Efros Station was a Starfleet facility, presumably in orbit of the planet Efros.

Efros Station's chief of operations died in 2372, and Geordi La Forge was offered the position, had he refused to undergo ocular implant surgery. La Forge considered it to be a dull assignment, noting nothing had happened there since the funeral of late Federation President Ra-ghoratreii. (TNG - Slings and Arrows eBook: The Insolence of Office)