General, Review, National and Regional Sites
Often good for local knowledge, scenery, charts, repaints etc.
Adobe's Cutting Sky Korean language site offering lots of tips and resources for simmers, including some great screenshots. Includes information about Adobe's Traffic Pack and some excellent repaints. Korean language. Adobe's Cutting Sky
 Aussie Star
Flight Simulation
Currently on Facebook this is maintained by Greg Whiley, aka CaptAus, aims to be a site of choice for those who are serious about flight simulation. New web site under development. Aussie Star
Avionic AvionicAvsim RUFrench language site offering news and illustrated reviews of shareware and commercial add-ons, tutorials and the unique French comic-book style screenshots of the flying adventures of Phil Moilzinque Avionic
Avsim SU Avsim RUInteresting Russian flight sim portal. News, reviews, forums and links. English language version available. Lots of downloads. Avsim RU
F-BMPL French language site with useful information and downloads for flying in Western Europe and beyond. Includes photo scenery, cockpit building and tutorials. F-BMPL
Facebook - Flight Simulator
Enthusiasts 
Facebook Public Group with the usual international mix of comments, questions, screen shots and discussion. Flight Simulator Enthusiasts
 Facebook - P3D Users Group Prepar3D world-wide Closed Group on Facebook. News, screenshots, videos, questions, tips and a general exchange of P3D information and other relevant information. Over 3000 members. Facebook P3D Users Group
 Flightsim Eindhoven Interesting and useful blog covering various flight sim issues, including advice on tweaking and hardware and software. Flightsim Eindhoven
FlightSim.no Large Norwegian flight sim resource. File library. So you don't read Norwegian - so what! You'll soon pick it up here! FlightSim.no
 Flightsim
Norway
A catalogue, database and gallery of scenery for Norway including airports, grass fields, bridges and others. Also downloads and interactive maps. Flightsim Norway
French VFR This portal will try to familiarize you with the different aspects of creating scenery, 3D models and new aircraft. We discuss a number of tools such as: Gmax, Sketchup, SBuilderX, ADE9x, The Gimp etc. Blog and forum and some downloads. French VFR
Friendly Flusi Austrian forums, news, reviews, active technical discussions, screenshots, links and more. Friendly Flusi
FS Greece Greek civil and HAF aircraft and Greek general and airport scenery. Links to their other pages are at top of the home page. FS Greece
FS Visions This Dutch language website offers flight simulator news and in-depth reviews. It also has a group of active forums. The download section carries a selection of Mike Ray's useful English language tutorial articles. FS Visions
FSX Times A useful and interesting FSX blog that is regularly updated. Lots of tips and tweaks and mods and other bits and pieces on hardware, software, setups, aircraft, scenery and more. FSX Times
 Gatwick Flight Sim Group Gatwick Flight Simulation Group was formed in 2011 and they meet monthly on Sunday mornings in Crawley, West Sussex, UK. Their web site carries some flight sim news and a few useful FSX tips along with an Affinity Mask calculator (Hardware page).
 Google+ Communities A selection... Frooglesim Microsoft Flight Simulator - FSX Flight Simulator Hangout Community Microsoft Flight Simulator X FSX 模擬飛行論壇 Flight Simulator Flightsim Addicts Flight Simulator Network • There are others...
Kosta's Flight Simulation World Useful blog with tips and info about FSX and Prepar3D. Also popular FSX/P3D Software and Hardware Guide that offers some tweaking advice to help you get the most out of FSX. Last updated 2015.
 Live Cockpits The Wordpress blog of Nabarun De Vreeze, a Flight sim fanatic well known on Facebook and Youtube. This page is used to share his useful tweaks, settings and tutorials. Also on Facebook... Live Cockpits
Mutley's Hanger Interesting, popular and entertaining collection of features and news with a unique and useful review area with reviews of over 350 popular add-ons. Also offers wallpapers, tips and puzzles. Active forumFS Snaps at Mutley's Hanger Mutley's Hanger
 Pilote-
Virtuel.com
A popular, active, French language flight sim forum. Has general discussion section and specific areas for discussing AI traffic, ATC, on-line flying, scenery and many other flight sim issues. pilote-virtuel
Piloti Virtuali Italiani Club for Italian virtual pilots - Italian language only. News, reviews, events downloads. Facebook Group Piloti Virtuali Italiani
Ray's Aviation English language FSX site from Denmark with a great many reviews of hardware and software. Also has a long list of links. Ray's Aviation
Rikoooo A nice collection of freeware downloads for FSX and P3D. Includes aircraft, scenery and utilities. Also screenshots and videos. Optional, low cost, paid subscription gives faster downloads. French and English language. Always worth a look. Rikoooo
simFlight
English
English language portal of the simFlight networkl. Has up-to-date FS news, reviews, forums, and links. sim Flight English
simFlight
Español
News, forums and download focusing on Spanish-speaking flightsim communities and activities Spain and South America. Also real-world aviation news relating to those areas. Part of the simFlight network. simFlight Español
simFlight
France
News, forums and download focusing on the French flightsim communities and activities. Also real-world aviation news relating to France. Part of the simFlight network. simFlightFrance
simFlight
Germany
News, forums and download focusing on German flightsim communities and activities. Also real-world aviation news relating to Germany. Part of the simFlight network. simFlight Germany
simFlight
Italia
News, forums and download focusing on Italian flightsim communities and activities. Also real-world aviation news relating to Italy. Part of the simFlight network. simFlight Italia
simFlight
Japan
News, forums and download focusing on Japan's flightsim communities and activities. Also real-world aviation news relating to Japan. Part of the simFlight network. simFlight Japan
simFlight
Netherlands

& Benelux
News, forums and download focusing on The Netherlands, Belgium and Luxemburg flightsim communities and activities. Also real-world aviation news relating to Benelux countries. Part of the simFlight network. simFlight Netherlands
simFlight
Portugal
News, forums and download focusing on Portuguese-speaking flightsim communities and activities. Also real-world aviation news relating to Portugal and Brazil. Part of the simFlight network. simFlight Portugal
simFlight
Russia
News, forums and download focusing on Russian flightsim communities and activities. Also real-world aviation news relating to Russia. simFlight Russia
 Simreviews Reviews of commerciual add-ons for FSX, P3D and other flying sims from a team of European flight sim enthusiasts. A uniform scoring system is used covering things like modelling, detail, performance and value for money. Simreviews
VFR-
Flightsimmer
Large German language flight sim site with news and a good selection of active forums. VFR-Flightsimmer
Voo Virtual Portuguese language portal with news and active forums for discussion, advice, reviews and screenshots. English version available. Voo Virtual