Megaupload
Closed

EnterUpload
Down (Redirect). Presumably remodeling.

Fileserve
No filesharing. You can download only your own files.
Deleting multiple files.
Banning Premium accounts.
Closed Affiliate Program.

Filejungle
Owned by Fileserve (same as above).
Testing USA IP addresses blocking.

Filesonic
No filesharing. You can download only your own files.
Closed Affiliate Program.
Changed server location Jan 22, 2012. Taken down it's Facebook page.
Now using Digital fingerprinting to check if prohibited content.
Bad files are being deleted as soon as uploaded (as Hotfile did).

Filepost
Started suspending accounts with infringing material (as Hotfile did)

Uploaded.t...
Blocked U.S. access.

Uploadstation
Owned by Fileserve (same as above).
Testing USA IP addresses blocking.

VideoBB
Closed Affiliate Program.

Videozer
Closed Affiliate Program.

4Shared
Deleting multiple files.