United States Marine Corps USMC, SIGINT/EW Marines Marine Cryptologic Support Battalion 1st Radio Battalion 2nd Radio Battalion 3rd Radio Battalion

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This site is dedicated to the men and women Marines plus other service members of all years, all wars, all locations:

  • Who serve / or have served with any Marine unit supporting the signal intelligence and electronic warfare Communication Technician occuptional fields in the Marine Cryptologic Support Battalion, including Navy sailors, Army soldiers, and Marines, AND
  • All Marines who served anywhere in the world with 1st Radio Bn, 2d Radio Bn, 3rd Radio Bn, or the Marine Cryptologic Support Battalion companies, including CT- and non-CT MOSs.

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