Zoo officials say the blue-eyed cubs with coats of black stripes on white were born there two months ago and bring the number at the zoo to nine. They say the cubs will soon be able to eat meat.
White Bengal tigers have a rare genetic anomaly and have always been extremely rare in the wild.
Several hundred white tigers have been bred in zoos and wild animal parks around the world, though many conservationists say efforts should be focused on less inbred tiger varieties.
The US Association of Zoos and Aquariums discourages the breeding of white tigers.