Travel Management Company Assistance

Travel Management Companies (TMCs, or Commercial Travel Offices/CTOs as they're referred to in the Defense Travel System) arrange official travel on behalf of military and civilian travelers in accordance with DoD Instruction 5154. 31, Vol. 2 [whs.mil, PDF, 11 pages].

Contact Your TMC

You can find contact information for your TMC on your travel itinerary. If you need assistance after normal business hours, refer to the after-hours TMC contact information [PDF, 2 pages]. Contact the TMC if:

  • An emergency or mission requirement demands short-notice travel (verbal orders of the Commanding Officer, or VOCO),
  • Official travel has begun and you need to make changes to your itinerary,
  • You need to return any unused paper tickets.

If travel has not yet begun, you can: