Does Sparkfun have the same USB connector as seen in this tutorial? http://www.yosemiteoutside.com/m/Blogs/ … C3AAB.html
You should be able to buy USB connectors like that from any component supplier.
Leon
[PRT-09011 USB Female Type A SMD Connector - Same type of connector but mounts ontop of the PCB instead of being inline.](USB Female Type A SMD Connector - PRT-09011 - SparkFun Electronics)