Occupational Title | Brief Number | HOC Code |
| Dairy Farmers | 223 | RSI |
| Dairy Farm Managers | 223 | ESR |
| Dairy Field Supervisors (products manufacturing) | 173 | ESR |
| Dairy Helpers (products manufacturing) | 173 | REC |
| Dairy Herd Improvement Supervisors | 47 | REC |
| Dairy Processing Equipment Operators (products manufacturing) | 173 | REI |
| Dairy Products Manufacturing Workers | 173 | no code |
| Dairy Scientists | 238 | IRS |
| Dance Instructors (dancers) | 394 | ASE |
| Dance/Movement Therapists | 386 | ASI |
| Dancers | 394 | AER |
| Dancers, Ballet | 394 | AER |
| Dancers, Ethnic | 394 | AER |
| Dancers, Jazz | 394 | AER |
| Dancers, Modern | 394 | AER |
| Dancers, Team | 688 | AER |
| Dance Therapists | 386 | ASI |
| Database Administrators (information systems managers) | 77 | IRE |
| Database Managers (information systems) | 77 | IRE |
| Data Clerks | 308 | CSE |
| Data Communications Analysts (telecommunications workers) | 690 | RSI |
| Data Entry Clerks | 308 | CSE |
| Data Entry Clerks (office) | 3 | CSE |
| Data Entry Keyers | 308 | CSE |
| Data Entry Keyers (temporary workers) | 674 | CSE |
| Data Entry Operators | 308 | CSE |
| Data Typists | 308 | CSE |
| Dealers (gaming) | 577 | CSE |
| Deans, Academic | 93 | SEA |
| Deans of Admissions and Records | 371 | ESC |
| Deans of Admissions and Registrar | 371 | ESC |
| Deans of Enrollment Management | 371 | ESC |
| Deans of Students Registrar | 371 | ESC |
| DEA Special Agents | 638 | ERI |
| Deckhands (commercial fishermen) | 404 | REI |
| Deck Officers (merchant mariners) | 379 | ERS |
| Decommissioning and Decontamination Workers (hazardous materials remov | 566 | REI |
| Decontamination Technicians (hazardous materials removal) | 566 | REI |
| Decorators (pottery & porcelain ware industry) | 137 | CSE |
| Decorators, Set (motion picture) | 262 | AES |
| Definers | 658 | IAS |
| Dehairing Machine Tenders (slaughtering & meat-packing production) | 423 | REC |
| Deliverypersons (truck drivers) | 42 | RCS |
| Demographers | 165 | IRE |
| Demographers | 316 | IES |
| Demographic Economists | 233 | IAS |
| Demonstrators, Product | 299 | ESC |
| Dental Assistants | 260 | SAI |
| Dental Ceramists | 31 | REC |
| Dental Hygienists | 18 | SAI |
| Dental Technicians | 31 | REI |
| Dentists | 59 | ISR |
| Dentists, Pediatric | 59 | IRE |
| Dentists, Public Health | 59 | IRE |
| Department Heads (association executives) | 549 | ESR |
| Department Managers | 673 | ESC |
| Departure Controllers (air traffic) | 322 | SER |
| Depilatory Painters (slaughtering & meatpacking production) | 423 | RCE |
| Deportation Officers (immigration enforcement) | 139 | ESR |
| Deputy Clerks | 304 | CSE |
| Deputy Fire Chiefs (fire fighters) | 69 | SEA |
| Deputy Sheriffs | 48 | SER |
| Deputy U.S. Marshals | 676 | SEC |
| Dermatologists | 527 | ISR |
| Dermatologists, Pediatric | 527 | ISR |
| Dermatopathologists | 230 | IRE |
| Dermatopathologists | 527 | ISR |
| Derrick Operators (petroleum drilling) | 263 | RES |
| Design Engineers (aerospace) | 159 | IRE |
| Designers, Bank-Note (engravers) | 240 | AER |
| Designers, Commercial | 126 | AES |
| Designers, Costume (motion picture) | 262 | ASR |
| Designers, Display (merchandise) | 127 | AES |
| Designers, Fashion | 23 | ASR |
| Designers, Fashion (apparel industry) | 35 | ASR |
| Designers, Floral | 269 | ARE |
| Designers, Game | 678 | IRC |
| Designers, Graphic | 387 | AER |
| Designers, Industrial | 126 | AES |
| Designers, Interior | 30 | AES |
| Designers, Jewelry | 640 | REC |
| Designers, Level | 678 | IRC |
| Designers, Memorial | 489 | AER |
| Designers, Production (motion picture) | 262 | AES |
| Designers, Set (motion picture) | 262 | AES |
| Designers, Web Technical | 330 | AER |
| Desk Clerks (resort industry) | 50 | ECS |
| Desktop Publications Specialists | 195 | CRA |
| Desktop Publishers | 195 | CRA |
| Desktop Publishing Specialists (printing industry) | 426 | CRA |
| Detailers, Automobile (carwash attendants) | 589 | RCE |
| Detectives, Police | 44 | SER |
| Detention Officers (correctional officers) | 467 | SER |
| Developers, Video Game | 678 | IRC |
| Developmental Psychologists | 144 | IRS |
| Diagnostic Medical Sonographers | 513 | RSI |
| Diagnostic Radiologists | 462 | IRS |
| Dialysis Technicians | 528 | ISC |
| Dictionary Editors | 658 | IAS |
| Die Finishers (tool makers) | 60 | RIS |
| Die Makers, Trim (tool) | 60 | RIE |
| Die Repairers (tool makers) | 60 | RIE |
| Diesel Engine Specialists (mechanics) | 125 | REI |
| Diesel Mechanics | 125 | REI |
| Diesel Service Technician (mechanics) | 125 | REI |
| Die Setters (forge shop) | 352 | RIE |
| Die Sinkers (forge shop) | 352 | RIE |
| Die Sinkers (tool makers) | 60 | RIE |
| Dietetic Technicians (dietitians) | 76 | SEI |
| Dietitians | 76 | SIE |
| Dietitians, Clinical | 76 | SIE |
| Dietitians, Community | 76 | SRE |
| Dietitians, Consulting | 76 | SEI |
| Dietitians, Management | 76 | ESI |
| Dietitians, Research | 76 | ISR |
| Dietitians, Teaching | 76 | SIE |
| Diet Specialists | 571 | SEC |
| Digester Operators (paper products manufacturing) | 378 | RES |
| Digital Electronic Prepress Technicians | 195 | CRA |
| Digital Imaging Technicians (photofinishing laboratory) | 310 | RCI |
| Diocesan Priests | 440 | SAE |
| Direct Entry Midwives | 475 | SIR |
| Directors, Alumni | 669 | ESA |
| Directors, Art (advertising agency) | 113 | AES |
| Directors, Art (motion picture) | 262 | AES |
| Directors, Associate (association executives) | 549 | ESR |
| Directors, Athletics | 627 | SER |
| Directors, Camp (recreation workers) | 92 | ESA |
| Directors, Casting (motion picture) | 262 | SEC |
| Directors, Creative (advertising agency) | 113 | AES |
| Directors, Cruise | 302 | ESC |
| Directors, Display | 127 | AES |
| Directors, Fund-Raising | 209 | ESA |
| Directors, Funeral | 38 | ESR |
| Directors, Industrial Relations (human resources) | 258 | ESI |
| Directors, Legislative (congressional aides) | 525 | ESR |
| Directors, Library (librarians) | 82 | SEC |
| Directors, Marketing (lodging) | 350 | SER |
| Directors, Media (advertising agency) | 113 | ESC |
| Directors (motion picture) | 262 | ASE |
| Directors of Aviation | 457 | ESR |
| Directors of Housekeeping | 358 | ECR |
| Directors of Institutional Research and Records | 371 | ESC |
| Directors of Photography (motion picture) | 262 | AES |
| Directors of Records and Registration | 371 | ESC |
| Directors, Park | 470 | ERA |
| Directors, Product Development (video game developers) | 678 | ESI |
| Directors, Program (radio & television broadcasting) | 428 | SEA |
| Directors, Project (association executives) | 549 | ESI |
| Directors (radio & television broadcasting) | 428 | ESC |
| Directors, Recreation Center | 92 | ESA |
| Directors, Religious Education | 255 | SEA |
| Directors, Residence Hall | 311 | SEC |
| Directors, Stage (theatrical production) | 612 | AES |
| Directors, Technical (stage production technical staff) | 675 | ARS |
| Directors, Tour | 591 | ESC |
| Directors, Web Marketing | 633 | AES |
| Directory Assistance Operators (receptionists) | 107 | CSE |
| Disc Jockeys (announcers) | 54 | SEC |
| Dispatchers, Airline | 267 | ESI |
| Dispatchers, Assistant (airline) | 267 | ESI |
| Dispatchers (canning & preserving) | 389 | CRE |
| Dispatchers, Chief (gas & oil distribution) | 196 | ESC |
| Dispatchers, Emergency Medical Services | 180 | CSE |
| Dispatchers, Fire | 180 | ESC |
| Dispatchers, Flight | 267 | ESI |
| Dispatchers, Gas (gas & oil distribution) | 196 | ERS |
| Dispatchers, Medical Helicopter | 180 | CSE |
| Dispatchers, Oil (gas & oil distribution) | 196 | ESR |
| Dispatchers, Police | 180 | CSE |
| Dispatchers, Public Safety | 180 | CSE |
| Dispatchers, Radio | 180 | CSE |
| Dispatchers, Taxicab | 180 | CES |
| Dispatchers, Tow Truck | 180 | ESC |
| Dispatchers, Train (railroad) | 14 | ECS |
| Dispatchers, Utility Company | 180 | ECS |
| Dispensing Opticians | 123 | RIS |
| Display Designers (merchandise) | 127 | AES |
| Display Directors | 127 | AES |
| Displayers, Freelance Merchandise | 127 | ARE |
| Displayers, Merchandise | 127 | ARE |
| Distance Learning Educators | 632 | SER |
| Distillation Operators (industrial chemicals production) | 369 | RIE |
| Distribution Supervisors (gas & oil distribution) | 196 | ECS |
| Distribution Supervisors (petroleum refining) | 188 | ECS |
| Distributors (publishing) | 231 | RES |
| District Attorneys (lawyers) | 94 | EIA |
| District Office Representatives | 525 | CES |
| Divers, Commercial | 361 | RES |
| Divers, High (circus performers) | 251 | no code |
| Divers, Salvage | 361 | RES |
| Dive Tenders | 361 | RES |
| Dividing Machine Operators (bakery products) | 410 | RES |
| Dock Supervisors (gas & oil distribution) | 196 | RES |
| Dock Workers (longshore) | 484 | RES |
| Doctors of Chiropractic | 146 | ISR |
| Doctors of Internal Medicine | 686 | IRS |
| Doctors of Optometry | 85 | ISE |
| Doctors of Osteopathy | 667 | ISR |
| Doctors of Podiatric Medicine (DPMs) | 111 | SIR |
| Doctors of Veterinary Medicine (DVMs) | 83 | IRS |
| Dog Daycare Workers | 319 | RCS |
| Dog Groomers | 321 | RSE |
| Dog Trainers | 508 | RES, SEC |
| Dolly Grips (motion picture industry) | 2 | RES |
| Domestic Animal Trainers | 508 | RES, SEC |
| Dough Mixer Operators (bakery products) | 410 | REI |
| Dough Mixers (bakery products) | 410 | RCS |
| Doulas | 475 | SIR |
| Drafters | 22 | no code |
| Drafters, Aeronautical | 22 | IRC |
| Drafters, Architectural | 22 | RCI |
| Drafters, Civil | 22 | IRE |
| Drafters, Electrical | 22 | IRC |
| Drafters, Electronic | 22 | IRE |
| Drafters, Marine | 22 | IRE |
| Drafters, Mechanical | 22 | IRE |
| Drafters, Pipeline | 22 | IRC, RIE |
| Drafters (pottery & porcelain ware industry) | 137 | RIE |
| Drafters, Process Piping | 22 | IRC, RIE |
| Dragline Operators (mining industry) | 187 | RSE |
| Drawer Makers (furniture manufacturing) | 373 | CRS |
| Dressing Room Attendants (resort industry) | 50 | RES |
| Dressmakers (tailors) | 6 | RSE |
| Drier Operators (pasta products) | 555 | REC |
| Drillers, Rotary (petroleum) | 263 | REI |
| Drillers, Water Well | 499 | RIE |
| Drilling Engineers (petroleum) | 263 | RIE |
| Drilling Machine Operators (mining industry) | 187 | RIE |
| Drip Pumpers (gas & oil distribution) | 196 | REC |
| Driver-Sales Workers (truck) | 42 | ESR |
| Drivers, Bus | 52 | RES |
| Drivers, Cab | 242 | RIE |
| Drivers, Chartered Bus | 52 | RES |
| Drivers, Forklift (longshore) | 484 | RCE |
| Drivers, Heavy-Duty Truck | 42 | RCS |
| Drivers (household service) | 232 | no code |
| Drivers, Intercity Bus | 52 | RES |
| Drivers, Intercity (truck) | 42 | RIE |
| Drivers, Interstate (truck) | 42 | RIE |
| Drivers, Light Truck | 42 | RCS |
| Drivers, Local Transit Bus | 52 | RES |
| Drivers, Local (truck) | 42 | RCS |
| Drivers, Long-Distance (truck) | 42 | RIE |
| Drivers, Paratransit | 242 | SRC |
| Drivers, Race Car | 656 | RES |
| Drivers, Route (truck) | 42 | RCS |
| Drivers/Sales Workers (publishing) | 231 | RES |
| Drivers, School Bus | 52 | RES |
| Drivers. Shuttle-Bus | 52 | RES |
| Drivers, Skidder (logging industry) | 416 | RES |
| Drivers, Sulky (racetrack workers) | 629 | SRE |
| Drivers, Taxi | 242 | RIE |
| Drivers, Tractor-Trailer Truck | 42 | RIE |
| Drivers, Truck | 42 | no code |
| Driving Instructors | 506 | SER |
| Drug Enforcement Administration Special Agents | 638 | ERI |
| Dry Cleaners | 34 | RES |
| Dry Cleaning Workers | 34 | no code |
| Dry Curers (slaughtering & meat-packing production) | 423 | RES |
| Dryer Operators (industrial chemicals production) | 369 | REI |
| Drying Machine Operators (pottery & porcelain ware industry) | 137 | REC |
| Dry Milk Operators (dairy products manfacturing) | 173 | REI |
| Drywall Finishers | 273 | RCS |
| Drywall Installers | 273 | RCS |
| DS Special Agents | 388 | ERI |
| DTP Operators | 195 | CRA |
| Dyers (knit goods industry) | 413 | RCE |
| Dye-Tub Workers (knit goods industry) | 413 | RCE |
| Dynamic Meteorologists | 143 | IRS |