AeroLink.com
Links to international and regional airline alliances.
http://data.aerolink.com/aerolink/hitlist.lasso?&Category=Airline+Alliances

Air Guide Online.com
The world's airline alliances at a glance.
http://www.airguideonline.com/airgffp_airlinealliance.htm

Airline Technology.net
Index of airline alliances around the world.
http://www.airlinetechnology.net/airlines/alliances.htm

Airlinequality.com
Features reviews and forums dedicated to airline alliances.
http://www.airlinequality.com/Alliance/allnc_entry.htm

Oneworld Alliance
Background information on the airline consortium headed by American Airlines and British Airways.
http://www.oneworldalliance.com/

SkyTeam
SkyTeam alliance comprises of six international airlines operating over 500 routes.
http://www.skyteam.com/

Star Alliance
The biggest airline alliance in the world.
http://www.star-alliance.com/

Star Alliance - Star Alerts
Receive text alerts on your mobile phone or device about major changes to the scheduled departure/arrival time of any Star Alliance flight.
http://www.staralerts.oag.com/

WOW
Global alliance of major air cargo carriers; comprised of Lufthansa, SAS, Singapore Airlines and JAL.
http://www.wowtheworld.com/