Raleigh (SAUS)
Rabalanakaia - New Britain - Seismograph station code, US Geological Survey (SEIS)
Radiation Level Alarm (SAUS)
Radical - Telegraphy (PCTE)
Radio Annoyance Level (OA)
Radio Astronomy Laboratory - Research center (RCD)
Rallye - NCIC car model code
Ralston-Purina Group - NYSE symbol (SPSG)
Ralte - Language code (ETLW)
Rapid Access Loop
Read and Lock (VLIE)
Rear-Admiral, Alexandria - British
Red Arrow Line - Federal Railroad Administration identification code
Reenlistment Allowance - Military
Regional Adjunct Language - Computer science (PDAA)
Register of Additional Locations - Library of Congress
Remote Analytical Laboratory - Office of Environmental Management, Department of Energy (DEEM)
Remote Area Landing (NG)
Reports and Analysis Letter (OICC)
Required Average Life (MCD)
Resorcyclic Acid Lactone (SAUS)
Resorcylic Acid Lactone - Veterinary pharmacology
Resort Airlines (SAUS)
Responsibility Assignment List - NASA (NASA)
Reynolds Aluminum Co. of Canada (SAUS)
Reynold's Aluminum Co. of Canada Ltd. - Toronto Stock Exchange symbol
Riverband Acoustical Laboratory (KSC)
Riverbed Acoustical Laboratory
Riverbend Acoustical Laboratory (SAUS)
Riverside - California - Airport symbol (OAG)
Riverside, CA - Location identifier - FAA (FAAL)
Robalo - NCIC boat manufacturer code (NCIC)
Robotics and Automation Laboratory (SAUS)
Robotics & Automation Research Laboratory - University of Toronto - Research center (RCD)
Roswell Airlines (SAUS)
Roswell Airlines, Inc. - ICAO designator (FAAC)
Rotate Accumulator Left (SAUS)
Royal Air Laos (SAUS)
Rubber-Air-Lead - Tile
Runway Alignment (SAUS)
Rutherford and Appleton Laboratory - Observatory - British
Rutherford Appleton Laboratory (SAUS)