From a post in howardforums.com :

Here's some more dates for when specific markets will be getting the new VM system. Keep in mind these dates are tenative and can (knowing tmo, most likely will) change.

Honolulu... Tue 12/14/04
Concord... Tue 02/08/05
Irvine... Tue 03/15/05
Seattle... Tue 04/19/05
Portland... Tue 04/26/05
Salt Lake City... Tue 05/03/05
Denver... Tue 05/10/05
Phoenix... Tue 05/24/05
Albuquerque... Tue 06/07/05
El Paso... Tue 06/14/05
Manhattan - Long Island... Tue 05/17/05
Wayne... Tue 06/21/05
Philadelphia... Tue 06/28/05
Boston... Tue 07/05/05
Liverpool... Tue 07/12/05
Atlanta... Tue 07/19/05
Norfolk... Tue 07/26/05
Ephrata... Tue 08/02/05
Bloomfield... Tue 08/09/05
Beltsville......
(continues)