The DISN Customer Contact Center is available twenty four hours a day to assist DISN Customers with questions, escalations, or service issues.
DISN Global Service Center (DGSC)
(800) 554-DISN (3476)
(614) 692-4790
DSN (510) 376-3222
DSN (312) 850-4790
DGSC@csd.disa.mil
DSN Connection Approval Process Inquiries
(301) 225-2900
(301)
225-2901
General DSN Inquiries
(301) 225-2783, DSN 312-375-2783
disa.meade.ns.mbx.phone-dsn@mail.mil
DSN Directory Changes
Contact DSN to include your organization in the directory, or to notify us of any changes.