Model Kits Always 20% Off.  Serving the Airliner Enthusiast for Over Thirty Years.
Decal Companies
Flying Colors Decals
Check out their website for a view of the actual decals and instruction sheet.  Then return here to order them.  Flying Colors has some of the best decals on the market at a great price. 
DACO-Skyline Decals
Based in Belgium, DACO decals are known for their enormous amount of small details.
MAX Decals
Makers of mostly Irish and U.K. carriers.
Draw Decal
Airliner Decals printed by an Alps printer on a continuous clear decal sheet. Many liveries to choose from.
Kit Manufacturers
Revell of Germany
In recent years Revell has put out some of the best 1/144 scale airliners ever.
Airfix
Makers of many 1/144 scale airliners.  Has not issued a new airliner kit in several years. Although some kits have been re-issued recently. Including the BAC-111.
Minicraft
A wide range of airliner models put out recently.  A great value at their low prices. Latest kit, the MD80, is the best one thus far.
Welsh Models
Producers of great 1/144 scale vacuum formed airliners.  They have a huge range to choose from.
Aircraft in Miniature
Makers of a wide range of 1/72 scale vacuum formed airliners.
Magazines
Airliners
Dedicated only to airliners.  Covers news, new deliveries and even some airline humor.
Airways
Also dedicated to airliners.  Good stories and photography, as well as aviation news.