Sector 034
Sector 034 was a region of space. 

In 2365, the Federation starship  was assigned a deep space exploration mission of this sector. The sector was listed on the Starship Deploy Status chart that was on display in the courtroom of Starbase 173. (, okudagram)

In the alternate 2259, this sector was labeled on a map of the Alpha Quadrant. This map was in a collection of graphics and video media that were seen on a powerwall in the offices of Admirals  and  at Starfleet Headquarters. ()

External link 
 

bg:Сектор 034
de:Sektor 034
000034
Locations (alternate reality)