Agile Store Locator is the most comprehensive WordPress Store Locator/Finder Plugin that offers you immediate access to all the stores in your local area with Google Maps V3.
Directories Pro is a WordPress plugin that lets you build any kind of directory such as a community driven local business directory like Yelp.com, Google+ Places, or Yahoo! Local, a user directory, a website directory, a property directory, etc.
Sabai Directory is a premium business directory plugin for WordPress. The plugin features the ability to build a community driven local business directories like Yelp.com, Google+ Places, or Yahoo! Local.
Super Store Finder WordPress is a WordPress Store Finder plugin with Google Maps API v3 that allows customers to locate your stores easily.