There are websites to store and download photographs and videos. Why not one dedicated to sounds? Freesound is a web in which you will find thousands of free sounds of all types. You will be able to create your own profile, upload your sounds and easily share them.
<ul><li><b>Collaborative database with thousands of sounds</d> using the Creative Commons license.</li><li><b>Integrated sound search engine.</li><li>Upload and download sounds free.</li><li>Create your own profile and interact with the rest of users by means of the forum.</li></ul>
Freesound is a project developed by the students of the Pompey Fabra Universtity in Barcelona. It is up to them to take care of maintaining the service since its creation in 2005.
Search for some sound? Access Freesound and download all kinds of sounds totally free of charge to reuse them however you want.