Verge is a "Missional Community Conference" in Austin, Texas, Feb 4-6, 2010. They have offered to bring me over to blog it and I have tentatively accepted. Hard to resist because church planting guru George Patterson is one of the speakers. And Austin rocks!
Related: Small missional communities is a social network that was just started by Ian Adams in the UK. Expect some good resources in the near future including how to start your own small missional community.