I have always been very fond of the UKF dubstep promotions, so I decided to put together a Spotify playlist with all the (available) tracks in their full length (no more lame teasers or small clips).
Subsribe and share it please :) UKF Dubstep on Spotify
Furthermore - I regularily update it, searching for both new and old releases.
Also if you check out my Spotify profile page, there are many other great playlists with compilations of Knife Party, Skrillex, various drum&bass and dubstep lists... Check it out ;)