The Kids Next Door (Numbuhs 1, 2, 3, 4 and 5)
Sector V is a KND sector consisting of Numbuhs 1, 2, 3, 4 and 5. They live in a suburban area presumably in the United States, where their treehouse is also stationed. The members of Sector V are the main characters of the Codename: Kids Next Door series. They're good friends of Winnie the Pooh, especially Numbuh 1. They are also friends with Barney the Dinosaur and his backyard gang. Even though they're not members, they will still accompany them in future adventures.

Numbuh 1 - team leader

Numbuh 2 - 2x4 technologist and pilot

Numbuh 3 - medical specialist, hamsters' caretaker and diversionary tactics expert

Numbuh 4 - team's combat expert and weheavy weapons specialist

Numbuh 5 - team's second-in-command and espionage expert trained in stealth, information acquirement and fierce combat