YNP Service StationsSinclair Oil

Main Office Directions

The world’s first National Park, Yellowstone, was established March 1, 1872. It has since been designated a World Heritage Site and Biosphere.

Directions to YPSS Main Office and Warehouse Arriving from the north on I-90:

  • Exit #333 at Livingston, MT.
  • Follow signs south to Yellowstone National Park via Route 89
  • Gardiner, MT is the North entrance to the Park and where our main office is located and is approximately 54 miles from Livingston
  • Follow Route 89 S. through Gardiner which will cross the Yellowstone River
  • Route 89 S will end in a 'T.' A Sinclair gas station will be on your left.
  • At the 'T', take a left following signs that state 'employees and deliveries only.' Do not follow the sign leading to the main Yellowstone entrance.
  • Look for YPSS sign above door which is located at 12C Robert Reamer Ave.

Arriving from the South via Yellowstone:

  • Pass the Park entrance kiosk
  • Veer to the right following signs that state 'employees and deliveries only.
  • Go past several resident houses.
  • Look for YPSS sign above door which is located at 12C Robert Reamer Ave.

Entering Gardiner from the Park. Just after passing gate house turn right toward office buildings (do not proceed straight toward the arch).

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