1.1 Fully Warfare Qualified Unrestricted Line (URL) Officers
1.2 Non-Warfare Qualified Unrestricted Line (URL) Officers
1.3 Training Designators For Unrestricted Line Officers
1.4 Restricted Line (RL) Officer Designators
1.5 Training Designators For Restricted Line Officers
1.6 Restricted Line Special Duty (SD) Officers
3.1 Limited Duty Line Officers
3.2 Limited Duty Staff Corps Officers
4.1 Line Chief Warrant Officers
4.2 Staff Corps Chief Warrant Officers
(1xxx) Line Officers
Fully Warfare Qualified Unrestricted Line (URL) Officers
| 111x | URL Officer qualified as a Surface Warfare Officer. |
| 112x | URL Officer qualified as a Submarine Warfare Officer. |
| 113x | URL Officer qualified as a Special Warfare Officer (SEAL). |
| 114x | URL Officer qualified as a Special Operations Officer by virtue of training in the Explosive Ordnance Disposal (EOD), Diving/Salvage, and EOM functional areas. |
| 130x | Previously qualified Naval Aviator or Naval Flight Officer whose operational flight rating has been terminated for medical or performance reasons, or by the individual's personal resignation. |
| 131x | URL Officer qualified for duty involving piloting heavier-than-air, or heavier and lighter-than air types of aircraft as a Naval Aviator. Includes Naval Aviator-Astronaut. |
| 132x | URL Officer qualified for duty involving flying heavier-than-air, or heavier and lighter-than-air type aircraft as a Naval Flight Officer. Includes Naval Flight Officer-Astronaut. |
Non-Warfare Qualified Unrestricted Line (URL) Officers
110x General URL Officer without any warfare qualification (NOTE: the 110X designator is being phased out and superseded by various Restricted Line incumbents).
Training Designators For Unrestricted Line Officers
| 116x | URL Officer in training for Surface Warfare Officer qualification. |
| 117x | URL Officer in training for Submarine Warfare Officer qualification. |
| 118x | URL Officer in training for Special Warfare qualification. |
| 119x | URL Officer in training for Special Operations qualification. |
| 137x | URL Officer in training for duty involving flying as a Naval Flight Officer. |
| 139x | URL Officer in training for duty involving flying as a Naval Aviator (pilot). |
Restricted Line (RL) Officer Designators
| 120x | RL Officer - Human Resources Officer. |
| 121x | RL Officer - Nuclear Propulsion Training Officer (Nuclear Power School Instructor). |
| 122x | RL Officer - Nuclear Engineering Officer (Naval Reactors Engineer). |
| 123x | RL Officer - Permanent Military Professor (NOTE: Pay grades O-5 through O-6 only). |
| 144x | RL Officer - Engineering Duty Officer (EDO). |
| 150x | RL Officer - Aerospace Engineering Duty Officer, Engineering or Maintenance (NOTE: Designators 151X and 152X merge into 150X at pay grade O-6). |
| 151x | RL Officer - Aerospace Engineering Duty Officer, Engineering (AEDO). |
| 152x | RL Officer - Aerospace Engineering Duty Officer, Maintenance (AMDO and AMO). |
| 154x | RL Officer - Aviation Duty Officer (ADO Naval Aviator) |
| 171x | RL Officer - Foreign Area Officer (FAO). |
| 180x | RL Officer - Meteorology/Oceanography Officer.[5] |
| 181x | RL Officer - Information Warfare Officer (NOTE: Formerly designators 161x and 164x (Cryptology); redesignated effective October 2010 under Information Dominance Corps).[5] |
| 182x | RL Officer - Information Professional Officer (NOTE: Formerly designator 160x; redesignated effective October 2010 under Information Dominance Corps).[5] |
| 183x | RL Officer - Intelligence Officer (NOTE: Formerly designator 163x, redesignated effective October 2010 under Information Dominance Corps).[5] |
| 184x | RL Officer - Cyber Warfare Engineering Officer.[5] |
Training Designators For Restricted Line Officers
146x RL Officer - in training for Engineering Duty Officer (EDO) (NOTE: Designator converts to 144x upon completion of qualification requirements).
172x RL Officer - in training for Foreign Area Officer (FAO) (NOTE: Designator converts to 171x upon completion of qualification requirements).
Restricted Line Special Duty (SD) Officers
| 166x | SD Officer - Strategic Sealift Officer (NOTE: Formerly designators 162x, 166x, 167x, and 169x (Merchant Marine)) [6] |
| 165x | SD Officer - Public Affairs Officer [7] |
| 170x | SD Officer - Fleet Support Officer |
(2xxx) Staff Corps Designators
| 210x | Medical Corps Officer |
| 220x | Dental Corps Officer |
| 230x | Medical Service Corps Officer |
| 250x | Judge Advocate General's Corps Officer |
| 270x | Senior Health Care Executive Officer (NOTE: Flag Officers, O-7 through O-9, accessed from designators 210X, 220X, 230X and 290X) |
| 290x | Nurse Corps Officer |
| 310x | Supply Corps Officer |
| 410x | Chaplain Corps Officer |
| 510x | Civil Engineer Corps (i.e., Seabee) Officer |
(6xxx) Limited Duty Officers
Limited Duty Line Officers
| 611X Deck (Surface) |
| 612X Operations (Surface) |
| 613X Engineering/Repair (Surface) |
| 615X Special Warfare |
| 616X Ordnance (Surface) |
| 618X Electronics (Surface) |
| 621X Deck (Submarine) |
| 623X Engineering/Repair (Submarine) |
| 626X Ordnance (Submarine) |
| 628X Electronics (Submarine) |
| 629X Communications (Submarine) |
| 631X Deck (Aviaton) |
| 632X Operations (Aviation) |
| 633X Maintenance (Aviation) |
| 636X Ordnance (Aviation) |
| 639X Air Traffic Control |
| 640X Nuclear Power (General) |
| 641X Administration (General) |
| 642X Information Systems (General) |
| 643X Bandmaster (General) |
| 644X Information Warfare (General) |
| 645X Intelligence (General) |
| 646X Meteorology/Oceanography (General) |
| 647X Photography (General) |
| 648X Explosive Ordnance Disposal (General) |
| 649X Security (General) |
Limited Duty Staff Corps Officers
| 651X Supply Corps |
| 653X Civil Engineer Corps |
| 655X Law |
(7xxx) Warrant Officers
Line Chief Warrant Officers
| 711X Boatswain (Surface) |
| 712X Operations Technician (Surface) |
| 713X Engineering Technician (Surface) |
| 715X Special Warfare Technician |
| 716X Ordnance Technician (Surface) |
| 717X Special Warfare Combatant Craft Technician |
| 718X Electronics Technician (Surface) |
| 720X Diving Officer |
| 721X Boatswain (Submarine) |
| 723X Engineering Technician (Submarine) |
| 726X Ordnance Technician (Submarine) |
| 728X Electronics Technician (Submarine) |
| 731X Boatswain (Aviation) |
| 732X Operations Technician (Aviation) |
| 734X Maintenance Technician (Aviation) |
| 736X Ordnance Technician (Aviation) |
| 738X Electronics Technician (Aviation) |
| 740X Nuclear Power Technician (General) |
| 741X Ship's Clerk (General) |
| 742X Information Systems Technician (General) |
| 743X Cyber Warfare (General) |
| 744X Information Warfare Technician (General) |
| 745X Intelligence Technician (General) |
| 748X Explosive Ordnance Disposal Technician (General) |
| 749X Security Technician (General) |
Staff Corps Chief Warrant Officers
| 751X Supply Corps |
| 752X Food Service |
| 753X Civil Engineer Corps |