Digital Distribution Sources

Apple iTunes: Downloadable program for Mac and Windows.
Arvato: German-based website that offers a la carte downloads and focuses on both independent and major label music. Arvato's services are available worldwide.
AudioLunchbox: One of the first all-independent music download sites.
Bitmunk: Bitmunk is a digital marketplace where you set the amount of money you want to receive for each sale of your music, then different sellers can sell it for whatever price they want on top of that.
BuyMusic: A la carte downloads for 79 cents for anyone with Windows IE browser.
Chondo: Site that specializes in black music worldwide including Jazz, Blues, Hip Hop, Urban/R&B, Gospel, etc.
Daiki (Music Online Corp): Daiki Sound is one of the largest Japanese online retailers of independent music.
Destra: DestraMusic is an Australian corportation that provides DRM music services to a variety of retailers in their network.
DigitalKiosk: DKT places digital kiosks in independent music stores in Indianapolis. Users can purchase tracks from the kiosk and then create a CD with those tracks (soon customers will be able to export songs to portable devices).
Emusic: Website for Mac, Windows, Linux where members can download up to 40 tracks per month of high-quality MP3 files.
GreatIndieMusic: Website that offers a la carte downloads and focuses on independent music. Great Indie Music's services are available worldwide, and they sell music through eBay.
HearMusic: Hear Music provides kiosks for Starbucks. Starbucks customers can preview music and burn CDs on demand through these kiosks.
Inprodicon: Inprodicon is the licensing agent and technology provider for the majority of online music retail sites in the Nordic region.
Interia: Polish service that offers a la carte downloads and focuses on both independent and major label music. Interia's services are available worldwide.
IslandBeats: IslandBeats.com is an online digital music store that specializes exclusively in Pacific Island Music and music of all genres by Pacific Artists.
Liquid Digital Media: Liquid exclusively provides music for Wal-Mart's digital download store.
LoudEye: Loudeye exclusively provides music for some select retail outlets, including Cingular's mMode service, BurnLounge, and OD2.
Mixxer: Mixxer, a direct-to-consumer mobile entertainment store, provides access to a more limited catalog of CD Baby albums, and offers ringtones of the recordings.
Mouzika: Site that specializes in independent World music.
MP3-Extension: The one and only music download site that pays its members for downloading music.
MP3tunes: Online music store that allows purchase of regular MP3 files, for maximum compatibility with all computers and players.
Mperia: Website that offers a la carte downloads and focuses on independent music. Mperia's services are available worldwide.
MSN Music: Microsoft's music store is integrated into Windows Media Player, so people who use Windows Media Player can purchase music from their desktop.
MusicIsHere: Site that offers a la carte downloads - based in the Latvia.
MusicMatch: Audio jukebox program for Windows. No longer accepting any new content, as they were purchased by Yahoo.
MusicNet: Musicnet provides music for Yahoo! Music, FYE, Urge, iMesh, Music Gremlin, Synacor and Virgin's download services.
MusicNow: Website that offers a la carte downloads. MusicNow plans to launch a streaming service and also provide music services for other retail companies.
Muze: Muze provides music for AT&T/Cingular Wireless, eLegal Arts, and Gibson.
MyKidsTunes: Website that offers a la carte downloads and focuses on children's music. My Kids Tunes' services are available in the U.S. and Canada.
Napster: Downloadable program for Windows. Yes it's now legal and paying.
NewViews Music: Website that offers a la carte downloads.
NextRadio: NextRadio-powered WebTunes is a BellSouth-branded online music service for BellSouth's internet customers. WebTunes is the exclusive online music service for BellSouth's portal.
Nifty: Nifty is one of the leading Internet Service Providers in Japan, and controls it's own music store called MOOCS. MOOCS is an SD-Card based music download service that sells independent and major label downloads which can be transferred to SD-cards. Nifty also offers a streaming service.
NTT: NTT is one of the most popular wireless carriers in Japan. Users of their service can purchase permanent downloads from their phones and portable devices.
PassAlong: Website that rewards participation by allowing users to "pass along" recommendations to friends via IM or email and earn free music for helping promote download sales. PassAlong also sells music through eBay.
PayPlay: PayPlay is a download store that focuses on independent music. It's available for Windows users and requires no registration or software download.
PlayIndies: Company that offers many services to independent musicians, including a site that offers a la carte downloads and focuses on independent music. PlayIndies is currently in Beta mode and will not be receiving new music until early next year.
Puretracks: Canada-based service that acts both as an online download retailer and a back-end service provider for other retailers, such as Tower.
QTRnote: Website that offers a la carte downloads.
Rhapsody: Downloadable program for Windows, based more towards playing/streaming/listening than downloading. Rhapsody is owned by Real Networks.
Ruckus: Ruckus is a subscription download service designed exclusively for colleges and universities. Participating schools pay a monthly subscription fee to provide their students with all-you-can-eat "tethered" downloads.
RuleRadio: Online radio and download store.
SNOCAP: SNOCAP offers a way for companies to freely distribute protected mp3 files and allows artists to sell their music from their own websites and MySpace pages.
SonicGarden: Website that offers a la carte downloads and focuses on independent music. SonicGarden's services are available worldwide.
Sonific: Sonific uses independent music for promotional purposes and sync licensing. Songs that have been signed up for CD Baby's promo program are included in Sonific's SongSpots.
Sony Connect: Sony's new digital download store.
Theta Music: Theta Music is a Japanese company that specializes in music technology for internet and mobile services. Theta will initially only be selling a subset of the CD Baby catalog.
Tradebit: Website that offers a la carte downloads and focuses on independent music. Tradebit's services are available worldwide.
TreeTunes: Website that offers a la carte downloads and focuses on independent music. TreeTunes's services are available worldwide.
USEN Corporation: USEN is a leader in Japanese media that operates one of the leading Japanese digital music services called OnGen.
Verizon Wireless: V-Cast Music Store is Verizon's digital music service that can be accessed on a PC and on new Verizon phones. V-Cast includes music from the major record labels and independent artists.
Wippit: Wippit is one of the leading U.K.-based digital download services.
WrapFactory: WrapFactory lets you distribute your music as "wraps" - protected files that include photos and customizable artist info with the audio.
YooPeDoo: YouPeDoo is a site based service that offers a la carte downloads from major labels and indies. It is operated by Nareos and does not use peer-to-peer technology.

AudiolunchboxSubscription: ALB's subscription service, offered in addition to the normal full download service.
DigiPie: Digipie is a service that offers a la carte downloads and provides incentives to customers that want to promote their favorite music.
Flip: Flip Technologies places digital jukeboxes in establishments. Users pay to select songs for play (streaming).
Intent Media Works: INTENT MediaWorks DRM-wraps files then distributes them through P2P protocols.
iSound: Site that offers a la carte downloads and will offer free streaming music at 128 kbps.
Nareos: Nareos is an online retailer that sells music through its online store and its "peer-to-peer presence platform" which promotes secure & legal sales of music on all P2P networks, including its own service PeerReach.
PeerImpact: Peer Impact is a legal and monetized peer-to-peer service that pays artists and rewards customers for promoting their favorite music.
TastyAudio (1776): Tasty Audio is a free service that offers legal music discovery through a web based player and community. The service helps artists identify the geographic and demographic breakdown of their audience.
Weed: Weed protects your audio file so that anyone anywhere can listen to it 3 times for free. After 3 listens, they must purchase the file for 99 cents to continue listening.