www.air-source.us Virtual pilot's union.
www.flightbase2000.com My first virtual airline
www.flightsim.com a good page for general info and downloads
www.avsim.com another good page for info and downloads
www.fspassengers.com home site of FSP and it's creator
www.justflight.com UK based publisher of some great add-ons for FS
www.flight1.com one of the best add-on developer/publishers on the web
www.dreamfleet.com these people do some of the best GA planes to be found including the Bonanza A36 and Baron 58
www.precisionmanuals.com make some of the best airliners on the web, including the Beech 1900 from some of my earlier pics.
www.feeltere.com producers of some great aircraft, including the 737 PIC
www.jdtllc.com developer of the Radar Contact program
www.fshotseat.com developer of FSHotseat
www.aerosoft.com developer of various aircraft and scenery add-ons.
More to come. Apologies to anybody I've missed but there's so many good sites it's hard to remember them all.