Starbase 117 was a Federation starbase administered by Starfleet. This base, located in the Beta Quadrant, was in operation as early as 2257. (DIS: "An Obol for Charon")

In 2257, its location was labeled on the star chart showing the trajectory of Lieutenant Spock's shuttle. (DIS: "An Obol for Charon")

The Ferengi Par Lenor and Qol were sent via shuttle to Starbase 117 by the USS Enterprise-D following their part in an accident that befell Kriosian Ambassador Briam while attempting to purchase Kamala in 2368. (TNG: "The Perfect Mate")

According to Star Trek: Star Charts (p. 63) and Stellar Cartography: The Starfleet Reference Library ("Federation Historical Highlights, 2161-2385"), Starbase 117 was located in the Beta Quadrant.
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