Big list here. Noteworthy loses are Battlefield 2, Red Alert 3, Crysis 2, and Star Wars Battlefront 2 (although SWBF2 will be continued by another provider.)
http://www.escapistmagazine.com/new...own-Old-Game-Servers-BF2-Red-Alert-3-And-More
http://www.escapistmagazine.com/new...own-Old-Game-Servers-BF2-Red-Alert-3-And-More