This site list small Computer and Radio Parts
I will no longer be shipping outside the US. I am considering shipping to a select set of countries that have tracking capabilities, but I not sure about it, I will decide after a trip to the Post Office in August and see if insurance is available for those countries.
Please note that most parts offer discounts at Qty 3, 5, 10, 25
At http://files.k5nwa.com/tpp you will find data and application notes on the current parts and parts I'm considering adding to this website. Right click on the file of interest and select save.