Starbase 718 was a Federation Starfleet starbase active in the 24th century, located near the Romulan Neutral Zone.
In 2364, Captain Jean-Luc Picard was one of several delegates at a conference held at Starbase 718. (TNG: "The Neutral Zone")
The USS Scandalon was in contact with Starbase 718 during its investigation of the destroyed outposts along the Neutral Zone that year. (Star Trek: Pendragon: "Wings As Eagles")
In 2367, the starbase was under the command of Admiral Sternberg. (TNG novel: Losing the Peace)
Brian Mallory stopped at Starbase 718 following his departure from the Obsidian Colony in the late 2380s. (RPG: Obsidian Fleet)