The Air Transport Association is the trade group of airlines that transport cargo and passengers. Air freight and related information is available here.
http://www.airlines.org/
Updated weekly the Department of Energy provides this site that reports the weekly fuel prices regionally.
http://tonto.eia.doe.gov/oog/info/wohdp/diesel.asp
The TSA overseas cargo programs and related laws governing the air shipment of cargo.
http://www.tsa.gov/
The airforwarders association is the leading trade group for the global forwarding industry.
http://www.airforwarders.org/
The American Trucking Association represents the trucking industry and provides information about ground freight movement.
http://www.truckline.com/Pages/Home.aspx
A currency converter to make working in different currencies easy.
http://www.xe.com/ucc/
What time is it in Puerto Rico?
http://www.timeanddate.com/
Trade group that represents the general Freight Transportation interests.
http://www.nitl.org/
Supply Chain management professionals group that offers education and support for the industry.
http://cscmp.org/
Trade Group that promotes improvement in the safe transportation of hazardous materials/dangerous goods globally by providing education, assistance and information.
http://www.dgac.org/
Major source for news and information about air freight.
http://www.aircargocommunities.com/
Third Party Logistics trade group hosting learning events and quality programs.
http://www.tianet.org