Meezan IV is an inhabited planet, a Federation-affiliated world that was the fourth planet in the Meezan star system.
Maddy Calloway was born on Meezan IV in 2343 to Colleen Calloway and Thomas Calloway. (ST video game: Starship Creator)
Meezan IV was considered to be near no area of strategic importance to the Dominion, at least not before their invasion of the Alpha Quadrant. (DS9 novella: The Badlands, Part IV)
In 2373, Julian Bashir attended a conference on burn treatments on the planet. Soon after leaving, he was captured by the Jem'Hadar. (DS9 episode: "In Purgatory's Shadow")