Nextdoor - Nextdoor is the private social network for your neighborhood.
Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.
Cell 411 - Cell 411 can alert your friends, neighbors, and even emergency service providers when you are in...
Google Groups - Google Groups allows you to create and participate in online forums and email-based groups with a rich experience for community conversations.
Kahuti - Stay in the loop about what's happening in your community. Local news, crime & safety, recommendations, lost & found, jobs, local deals, classifieds, local events and more!
Eventbrite - Discover Great Events or Create Your Own & Sell Tickets