Nearish

Nearish connects with Facebook to map users and allows them to connect locally.

With Nearish, you can roam the world, making connections with people anywhere! Nearish.com is a map-based realtime Facebook chat. Once you have logged in through Facebook, you are put on a map along with everyone else logged in. You can then chat with any users who appear on your map. Drag around the map to move, or jump to a destination with the 'Travel to:' bar. Using Nearish, you can find locals anywhere to talk to.