Special Troops Battalion

The Official Website of the 21st TSC's Special Troops Battalion

Contact Information

Installation Operations Center

Hours of operation: 24 hours

Telephone: +49(0) 0631-413-7500

Defense Switched Network (DSN): (314) 484-7500

Official Unit Address:

HHC, 21st Theater Sustainment Command

U.S. Army

Unit 23203

APO AE 09263

Headquarters Physical Address:

Mannheimer Str. 331

67657 Kaiserslautern


Key Links

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) 484-6115 or 011-49-631-413-6115.

For Soldiers being assigned to 21st TSC without pinpoint instructions, the contact is G-1 at DSN (314) 484-7095 or 011-49-631-413-7095.

U.S. Army Europe Phonebook

(.mil systems only)

U.S. Army Europe Searchable Phone Directory

Family Readiness

The Family Readiness Support Assistant (FRSA) is the vital link between the commander, the families assigned to the unit and the community resources available to Soldiers and their families.

Family Information