Numbuh4 Stories

In an organization with so many kids, certainly some numbers must be repeated or replaced? What happened to these original numbers, and how would they be found if an old...

Wally and Kuki have had secret crushes on eachother for a while, now. As an accidental Treehouse lockdown leaves the two operatives alone, will Numbuh 4 finally reveal h...

This fanfic will focus on Numbuh 1-5 life in high school and the in the Teens next door. This fanfic will returning villains and operatives, from the KND. There will als...

Follow the KND: Sector V with a new operative numbuh 7 aka Alayna Brooks as they fight evil teen to adult tyranny, while she whips up meals and snacks as their team food...

┆Codename: Kids Next Door ✗ F!Reader┆ ঞ Follow the adventures of a group of six children who operate from a high-tech tree house, fighting against adult and teen villai...

Operation: L.O.V.E.S.I.C.K Loyalty Overwhelmed Virus Engulfs Sweethearts Instantly Creating Kisses A strange virus is spreading across the KND - it specifically affects...

During one of their missions, Numbuh 4 and Numbuh 1 both got hit with Father's newest weapons. Numbuh 1 now attacks possessive to the first thing he saw and Numbuh 4 is...

A new girl claiming to be family shows up on the Uno's doorstep but not everything is as it seems as she trains to be an operative. Meanwhile, an adult with a connection...

Y/N is a girl who was abandoned at birth until you are found by a pair of villains mr. wink and mr. fibb and adopted you despise their hated for children they're start t...

A collection of fanfiction relating to the series Codename: Kids next door

It's been 3 years since Kuki Sanban turned 13, now in high school, life has changed for the sweet girl. She gets tormented everyday, that is until a familiar face moves...

L.everage O.ver V.agabond E.scapism A Nigel x Wally KND Fanfiction. Numbuh 4 isn't the lovey-dovey type. Quite the opposite actually. But when he is struck by a love po...

When the Kids Next Doors find out The Delightful Children is planning on sabotaging a school dance and stealing all the candy, it's their job to put an end to it! (to be...

This is a comic and I drew the cover. TND a Codename: Kids Next Door story Summary: Three years after numbuh 1 left earth certain circumstances led to the exposure of T...

A collection of short stories for the paring Kuki x Wally or 3/4

Meet numbuh five millennia, she's the last of the original kids of Sector :V. And meeting the others are not going so well, join her in her story to find out what happen...

Since the Werewolf Attack, Numbuh 4 has been cursed with Lycanthropy. The KND, including Sector V have to stop him from anyone, and help him control his inner beast befo...

Numbuh Four finds something that's Stickybeard's, and is hurt badly in the ensuing fight. Can Numbuh Three save him before it's too late?

Numbuh 4 quit the team, moved away, and changed his name. Becoming Wallace West, he used his hidden smarts to become like his uncle Barry Allen. A Speedster. Now part of...

Three words. Saying those three words could possibly change everything between them, but boy were they hard to say... (KND oneshot)