The WoW-220-enUS-patch.exe file you have requested: Official Patches / v220 / World of Warcraft v2.2.0 US Patch - 474.46mb is not available. Perhaps try browsing all files for the game World of Warcraft and upload any files you want to share or are missing. This is the only information we could locate:
World of Warcraft Client Patch 2.2.0 The latest patch notes can always be found at Worldofwarcraft.com General - Voice Chat - The new Voice Chat feature is now available in game. Players will need to go into the Opt A patch updating the US edition of World of Warcraft to v2.2.0.