There are 3 main ports of entry into the USVI.

you can find the details here:
http://www.cbp.gov/xp/cgov/toolbox/contacts/ports/vi/

and here:
http://www.viport.com/seaports/seaports.html#The%20Gallows%20Bay%20Dock

They mention Gallows Bay Dock, Christianstead, but I'd call 'em and ask.