here is the email I got from Pentax USA... can't show the whole message on what we discussed, but here it goes:
Anticipated retailers* that will offer the PENTAX 645D camera in-store by December 2010 (and may accept pre-orders on the camera body and lens) include:
Ace Photo
44710 Cape Ct. Suite 122
Ashburn , VA 20147
703-430-3333
Ace Photo
B&H Photo Video
9th Ave. @ 34th St.
New York, NY 10001
800-606-6969
B&H Photo Video Digital Cameras, Photography, Camcorders
Adorama Camera
42 West 18th Street (Between 5th & 6th Ave.'s)
New York, NY 10011
800-223-2500
Digital cameras, all other cameras and everything photographic from Adorama Camera
Samy’s Camera
431 S. Fairfax Ave.
Los Angeles, CA 90036
323-938-2420
Samy's Camera | Digital, Cameras, Video, Camcorders, Photography, Electronics for Professionals and Consumers
*Subject to change.