No we don't have an integration to
Fastway couriers, however, you can use the custom shipping options to
manually set up prices for postcode ranges and weights. You can find
information on setting up a custom shipping option here:
http://support.ashop.com.au/KB/a314/creating-shipping-methods.aspx
http://helpconsole.ashop.com.au/display/HC/Custom+Shipping+Calculation+Options