Route 603A is now called Route 602.
Route 603 trips serving Lacey Transit Center will now be called Route 605.
(Route 603 trips not serving Lacey will still be Route 603)
Route 603 now has an additional southbound departure from 10th and Commerce at 8:05am and an additional northbound departure from the Olympia Transit Center at 6:30pm.
Route 605 has an additional northbound departure from the Olympic Transti Center at 6:30am and an additional southbound departure from 10th and Commerce at 8pm.
More info at http://www.intercitytransit.com/ and http://www.piercetransit.org/.
Innercity Transit has a full article on these changes at http://intercitytransit.wordpress.com/2011/06/02/olympia-tacoma-express-service-changes-effective-june-12/.