Starship deploy status 1

Sector 007 on the Starship Deploy Status Chart

Sector 007 was a region of space.

In 2365, the Federation starship USS Endeavour was assigned to 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. (TNG: "The Measure Of A Man", okudagram)

This sector was only mentioned in writing.
In Star Trek and Star Trek Into Darkness scans of "Sect 7XT" were seen on the large monitor above the science officer's station on the bridge of the USS Enterprise.
According to Star Trek: Star Charts (pp. 18 & 19), this sector, also known as the Tellar sector, was located in the Alpha Quadrant.