Us

CoreSite is committed to responding to your inquiries and feedback as quickly as possible.

Please fill out the form below or email our customer service team at customersupport@coresite.com.

Thank you for contacting us. A CoreSite representative will be in touch with you within 2 business days.

We're sorry, but there was a problem with your submission. Please try again.

If this problem persists, please contact us at +1 866.777.CORE.

Emergency Support

  • Option 1: Login to MyCoreSite and submit a trouble ticket
  • Option 2: Email CoreSite Emergency Support, emergency@coresite.com
  • Option 3: Contact a local operations team member

Contact Us

Telephone

+1 866.777.CORE
+1 303.405.1000

Email

Info@CoreSite.com

Availability

Local CoreSite service personnel are stationed in the CoreSite offices in the main regional data center location, reachable in-person, by email or phone from 8 a.m. to 5 p.m. local time. Corporate service personnel are available from 8 a.m. to 5 p.m. Mountain time.

  • Operations support center service personnel are available 24 hours a day via phone or email.
  • You can also reach any CoreSite department via our automated phone routing system, accessible by dialing +1 866.777.CORE.
  • Every customer also receives the direct extension and email for their dedicated account manager and service representative for easy outreach.

Support

Emergency Support

Our operations and facilities teams work 24x7x365, providing the following options for emergency support:

  • Option 1: Login to MyCoreSite and submit a trouble ticket
  • Option 2: Email CoreSite Emergency Support at Emergency@CoreSite.com
  • Option 3: Contact a local operations team member

Billing Support

Should you have any questions or concerns regarding a statement, contact our accounting group directly via Billing@CoreSite.com or by calling +1 866.777.CORE. As always, if you wish to involve our Customer Service team in any inquiry, please contact them at CustomerSupport@CoreSite.com.

MyCoreSite Support

If you are having difficulties logging in to your account in MyCoreSite, our customer portal, our customer service team will assist you. Whether you need to change a password or have any another issue, please email Info@coresite.com with details regarding your need and a representative will assist you as quickly as possible.