Local timezones can be checked at http://www.timeanddate.com/worldclock/fixedtime.html?month=9&day=15&year=2009&hour=20&min=0&sec=0&p1=0

Office hours are on IRC (#wikimedia-strategy at freenode)

You can access the chat by going to https://webchat.freenode.net/ and filling in a username and the channel name (#wikimedia-strategy). You may be prompted to click through a security warning. It's fine. Another option is http://chat.wikizine.org.