Not this second but really soon, so Hit the Jump to find ouy exactly when(from the official Press Release) and Pricing.
@TatWza

No doubt pricing is pretty much the same, $199 on contract(New Contracts, unless you can get an upgrade for the 16GB model, $299 for 32GB, I mean it’s not a new model or anything, and you can pay that Tomorrow(from Apple, Verizon, and AT&T)!!!

Apple

Press Release:
White iPhone Arrives Tomorrow

CUPERTINO, California-April 27, 2011-Apple® today announced that the white iPhone® 4 will be available beginning tomorrow. White iPhone 4 models will be available from Apple’s online store (www.apple.com), at Apple’s retail stores, AT&T and Verizon Wireless stores and select Apple Authorized Resellers.

“The white iPhone 4 has finally arrived and it’s beautiful,” said Philip Schiller, Apple’s senior vice president of Worldwide Product Marketing. “We appreciate everyone who has waited patiently while we’ve worked to get every detail right.”

iPhone 4 is the most innovative phone in the world, featuring Apple’s stunning Retinaâ„¢ display, the highest resolution display ever built into a phone resulting in super crisp text, images and video, and FaceTime®, which makes video calling a reality.

Pricing & Availability
White models of iPhone 4 will be available in Austria, Australia, Belgium, Canada, China, Czech Republic, Denmark, Finland, France, Germany, Hong Kong, Ireland, Italy, Japan, Luxembourg, Macau, Netherlands, New Zealand, Norway, Singapore, South Korea, Spain, Switzerland, Sweden, Taiwan, Thailand, UK and the US, beginning Thursday, April 28 and in many more countries around the world soon. White iPhone 4 will be available for a suggested retail price of $199 (US) for the 16GB model and $299 (US) for the 32GB model with a new two year agreement through the Apple Store® (www.apple.com), at Apple’s retail stores, AT&T and Verizon Wireless stores and select Apple Authorized Resellers.

Apple designs Macs, the best personal computers in the world, along with OS X, iLife, iWork and professional software. Apple leads the digital music revolution with its iPods and iTunes online store. Apple has reinvented the mobile phone with its revolutionary iPhone and App Store, and has recently introduced iPad 2 which is defining the future of mobile media and computing devices.