Official Contact Information

Installation Operations Center

Hours of operation: 24 hours

Telephone: 0611-143523-0500

Defense Switched Network (DSN): (314) 523-0500

Official Unit Address:

21st Theater Sustainment Command

U.S. Army

CMR 479

APO AE 09054

Headquarters Physical Address:

Mannheimer Str. 331

67657 Kaiserslautern


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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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