Hoodline - Hyper-local SF news from the former editor of TechCrunch
The Tab - Hyperlocal news site written by student journalists
Unmute - Social phone calls. Dial one, speak to many. 📞
Facebook Neighborhoods - Facebooks new feature to strengthen local communities
ZCast - Live interactive podcasting with your Twitter followers
Roomvine - Chatrooms for real life venues, neighborhoods and events