OAG Worldwide Limited, also known as the Official Airline Guide, is a United Kingdom based travel news, data and ranking service. The organisation has over 450 staff members and 9 worldwide offices in Europe, Asia and the Americas. The Official Airline Guide provides database administration in the area of aviation, travel and hotels. Currently, an electronic database is provided over the Internet with over 1,000 airlines and 3,500 flights daily. The OAG also issues awards for the Airline of the Year.
OAG is a division of Commonwealth Business Media, a subsidiary of United Business Media.