| Fabric Normalizer | Fabric Stretcher | Fabric-and-accessories Estimator |
| Fabric-coating Supervisor | Fabric-lay-out Worker | Fabric-machine Operator I |
| Fabric-machine Operator Ii | Fabricator, Artificial Breast | Fabricator, Foam Rubber |
| Fabricator, Industrial Furnace | Fabricator, Shower Doors And Panels | Fabricator-assembler, Metal Products |
| Facer | Facilities Planner | Facilities-flight-check Pilot |
| Facility Examiner | Facing Baster, Jumpbasting | Facing-machine Operator |
| Factor | Factory Helper | Factory Lay-out Engineer |
| Faculty Member, College Or University | Faller I | Faller Ii |
| Family Practitioner | Fan-blade Aligner | Fancy-wire Drawer |
| Farm-equipment Mechanic I | Farm-equipment Mechanic Ii | Farm-equipment-mechanic Apprentice |
| Farm-machine Operator | Farm-machine Tender | Farm-machinery Set-up Mechanic |
| Farmer, Cash Grain | Farmer, Diversified Crops | Farmer, Field Crop |
| Farmer, Fruit Crops, Bush And Vine | Farmer, General | Farmer, Tree-fruit-and-nut Crops |
| Farmer, Vegetable | Farmworker, Bulbs | Farmworker, Dairy |
| Farmworker, Diversified Crops I | Farmworker, Diversified Crops Ii | Farmworker, Field Crop I |
| Farmworker, Field Crop Ii | Farmworker, Fruit I | Farmworker, Fruit Ii |
| Farmworker, General I | Farmworker, General Ii | Farmworker, Grain I |
| Farmworker, Grain Ii | Farmworker, Livestock | Farmworker, Machine |
| Farmworker, Poultry | Farmworker, Rice | Farmworker, Vegetable I |
| Farmworker, Vegetable Ii | Fashion Artist | Fashion Coordinator |
| Fashion Designer | Fast-foods Worker | Fastener Technologist |
| Fastener, Machine | Fastener-sewing-machine Operator | Fat-purification Worker |
| Feather Mixer | Feather Renovator | Feather Sawyer |
| Feather Separator | Feather Shaper | Feather Stitcher |
| Feather Washer | Feather-curling-machine Operator | Feather-cutting-machine Feeder |
| Feather-drying-machine Operator | Feather-duster Winder | Featheredger And Reducer, Machine |
| Federal Aid Coordinator | Feed And Farm Management Adviser | Feed Blender |
| Feed Grinder | Feed Mixer | Feed Weigher |
| Feed-in Worker | Feed-mixer Helper | Feed-research Aide |
| Feeder | Feeder-catcher, Tobacco | Feeder-switchboard Operator |
| Felled-seam Operator, Chainstitch | Felt Carbonizer | Felt Cutter |
| Felt Hanger | Felt-cutting-machine Operator | Felt-goods Supervisor, Needle Process |
| Felt-hat Steamer | Felt-strip Finisher | Felt-tipping-machine Tender |
| Felt-washing-machine Tender | Felting-machine Operator | Felting-machine-operator Helper |
| Feltmaker And Weigher | Fence Erector | Fence-erector Supervisor |
| Fence-making Machine Operator | Fermentation Operator | Fermenter Operator |
| Fermenter, Wine | Ferryboat Captain | Ferryboat Operator |
| Ferryboat Operator, Cable | Ferryboat-operator Helper | Fertilizer Mixer |
| Fettler | Fiber Technologist | Fiber-machine Tender |
| Fiberglass Laminator | Fiberglass-bonding-machine Tender | Fiberglass-container-winding Operator |
| Fiberglass-dowel-drawing-machine Operator | Fiberglass-machine Operator | Field Artillery Crewmember |
| Field Artillery Operations Specialist | Field Artillery Senior Sergeant | Field Cashier |
| Field Contractor | Field Engineer | Field Engineer, Specialist |
| Field Hauler | Field Inspector, Disease And Insect Control | Field Recorder |
| Field Representative | Field Service Engineer | Field Service Technician |
| Field Service Technician, Poultry | Field Supervisor, Broadcast | Field Supervisor, Oil-well Services |
| Field Supervisor, Seed Production | Field-assembly Supervisor | Field-contact Technician |
| Field-map Editor | Field-mechanical-meter Tester | Field-ring Assembler |
| Field-service Engineer | Field-service Representative | Fig Caprifier |
| Figure Refinisher And Repairer | File Clerk I | File Clerk Ii |
| File Cutter | Filer | Filer And Sander |
| Filer, Finish | Filer, Hand, Tool | Filing-and-polishing Supervisor |
| Filler | Filler Feeder | Filler Mixer |
| Filler Room Attendant | Filler Shredder, Machine | Filler Spreader |
| Filler-block Inserter-remover | Filler-shredder Helper | Filling Machine Tender |
| Filling-and-stapling-machine Operator | Filling-machine Operator | Filling-machine Set-up Mechanic |
| Film Developer | Film Flat Inspector | Film Inspector |
| Film Laboratory Technician | Film Laboratory Technician I | Film Laboratory Technician Ii |
| Film Loader | Film Or Videotape Editor | Film Printer |
| Film Spooler | Film-casting Operator | Film-or-tape Librarian |
| Film-rental Clerk | Film-replacement Orderer | Film-vault Supervisor |
| Filter Changer | Filter Cleaner | Filter Helper |
| Filter Operator | Filter Tender | Filter Tender, Jelly |
| Filter Washer | Filter Washer And Presser | Filter-plant Supervisor |
| Filter-press Operator | Filter-press Tender | Filter-press Tender, Head |
| Filter-screen Cleaner | Filter-tank Operator | Filter-tank-tender Helper, Head |
| Filtering-machine Tender | Filtration Operator, Polyethylene Catalyst | Final Assembler |
| Final Finisher, Forging Dies | Final Inspector | Final Inspector, Motorcyles |
| Final Inspector, Movement Assembly | Final Inspector, Paper | Final Inspector, Shuttle |
| Final Inspector, Truck Trailer | Final Tester | Final-dressing Cutter |
| Financial Planner | Financial-aid Counselor | Financial-aids Officer |
| Fine Arts Packer | Finer | Finger Cobbler |
| Finger-grip-machine Operator | Fingernail Former | Fingerprint Classifier |
| Fingerprint Clerk I | Fingerprint Clerk Ii | Finish Opener, Jewel Hole |
| Finish Patcher | Finish-machine Tender | Finished-stock Inspector |
| Finisher | Finisher Operator | Finisher, Brush |
| Finisher, Denture | Finisher, Fiberglass Boat Parts | Finisher, Hand |
| Finisher, Machine | Finisher-card Tender | Finishing Supervisor |
| Finishing Supervisor, Plastic Sheets | Finishing Trimmer | Finishing-area Operator |
| Finishing-area Supervisor | Finishing-machine Operator | Fire Assistant |
| Fire Captain | Fire Chief | Fire Chief's Aide |
| Fire Fighter | Fire Fighter, Crash, Fire, And Rescue | Fire Inspector |
| Fire Lookout | Fire Marshal | Fire Ranger |
| Fire Warden | Fire-control Mechanic | Fire-equipment Inspector |
| Fire-equipment-inspector Helper | Fire-extinguisher Repairer | Fire-extinguisher-sprinkler Inspector |
| Fire-fighting-equipment Specialist | Fire-hose Curer | Fire-investigation Lieutenant |
| Fire-prevention Research Engineer | Fire-protection Engineer | Fire-protection Engineering Technician |
| Firearms-assembly Supervisor | Firer | Firer Helper |
| Firer, High Pressure | Firer, Kiln | Firer, Locomotive |
| Firer, Low Pressure | Firer, Marine | Firer, Retort |
| Firesetter | Fireworks Assembler | Fireworks Display Specialist |
| Fireworks Maker | First Helper | First-aid Attendant |
| First-breaker Feeder | Fish And Game Warden | Fish Bailer |
| Fish Chopper, Gang Knife | Fish Cleaner | Fish Cleaner Machine Tender |
| Fish Drier | Fish Farmer | Fish Hatchery Worker |
| Fish Packer | Fish Roe Processor | Fish Roe Technician |
| Fish Smoker | Fish-bin Tender | Fish-cake Maker |
| Fish-egg Packer | Fish-liver Sorter | Fish-machine Feeder |
| Fish-net Stringer | Fish-stringer Assembler | Fisher, Diving |
| Fisher, Line | Fisher, Net | Fisher, Pot |
| Fisher, Spear | Fisher, Terrapin | Fisher, Weir |
| Fishing Accessories Maker | Fishing-line-winding-machine Operator | Fishing-lure Assembler |
| Fishing-reel Assembler | Fishing-rod Assembler | Fishing-rod Marker |
| Fishing-tool Technician, Oil Well | Fitter | Fitter Helper |
| Fitter I | Fitter Ii | Fitter, Ventilated Rib |
| Fitter-placer | Fittings Finisher | Fixed-capital Clerk |
| Fixer, Boarding Room | Fixing-machine Operator | Fixture Maker |
| Fixture Repairer-fabricator | Flagger | Flake Miller, Wheat And Oats |
| Flake-cutter Operator | Flaker Operator | Flaking-roll Operator |
| Flame Channeler | Flame Degreaser | Flame-annealing-machine Setter |
| Flame-hardening-machine Operator | Flame-hardening-machine Setter | Flamer |
| Flanger | Flanging-roll Operator | Flare Breaker |
| Flash Ranging Crewmember | Flash-drier Operator | Flat Clothier |
| Flat Drier | Flat Polisher | Flat Surfacer, Jewel |
| Flatcar Whacker | Flatlock-sewing-machine Operator | Flatware Maker |
| Flatwork Finisher | Flatwork Tier | Flavor Extractor |
| Flavor Room Worker | Flavoring Oil Filterer | Fleece Tier |
| Flesher | Flexographic-press Operator | Flight Attendant, Ramp |
| Flight Engineer | Flight Operations Specialist | Flight-crew-time Clerk |
| Flight-information Expediter | Flight-operations Inspector | Flight-test Data Acquisition Technician |
| Flocker | Floor And Wall Applier, Liquid | Floor Attendant |
| Floor Broker | Floor Layer | Floor Service Worker, Spring |
| Floor Supervisor, Endless-belt-weaving Department | Floor Winder | Floor Worker |
| Floor Worker, Well Service | Floor-covering Layer | Floor-layer Apprentice |
| Floor-space Allocator | Floorworker, Lasting | Floorworker-distributor |
| Floral Designer | Flotation Tender | Flotation-tender Helper |
| Flour Blender | Flour Mixer | Flour-blender Helper |
| Flower Picker | Flower-machine Operator | Flower-pot-press Operator |
| Fluid Jet Cutter Operator | Fluid-power Mechanic | Flumer |
| Flumer I | Flumer Ii | Fluoroscope Operator |
| Flusher | Flux Mixer | Flux-tube Attendant |
| Fly Tier | Flyer | Flyer Repairer |
| Flying-shear Operator | Foam Charger | Foam Dispenser |
| Foam-gun Operator | Foam-machine Operator | Foiling-machine Adjuster |
| Foiling-machine Operator | Folder | Folder, Hand |
| Folder, Machine | Folder-seamer, Automatic | Folder-tier |
| Folding-machine Feeder | Folding-machine Operator | Folding-machine Tender |
| Follow-up Clerk | Food And Drug Inspector | Food Assembler, Kitchen |
| Food Checker | Food Mixer | Food Order Expediter |
| Food Technologist | Food Tester | Food-and-beverage Checker |
| Food-and-beverage Controller | Food-management Aide | Food-service Driver |
| Food-service Supervisor | Food-service Worker, Hospital | Foot Straightener |
| Foot Worker | Foot-miter Operator | Force-variation Equipment Tender |
| Foreign Banknote Teller-trader | Foreign Clerk | Foreign-exchange Dealer |
| Foreign-exchange-position Clerk | Foreign-service Officer | Foreign-student Adviser |
| Forepart Laster | Forest Ecologist | Forest Engineer |
| Forest Nursery Supervisor | Forest Worker | Forest-fire Fighter |
| Forest-products Gatherer | Forester | Forester Aide |
| Forge Helper | Forge-shop Supervisor | Forge-shop-machine Repairer |
| Forging-press Operator I | Forging-press Operator Ii | Forging-roll Operator |
| Form Builder | Form Coverer | Form Designer |
| Form Maker, Plaster | Form-grader Operator | Form-tamper Operator |
| Formation-testing Operator | Former Helper, Hand | Former, Hand |
| Forming-machine Adjuster | Forming-machine Operator | Forming-machine Tender |
| Forming-machine Upkeep Mechanic | Forming-machine Upkeep-mechanic Helper | Forming-process Worker |
| Forming-roll Operator I | Forming-roll Operator Ii | Forms Analyst |
| Formula Clerk | Formula Weigher | Formula-room Worker |
| Forwarder | Foster Parent | Foundation Maker |
| Foundation-drill Operator | Foundry Laborer, Coreroom | Foundry Metallurgist |
| Foundry Supervisor | Foundry Worker, General | Fountain Pen Turner |
| Fountain Server | Four-corner-stayer-machine Operator | Four-h Club Agent |
| Four-slide-machine Operator I | Four-slide-machine Operator Ii | Four-slide-machine Setter |
| Fourdrinier-machine Operator | Foxing Cutter, Hot Knife | Foxing Painter |
| Foxing-cutting-machine Operator, Automatic | Frame Bander | Frame Carver, Spindle |
| Frame Changer | Frame Feeder | Frame Hand |
| Frame Repairer | Frame Straightener | Frame Stripper |
| Frame Trimmer I | Frame Trimmer Ii | Frame Wirer |
| Frame-table Operator | Frame-table-operator Helper | Framer |
| Frazer | Freezer Operator | Freezer Tunnel Operator |
| Freezing-machine Operator | Freezing-room Worker | Freight-car Cleaner, Delta System |
| Freight-loading Supervisor | Freight-traffic Consultant | Fresh-work Inspector |
| Fretted-instrument Inspector | Fretted-instrument Maker, Hand | Fretted-instrument Repairer |
| Friction-paint-machine Tender | Fringer | Fringing-machine Operator |
| Frit-mixer-and-burner | Front Maker, Lockstitch | Front-edge-tape Sewer, Lockstitch |
| Front-end Loader Operator | Front-end Mechanic | Front-sight Attacher |
| Frothing-machine Operator | Frozen Pie Maker | Fruit Coordinator |
| Fruit Cutter | Fruit Distributor | Fruit-bar Maker |
| Fruit-buying Grader | Fruit-grader Operator | Fruit-press Operator |
| Fuel Attendant | Fuel-house Attendant | Fuel-injection Servicer |
| Fuel-oil Clerk | Fuel-system-maintenance Supervisor | Fuel-system-maintenance Worker |
| Fuller | Fulling-machine Operator | Fumigator |
| Fumigator And Sterilizer | Fun-house Operator | Functional Tester, Typewriters |
| Fund Raiser I | Fund Raiser Ii | Funeral Attendant |
| Fur Blender | Fur Blower | Fur Cleaner |
| Fur Cleaner, Hand | Fur Cleaner, Machine | Fur Cutter |
| Fur Designer | Fur Dresser | Fur Farmer |
| Fur Finisher | Fur Glazer | Fur Ironer |
| Fur Nailer | Fur Plucker | Fur Sorter |
| Fur Trimmer | Fur-blower Operator | Fur-cutting-machine Operator |
| Fur-floor Worker | Fur-glazing-and-polishing-machine Operator | Fur-machine Operator |
| Fur-repair Inspector | Fur-storage Clerk | Furnace Charger |
| Furnace Cleaner | Furnace Helper | Furnace Installer |
| Furnace Installer-and-repairer, Hot Air | Furnace Operator | Furnace Tender |
| Furnace Worker | Furnace-and-wash-equipment Operator | Furnace-combustion Analyst |
| Furnace-installer-and-repairer Helper, Hot Air | Furnace-stock Inspector | Furniture Assembler |
| Furniture Assembler-and-installer | Furniture Cleaner | Furniture Designer |
| Furniture Finisher | Furniture Reproducer | Furniture Restorer |
| Furniture Upholsterer | Furniture-finisher Apprentice | Furniture-rental Consultant |
| Furniture-upholsterer Apprentice | Furrier | Fuse Assembler |
| Fuse Maker | Fuse-cup Expander | Fusing-furnace Loader |
| Fusing-machine Feeder | Fusing-machine Tender |