| Rockefeller Archive Center | Academic & Science |
| Royal Agricultural College | Academic & Science |
| Research Allocation Committee | Academic & Science |
| Regional Academic Coordinator | Academic & Science |
| Repetitive Analog Computer | Academic & Science |
| Reading Across the Curriculum | Academic & Science |
| Revue d'Anthropologie des Connaissances | Academic & Science |
| Resident Activity Committee | Academic & Science |
| Refund Anticipation Check | Accounts and Finance |
| Racine (wi) | Airport Code |
| Regional Advisory Councils | Business |
| Resource Advisory Committee | Business |
| Resettlement Advisory Committee | Business |
| Risk-Adjusted Capital Ratio | Business |
| Resource Associates Corporation | Business |
| Roy Anderson Corp | Business |
| Recovery Audit Contractors | Business |
| Republic Aviation Corporation | Business |
| Rcx Allround Communication | Business |
| Regional Association Council | Business |
| Relocation Appraisers Consultants | Business |
| The Risk Assessment Corporation | Business |
| Review and Advisory Council | Business |
| Recycling Advisory Council | Business |
| Rampart Capital Corporation | Business |
| Rent A Car | Business |
| Regulatory Affairs Certification | Certifications |
| Religious Action Center | Community |
| Recording Artists' Coalition | Community |
| Rochester Athletic Club | Community |
| Raisin Administrative Committee | Community |
| Rhythmic Artistic Company | Community |
| Royal Auto Club | Community |
| Religious Action Center of Reform | Community |
| Really Awful Club | Community |
| Regional Administrative Conference | Community |
| Resident Activities Committee | Community |
| Richard A. Clark, security expert and author | Community |
| Remix Artist Collective | Community |
| Roanoke Athletic Club | Community |
| Recreation Activity Center | Community |
| Remix Artists Collective | Community |
| Artists Counter | Community |
| Remote Activation Code | Computing |
| Remote Access Card | Computing |
| Rapid Action Change | Computing |
| Readiness Acceptance Check | Computing |
| Research Advisory Committee | Computing |
| Random Access | Computing |
| Relative Address Coding | Computing |
| Read Ahead Cache | Computing |
| Remote Access Cache | Computing |
| Routing Area Code | Computing |
| Remote Agent Control | Computing |
| Reliability Analysis Metrics Calculation | Computing |
| Ring Access Controller | Computing |
| Remote Access Controller | Computing |
| Remote Administrator Console | Computing |
| Rambus Asic Cell | Computing |
| Resource Availability Confirmation | Computing |
| Remote Access and Control | Electronics |
| Rambus Asic (application Specific Integrated Circuit) Cell | Electronics |
| Rear Air Conditioning | General |
| Road Analysis Control | General |
| Roadside Assistance Centre | General |
| Roadside Assistance Cover | General |
| Roadside Assistance Call | General |
| Retarder Absorbing Capacity | General |
| Radical Australia Cup | General |
| Rally Automovil Club | General |
| Ruf Auto Centre | General |
| Rear Axle Capacity | General |
| Request for Authorization of Change | General |
| Roger Albert Clark Rally | General |
| Rubber Association of Canada | General |
| Release And Connect | General |
| Rwanda Automobile Club | General |
| Rural Action Caucus | General |
| Reale Automobile Club | General |
| Road Agency Costs | General |
| Regina Automobiel Club | General |
| Rotation Axis Control | General |
| Rent A Center | General |
| Rural Assistance Center | General |
| Remote Administrator Control | General |
| Retirement Annuity Contract | General |
| Robert And Clara | General |
| Recognition of Acquired Competencies | General |
| Real Acts of Caring | General |
| Rubberized Asphalt Concrete | General |
| Relocation Appraisers and Consultants | General |
| Really Awful Customer | General |
| Relative Amplitude Coefficient | General |
| Resident Anime Character | General |
| Relative Amplitude Coefficent | General |
| Relative Ampitude Coefficient | General |
| Rag And Carnival | General |
| Richard And Chris | General |
| Romeo A Crennel | General |
| Racing Auto Club | General |
| Relative Amplitude Coeffcient | General |
| Real Application Cluster | General |
| Run Away Child | General |
| Recognize Asses And Control | General |
| Régime d'Apprentissage en Construction | General |
| Recuperation and Care | General |
| Right Angle Crossing | General |
| Run After Catch | General |
| Record Analyse Change | General |
| Reservation Against Cancelation | General |
| Radar Applications Course | General |
| Remote Agent Controller | General |
| Regulation & Authorization Control | General |
| Recruitment and Assessment Centre | General |
| Royal Armoured Corps | Governmental |
| Rajasthan Armed Constabulary | Governmental |
| Registraton Authority Committee | Governmental |
| Registration Authority Committee | Governmental |
| Retail Analytics Council | Governmental |
| Roving Anti Crime | Governmental |
| Recognizing Assessing And Controlling | Governmental |
| Roadless Area Conservation | Governmental |
| RACial Matters | Governmental |
| Royal Automobile Club | Governmental |
| Raw Agricultural Commodity | Governmental |
| Reviewer Affairs Committee | Governmental |
| Recombinant DNA Advisory Committee | Governmental |
| Réseau Action Climat | Governmental |
| Rebel Alliance of Club | Governmental |
| Resident Action Council | Governmental |
| Regional Advisory Council | Governmental |
| Regional Advisory Committee | Governmental |
| ROSA | Indian Railway Station |
| Reservation Against Cancellation | Indian Railways |
| Reseau ACtion Climat France | International |
| Rassemblement Anti-Chasse | International |
| Representantes de Ambientes Cristianos | International |
| Riendo a Carcajadas | Internet |
| Registration Access Code | Internet |
| Rehab And Comfort | Medical |
| Recovery Audit Contractor | Medical |
| Registered Acupuncturist | Medical |
| Rec Arts Comics | Messaging |
| Rock Against Communism | Military and Defence |
| Responsible Analytic Center | Military and Defence |
| Reverse Advanced Composite | Military and Defence |
| Repairable Asset Control | Military and Defence |
| Real Application Clusters | Networking |
| Radio Amateurs of Canada | Radio Science |
| Regional Activity Centre | Regional |
| Regional Athletic Complex | Regional |
| Rail Attached Communications | Regional |
| Regional Activity Center | Regional |
| Regional Arts Commission | Regional |
| Royal African Company | Regional |
| Reliability Analysis Center | Softwares |
| Relational Application Companion | Softwares |
| Risk Assessment Code | Space Science |
| Reliability Action Center | Space Science |
| Rutgers Athletic Center | Sports |
| Recreation Athletic Complex | Sports |
| Recreation and Athletic Complex | Sports |
| Ram Athletic Complex | Sports |
| Rhône-alpes Courses | Sports |
| Rueil Athlétic Club | Sports |
| Ryukyu Air Commuter | Technology |
