You can find specific times and days if you search "Cartoon Network Schedule 1999" however some of the shows that were airing them were ...
I don't know the whole list, but some of the anime that aired on Cartoon Network in 2000 includes:
Dragon Ball Z
Blue Submarine
Tenchi Muyo
Gundam Wing
G-Force
Thats all I can remember, but there may have been more.
Shows like: Courage the Cowardly Dog, Scooby-Doo, The Flinstions, The Jetsons, Tom & Jerry, and Yogi Bear were on Cartoon Network™ in the year 2000. There was a program called Boomerang™ that showed some of these Cartoons.
Ed, Edd n' Eddy
The PowerPuff Girls The Flintstones
Huckleberry Hound
Fantastic Four (60s)
Superfriends
Wally Gator
Smurfs
Thundercats
The Jetsons
Rocky & Bullwinkle
Droopy
Sailor Moon
Yogi Bear
Top Cat
Quick Draw McGraw
Tom & Jerry
Scooby Doo
Wacky Races
Jabberjaw
Josie and the Pussycats
Thundar the Barbarian
Johnny Bravo
Dexter's Lab
Alvin & the Chipmunks
Captain Planet
Secret Squirrel
Dynomutt and the Blue Falcon
Hong Kong Phooey
Two Stupid Dogs
Gumby
Magilla Gorilla
Birdman
The Snorks
Silverhawks
Swat Kats
Underdog
These are just some of the classics that made Cartoon Network. R.I.P CN! :(
The Moxy Show,Space Ghost Coast to Coast,What a Cartoon!,Dexter's Laboratory,Johnny Bravo,Cow and Chicken,The Powerpuff Girls,I am Weasel,Ed, Edd n' Eddy, Courage the Cowardly Dog,Mike, Lu and Og.
Back in the day when toonami still ruled saturday nights, there were lots like:
Princess Mononoke
Castle in the Sky
Spirited Away
Nausica of the Valley of the Wind
Astro Boy
Teen Titans: trouble in tokyo
Hellboy: Blood and Iron (animated)
just to name a few
Sheep in the Big City, Time Squid, Samurai Jack, Grim&Evil, the Grim Adventure of Billy and Mandy, Whatever Happened to...Robot Jones, Totally Spicies, Codename Next Door, Evil Con Came, Star Wars Clone Wars, Naruto, Megas XLR, Foster Home for Imaginary Friends, Dragonball, Hi Hi Puffy Ami Yumi, The Life and Times of Juniper Lee, Camp Lazlo, My Gym Partner's a Monkey, Code Llyko, Ben 10, Squirrel Boy, Class of 300, Out of Jimmy Head, Chowder, Tranfomers Animated , BEN 10 Alien Force, The Marvelous Misadventure of Flajack, The Secret Saturday, Adventure Time, Ben 10 Ultimate Alien, Generator Rex, Regular Show, Sym-Bionic Titan, Robotomy, The Promblem Solverz, The Amazing World of Gumball, Secret Mountain Fort Awesome
The adventure time hq is in the Cartoon networks studio next to the other show headquarters and production rooms
Cartoon Noir - 1999 was released on: USA: 3 December 1999 (New York City, New York)
darkpepper
The first Spongebob Squarepants cartoon aired on Nickelodeon on July 17, 1999.
May 1, 1999
The adventure time hq is in the Cartoon networks studio next to the other show headquarters and production rooms
you dont
There are 20 Cartoon Networks world wide ; see related link below .
Cartoon Network Cartoon Beach was created in 1999.
Speedera Networks was created in 1999.
Axerra Networks was created in 1999.
Terra Networks was created in 1999.
Tellme Networks was created in 1999.
Sheer Networks was created in 1999.
INgage Networks was created in 1999.
Fiberhome Networks was created in 1999.
Unisphere Networks was created in 1999.