Partial List Only:

An officer designator tells what the officer's job is. The last digit (X) denotes the whether the officer has a Regular(0), Reserve (5), or Full Time Support (7) commission. Currently all officers entering the Navy receive a Reserve commission.

111X An Unrestricted Line Officer who is qualified in Surface Warfare

112X An Unrestricted Line Officer who is qualified in Submarine Warfare

113X An Unrestricted Line Officer who is qualified in Special Warfare

114X An Unrestricted Line Officer who is a Special Operation officer by virtue of training in the EOD, DIV/ SAL, and EOM functional areas

116X An Unrestricted Line Officer who is in training for Surface Warfare qualification

117X An Unrestricted Line Officer who is in training for Submarine Warfare qualification

118X An Unrestricted Line Officer who is in training for Special Warfare qualification

119X An Unrestricted Line Officer who is in training for Special Operations qualification

131X An Unrestricted Line Officer who is qualified for duty involving flying heavier-than-air, or heavier and lighter-than air type of aircraft as a pilot

132X An Unrestricted Line Officer who is qualified for duty involving heavier-than-air, or heavier and lighter-than-air type aircraft as a Naval Flight Officer

137X An Unrestricted Line Officer who is in training for duty involving flying as a Naval Flight Officer

139X An Unrestricted Line Officer who is in training for duty involving flying as a pilot

140X An Engineering Duty Officer

151X An Aerospace Engineering Duty (Engineering) Officer

152X An Aerospace Engineering Duty (Maintenance) Officer

160X A Special Duty Officer (Information Professional)

161X A Special Duty Officer (Cryptology)

162X, 166X, 167X, 169X A Special Duty Officer (Merchant Marine)

163X A Special Duty Officer (Intelligence)

164X A restricted Line Officer in training for qualification as Special Duty Officer (Cryptology)

165X A Special Duty Officer (Public Affairs)

1687 A Special Duty Officer (Reserve Recruiter)

180X A Special Duty Officer (Oceanography)

210X A Medical Corps Officer

220X A Dental Corps Officer

230X A Medical Service Corps Officer

250X A Judge Advocate General's Corps Officer

290X A Nurse Corps Officer

310X A Supply Corps Officer

410X A Chaplain Corps Officer

510X A Civil Engineer Corps Officer

61XX, 62XX, 63XX, 64XX A Limited Duty Officer (Line)