AIRNAV.com
http://www.airnav.com/
Distance Measure (as the crow flies)
http://www.indo.com/cgi-bin/dist
DUATS on the Web
http://www.duats.com/
FAA Aeronautical Information Manual -
Official Guide to Basic Flight Information and ATC Procedures
http://www1.faa.gov/ATpubs/AIM/index.htm
FAA Flight Standard Services
http://www2.faa.gov/avr/afs/regulations.cfm
FAA Letters to Airmen Concerning Temporary Flight Restrictions
http://www2.faa.gov/NTAP/specialnotams/
Letter_To_Airmen_Concerning_Temporary_Flight_Restrictions.htm
FltPlan.com
http://www.fltplan.com/
Flight Planner
http://www.pmflightplanner.com/
National ASOS/AWOS Site
http://www1.faa.gov/asos/map/map.htm
NOTAM
http://www1.faa.gov/ntap/
Security Information for GA Pilots
http://www2.faa.gov/NTAP/specialnotams/Security%20Information%20Advisory.htm
Oregon Airports Online (hosted by OPA)
http://www.oregonpilot.org/ORAirports/orairport.htm
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