| Rabble-furnace Tender | Racing Secretary And Handicapper | Rack Loader |
| Rack Loader I | Rack-room Worker | Racker |
| Racker, Octave Board | Racker, Silk-screen Printing | Racket Stringer |
| Radial-arm-saw Operator | Radiation Monitor | Radiation-protection Engineer |
| Radiation-protection Specialist | Radiation-therapy Technologist | Radio Interference Investigator |
| Radio Mechanic | Radio Officer | Radio Repairer |
| Radio Station Operator | Radio-intelligence Operator | Radio-message Router |
| Radioactivity-instrument Maintenance Technician | Radiographer | Radioisotope-production Operator |
| Radiologic Technologist | Radiologic Technologist, Chief | Radiological-equipment Specialist |
| Radiologist | Radiology Administrator | Radiopharmacist |
| Radiotelegraph Operator | Radiotelephone Operator | Radius Corner Machine Operator |
| Rafter | Rafter-cutting-machine Operator | Rag Inspector |
| Rag Sorter And Cutter | Rag-cutting-machine Feeder | Rag-cutting-machine Tender |
| Rail-flaw-detector Operator | Rail-tractor Operator | Railroad Engineer |
| Railroad Wheels And Axle Inspector | Railroad-car Inspector | Railroad-car Letterer |
| Railroad-car-truck Builder | Railroad-construction Director | Railroad-maintenance Clerk |
| Railway-equipment Operator | Raised Printer | Raker |
| Raker, Buffing Wheel | Ram-press Operator | Range Manager |
| Rasper | Rate Analyst, Freight | Rate Clerk, Passenger |
| Rate Reviewer | Rate Supervisor | Rater |
| Rater, Travel Accommodations | Raveler | Raw Sampler |
| Raw Shellfish Preparer | Raw-cheese Worker | Raw-juice Weigher |
| Raw-silk Grader | Raw-stock-drier Tender | Raw-stock-machine Loader |
| Rawhide-bone Roller | Reactor Operator, Test-and-research | Reader |
| Reagent Tender | Reagent Tender Helper | Real-estate Agent |
| Real-estate Clerk | Reamer, Center Hole | Reamer, Hand |
| Reaming-machine Tender | Rebrander | Receipt-and-report Clerk |
| Receiver, Fermenting Cellars | Receiver-dispatcher | Receiving Checker |
| Receiving-barn Custodian | Receptionist | Receptionist, Airline Lounge |
| Reclamation Kettle Tender, Metal | Reclamation Supervisor | Reclamation Worker |
| Reconnaissance Crewmember | Reconsignment Clerk | Record Clerk |
| Record Tester | Record-changer Assembler | Record-changer Tester |
| Record-press Tender | Recorder | Recording Engineer |
| Recording Studio Set-up Worker | Recordist | Recordist, Chief |
| Records-management Analyst | Recovery Operator | Recovery-operator Helper |
| Recreation Aide | Recreation Leader | Recreation Supervisor |
| Recreation-facility Attendant | Recreational Therapist | Recruit Instructor |
| Recruiter | Rectification Printer | Red-lead Burner |
| Redeye Gunner | Redrying-machine Operator | Reducing-machine Operator |
| Reducing-salon Attendant | Reduction-furnace Operator | Reduction-furnace-operator Helper |
| Reduction-plant Supervisor | Redye Hand | Reed Maker |
| Reed Repairer | Reed-press Feeder | Reel Assembler |
| Reel-blade-bender Furnace Tender | Reeler | Reeling-machine Operator |
| Referral Clerk, Temporary Help Agency | Referral-and-information Aide | Refined-syrup Operator |
| Refiner | Refinery Operator | Refinery Operator Helper |
| Refinery Operator, Assistant | Refining-machine Operator | Refractory Mixer |
| Refractory-grinder Operator | Refrigerating Engineer | Refrigerating Engineer, Head |
| Refrigeration Mechanic | Refrigeration Unit Repairer | Refrigeration-mechanic Helper |
| Refrigerator Glazier | Refrigerator Tester | Regenerator Operator |
| Regional Superintendent, Railroad Car Inspection And Repair | Register Repairer | Registered Representative |
| Registrar | Registrar, College Or University | Registrar, Museum |
| Registration Clerk | Registration Specialist, Agricultural Chemicals | Regulator Inspector |
| Regulatory Administrator | Rehabilitation Center Manager | Rehabilitation Clerk |
| Reinforcing-metal Worker | Reinforcing-steel-machine Operator | Reinspector |
| Reinsurance Clerk | Reject Opener | Relay Technician |
| Relay-record Clerk | Reliability Engineer | Relief-map Modeler |
| Relish Blender | Relocation Commissioner | Remelt-furnace Expediter |
| Remelter | Remnant Sorter | Remnants Cutter |
| Rendering-equipment Tender | Renovator-machine Operator | Rental Manager, Public Events Facilities |
| Repack-room Worker | Repair Operator | Repair-order Clerk |
| Repairer | Repairer Helper | Repairer I |
| Repairer Ii | Repairer, Art Objects | Repairer, Assembled Wood Products |
| Repairer, Auto Clocks | Repairer, Finished Metal | Repairer, General |
| Repairer, Gyroscope | Repairer, Handtools | Repairer, Heavy |
| Repairer, Kiln Car | Repairer, Manufactured Buildings | Repairer, Pens And Pencils |
| Repairer, Recreational Vehicle | Repairer, Shoe Sticks | Repairer, Typewriter |
| Repairer, Veneer Sheet | Repairer, Welding Equipment | Repairer, Welding Systems And Equipment |
| Repairer, Welding, Brazing, And Burning Machines | Repeat Chief | Repeat-photocomposing-machine Operator |
| Reporter | Reports Analyst | Repossessor |
| Representative, Personal Service | Reproduction Order Processor | Reproduction Technician |
| Reptile Farmer | Rerecording Mixer | Resaw Operator |
| Research Analyst | Research Assistant I | Research Assistant Ii |
| Research Associate | Research Engineer, Marine Equipment | Research Engineer, Mining-and-oil-well Equipment |
| Research Engineer, Nuclear Equipment | Research Mechanic | Research Subject |
| Research Worker, Encyclopedia | Research Worker, Social Welfare | Research-contracts Supervisor |
| Reservation Clerk | Reservations Agent | Reserve Officer |
| Reserve Operator | Reserves Clerk | Residence Counselor |
| Residence Supervisor | Resin Coater | Resource-recovery Engineer |
| Respiratory Therapist | Respiratory-therapy Aide | Rest Room Attendant |
| Restorer, Ceramic | Restorer, Lace And Textiles | Restorer, Paper-and-prints |
| Restrictive-preparation Operator | Retirement Officer | Retort Operator |
| Retort Unloader | Retort-condenser Attendant | Retort-load Expediter |
| Retort-or-condenser Press Operator | Retoucher, Photoengraving | Retread Supervisor |
| Return-to-factory Clerk | Returned-case Inspector | Returned-goods Sorter |
| Returned-item Clerk | Returned-telephone-equipment Appraiser | Revenue Agent |
| Revenue Officer | Revenue-settlements Administrator | Reverser |
| Reviewer | Reviewing Officer, Driver's License | Revising Clerk |
| Revival Clerk | Rewinder Operator | Ribbon Cutter |
| Ribbon Inker | Ribbon Winder | Ribbon-hanking-machine Operator |
| Ribbon-lap-machine Tender | Rice Cleaning Machine Tender | Riddler Operator |
| Ride Attendant | Ride Operator | Riding-silks Custodian |
| Rigger | Rigger Apprentice | Rigger Helper |
| Rigger Supervisor | Rigger, Third | Rigging Slinger |
| Rigging Supervisor | Right-of-way Agent | Right-of-way Supervisor |
| Rim-fire-priming Operator | Rim-fire-priming Tool Setter | Rim-turning Finisher |
| Ring Conductor | Ring Maker | Ring Stamper |
| Ring-making-machine Operator | Ring-rolling-machine Operator | Rip-and-groove-machine Operator |
| Ripening-room Attendant | Ripper | Ripsaw Operator |
| Risk And Insurance Manager | River | Rivet Heater |
| Rivet-hole Puncher | Riveter | Riveter Helper |
| Riveter, Hand | Riveter, Hydraulic | Riveter, Pneumatic |
| Riveter, Portable Pinch | Riveting Machine Operator, Automatic | Riveting-machine Operator |
| Riveting-machine Operator I | Riveting-machine Operator Ii | Road Supervisor |
| Road Supervisor Of Engines | Road-mixer Operator | Road-oiling-truck Driver |
| Road-roller Operator | Roadability-machine Operator | Roads Supervisor |
| Roaster, Grain | Robotic Machine Operator | Rock Breaker |
| Rock Splitter | Rock-drill Operator I | Rock-drill Operator Ii |
| Rock-dust Sprayer | Rocket-engine-component Mechanic | Rocket-motor Mechanic |
| Rocket-test-fire Worker | Rod-and-tube Straightener | Rod-mill Tender |
| Rod-puller And Coiler | Rodding Machine Tender | Rodding-anode Worker |
| Rodeo Performer | Roll Builder | Roll Coverer, Burlap |
| Roll Cutter | Roll Examiner | Roll Finisher |
| Roll Grinder | Roll Inspector | Roll Operator |
| Roll Operator I | Roll Reclaimer | Roll Tender |
| Roll Turner | Roll-forming-machine Operator I | Roll-forming-machine Operator Ii |
| Roll-forming-machine Set-up Mechanic | Roll-or-tape-edge-machine Operator | Roll-over-press Operator |
| Roll-sheeting Cutter | Roll-slicing-machine Tender | Roll-tension Tester |
| Roll-threader Operator | Roll-tube Setter | Roll-up-guider Operator |
| Roller | Roller Checker | Roller Cleaner |
| Roller Coverer | Roller Engraver, Hand | Roller I |
| Roller Maker | Roller Operator | Roller Repairer |
| Roller Varnisher | Roller, Gold Leaf | Roller, Hand |
| Roller, Primary Mill | Roller-bearing Inspector | Roller-leveler Operator |
| Roller-machine Operator | Roller-mill Operator | Roller-print Tender |
| Roller-skate Assembler | Roller-skate Repairer | Roller-stitcher |
| Rolling Attendant | Rolling-down-machine Operator | Rolling-machine Operator |
| Rolling-machine Tender | Rolling-mill Operator | Rolling-mill-operator Helper |
| Roof Assembler I | Roof Bolter | Roof Fitter |
| Roof-cement-and-paint Maker | Roof-cement-and-paint-maker Helper | Roof-truss-machine Tender |
| Roofer | Roofer Applicator | Roofer Apprentice |
| Roofing Supervisor | Roofing-machine Operator | Roofing-machine Tender |
| Room-service Clerk | Rooter Operator | Rope Cleaner |
| Rope Maker, Machine | Rope-laying-machine Operator | Rope-machine Setter |
| Rope-maker, Ropewalk | Rope-silica-machine Operator | Rosin-barrel Filler |
| Rotary Cutter | Rotary Derrick Operator | Rotary Driller |
| Rotary-cutter Feeder | Rotary-cutter Operator | Rotary-drier Feeder |
| Rotary-driller Helper | Rotary-engine Assembler | Rotary-furnace Tender |
| Rotary-head-milling-machine Set-up Operator | Rotary-kiln Operator | Rotary-rig Engine Operator |
| Rotary-screen-printing-machine Operator | Rotary-shear Operator | Rotogravure-press Operator |
| Rotor Assembler | Rotor Casting-machine Operator | Rouge Mixer |
| Rouge Sifter And Miller | Rough Opener, Jewel Hole | Rough Planer Tender |
| Rough-and-trueing-machine Operator | Rough-rice Grader | Rough-rice Tender |
| Rough-rounder, Machine | Rougher | Rougher Operator |
| Round-corner-cutter Operator | Round-up-ring Hand | Rounder |
| Rounder, Hand | Rounding-and-backing-machine Operator | Rounding-machine Operator |
| Rounding-machine Tender | Roustabout | Route Aide |
| Route Supervisor | Route-delivery Clerk | Router |
| Router Machine Operator | Router Operator | Router Operator, Hand |
| Router Set-up Operator, Numerical Control | Router Tender | Router, Printed Circuit Boards |
| Routing Clerk | Routing-equipment Tender | Roving Sizer |
| Roving Winder, Fiberglass | Roving-weight Gauger | Row Boss, Hoeing |
| Rubber | Rubber And Plastics Worker | Rubber Cutter |
| Rubber Liner | Rubber Molder | Rubber Tester |
| Rubber-cutting-machine Tender | Rubber-goods Assembler | Rubber-goods Cutter-finisher |
| Rubber-goods Inspector-tester | Rubber-goods Repairer | Rubber-goods Tester |
| Rubber-mill Operator | Rubber-mill Tender | Rubber-mold Maker |
| Rubber-printing-machine Operator | Rubber-roller Grinder | Rubber-stamp Maker |
| Rubber-thread Spooler | Rubber-tubing Splicer | Rubberizing Mechanic |
| Rug Braider, Hand | Rug Cleaner | Rug Cleaner, Hand |
| Rug Cleaner, Machine | Rug Clipper | Rug Cutter |
| Rug Dyer I | Rug Dyer Ii | Rug Hooker |
| Rug Inspector | Rug Inspector I | Rug Inspector Ii |
| Rug Measurer | Rug Repairer | Rug Setter, Axminster |
| Rug-backing Stenciler | Rug-cleaner Helper | Rug-cutter Helper |
| Rug-dry-room Attendant | Rug-drying-machine Operator | Rug-dyer Helper |
| Rug-frame Mounter | Rug-inspector Helper | Rug-sample Beveler |
| Ruling-machine Set-up Operator | Running Rigger | Rural Mail Carrier |
