Official Contact Information
Installation Operations Center
Hours of operation: 24 hours
Defense Switched Network (DSN): (314) 523-0500
Official Unit Address:
21st Theater Sustainment Command
APO AE 09054
Headquarters Physical Address:
Mannheimer Str. 331
U.S. Army Europe Phonebook
(.mil systems only)
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Public Affairs Office
Hours of operation: Mon. - Fri. 8:00 a.m.- 5:00 p.m. (European Standard Time)(Closed U.S. federal holidays)
Telephone: +49(0) 0631-413-8184
Defense Switched Network (DSN): (314) 484-8184/8255
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Sponsorship or Duty Assignment Questions?
For Soldiers being assigned to Headquarters 21st TSC, the contact is the Special Troops Battalion S-1 at DSN (314) 484-7712 or 011-49-631-413-7712.
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