Aircraft carriers CV, CVN
Submarines SSBN, SSN
Cruisers CG
Destroyers DDG, DD
Frigates FFG, LCS
Mine Vessels MCM, MHC
Patrol Vessels PC
Amphibious LHA, LHD, LPH, LPD, LCC
Auxiliaries AS, ARS, ARC, AGM, AGS, AGOR, AGOS, AE, AFS, AKE, AO, ATF, ATS EPF, ESB, ESD, District
Information Classification: General
MCS/Sealift
US Coast Guard
NOAA
Army.