Originally Posted by meurik

Will Breen ships have their own "unique" registry Prefix?

One thought was to add C.B.S. (Confederate Breen Ship), which also serves to be a pun on CBS.

For faction specific:
F.B.S. (Federation Breen Ship)
K.B.S. (Klingon Breen Ship).

http://en.memory-alpha.org/wiki/Breen_Confederacy