Crossword clues for Ship initials 3 letters:UFOAlien ship initialsUSSShip initials.HMSBritish ship initialsFOBShipping initialsUSSAmer. ship initialsHMSShip initialsUSSInitials on many a shipUSSSAmerican ship initialsFIRSTPORTOFCALLCruise ship's initial stopUSSSInitials on an American shipEANNIEPROULXPulitzer- and National Book Award-winning author of "The Shipping News" (who later dropped her first initial)