updated about 1 month ago
The following record labels have some, most or all of their output available for streaming on Spotify.
On the main profile page of this Discogs account you'll see a link to a Google Drive archive.
It contains over 1300 text documents of indexed record label catalogues, with each release title containing a hyperlink to its respective Discogs, Bandcamp and Spotify entry.
These indexes provide a compact overview of a label's output, combined with some relevant links that will save you the time of doing manual searches on Spotify or the web.