UShip is definitely hit and miss. I have had one great success and one dismal failure with the drivers responding. Once you find a good guy, call him first the next time.
I just shipped a crate of parts from the US to Germany. I found this company to be good at customer service...
http://www.uboxworldwide.com ... I dropped the crate off at their Linden, NJ location and it's on its way.
-CTH