
Locator logo showing the galaxy's Alpha and Beta Quadrants.
Sector Fleer (the Fleer sector) is a region of space, a sector location within the Kridnar Navigation Block on star charts used by the Federation in the 24th century.
History and specifics[]

The Z'Tarnis Nebula.
The Fleer sector was one of several space regions within the Z'Tarnis Nebula, a Mutara class nebula at the border of the Romulan Star Empire's Neutral Zone with the Federation, somewhere in the galaxy's Alpha or Beta Quadrants at Kridnar block coordinates 0-2-4. (TNG video game: A Final Unity)