Unnamed Gamma Quadrant sectors
The following is a list of unnamed Gamma Quadrant sectors.

Sector containing penal moon 
This sector contained a penal moon for the members of the factions Ennis and Nol-Ennis in the Gamma Quadrant. The Federation had begun exploration of this sector after the  of the Bajoran wormhole in 2369. ()

Sector containing the Dosi homeworld 
This sector contained the Dosi homeworld. 

In 2370, Grand Nagus Zek projected that within a year the Ferengi would make tulaberry wine the most popular drink in this sector. ()

Sector containing the Dominion planet 
This sector contained a planet in Dominion territory. 

In 2370, while during a planetary survey of this planet, Commander Benjamin Sisko and Quark were briefly imprisoned by the Dominion before making their escape.

The first major engagement between the Federation and the Dominion occurred in this sector, which resulted in the destruction of the  and the remainder of the Federation's forces retreating back to the Bajoran wormhole. ()

Sector containing Meridian 
This sector was explored by the  in 2371. It included the star systems Kylata and Trialus, home to the planet Meridian, and there was no sign of Dominion activity in this sector. ()