It would help to know where you live in order to help you to find an agent closer to where you live. But, in the meantime you might want to click on the following searches.
talent agency - Google Search (http://www.google.com/search?hl=en&safe=off&q=talent+agency)
talent agent - Google Search (http://www.google.com/search?hl=en&safe=off&q=talent+agent)
Also, are you looking to make a recording? Or, just an outlet for your singing like with a group or in some kind of place where entertainment is needed?