Looks like June 1 for verizon

http://www.palminfocenter.com/news/8...eo-700p-plans/

Verizon Wireless and Palm, have officially announced the Palm Treo 700p smartphone is available online today and will be available in Verizon Wireless Communications retail stores on June 1st. It will be priced at $399.99 with a two-year customer agreement. The Treo 700p smartphone includes hardware and software innovations centered around usability, connectivity, multimedia and compatibility, designed to take advantage of the fast EV-DO data speeds of Verizon Wireless' BroadbandAccess service.