Nokia N-Gage North American release dates. I'll try to keep this as updated as possible. Admins/Mods, feel free to edit.

(Release date/Game Title/Publisher/Genre)

January 10, 2005 SSX Out of Bounds Electronic Arts Sports
January 11, 2005 Alien Front SEGA Action
January 11, 2005 King of Fighters Extreme Nokia Fighting
January 13, 2005 WWE Aftershock Nokia Wrestling
February 15, 2005 The Roots: Gates of Chaos Cenega RPG
February 22, 2005 Leisure Suit Larry: Pocket Party Vivendi Universal Adventure
February 22, 2005 Shade: Wrath of Angels Cenega Action Adventure
March 15, 2005 Xanadu Nokia RPG
March 22, 2005 Glimmerati Nokia Racing
Q1 2005 Tom Clancy's Splinter Cell Chaos Theory Nokia Action Adventure
Q1 2005 Worms World Party THQ Strategy
Q1 2005 X-Men Legends Activision Action RPG
June 28, 2005 Rifts: Promise of Power Nokia RPG
June 2005 Futuristic Racer [tentative] Nokia Racing
TBA 2005 Bluetooth Biplanes
TBA 2005 Civilization Atari Simulation
TBA 2005 DRIV3R Atari Action
TBA 2005 Gekido Destination Software, Inc. (DSI) Action
TBA 2005 ONE Nokia Fighting
TBA 2005 Xyanide Playlogic International Shooter