FAA Air Traffic Control System Real-time Airport Status
- Data on the current operating status of all US commercial airports: identifies those that are closed or experiencing flight delays.
- http://www.fly.faa.gov/flyfaa/usmap.jsp

AirNav: Airport Information
- Detailed airport information, including all airport and navigational aid communications frequencies.
- http://airnav.com/airports/

Civil Air Patrol Airfield Photos
- Aerial pictures of runways and facilities from up to four different angles.
- http://www.capnhq.gov/airfield/default.asp

AeroPlanner.Com Airport Directory
- Search by ID and facility name. Provides information on facilities, communications, runways, location, notams, charts, approach plates, nearby facilities, remarks and user comments.
- http://www.aerochart.com/mapping/chart/aptsel.cfm

Airports America
- Operator, address, phone number, brief summary, link to official facility web site, parking, limousine, bus, shuttle service and accommodation information. Also information on how to list facilities and services.
- http://www.airportsamerica.com/

FAA Office of Airports
- Information on safety and wildlife issues, design, engineering and construction, financial assistance and Part 139 Certification. Forms, reports, data, news, publications, and advisory circulars can also be found.
- http://www.faa.gov/arp/