Sector 05

Sector 05 is the section of Isla Nublar where Jurassic World main area is located and where most of the action in Jurassic World takes place.

Jurassic World
After passingby the old visitors center, Zach and Gray make their way towards Sector 05 where they encounter swarms of Dimorphodon and Pteranodon flying above them and towards Main Street. The sector is mentioned when Raptor trainer, Owen Grady discuss Indominus Rex's whereabouts and plan of attack on the hybrid.

Trivia

 * Unknownly to most, Sector 05 is the most populated location of Isla Nublar due to the parks popularity.