English abbreviations from arps to ars
- ARPS (Aborigines' Rights Protection Society)
- ARPU (Average revenue per user)
- ARQ (Arauquita Airport (El Troncal))
- ARR (Alto Río Senguer Airport)
- ARRA (Airborne Reconnaissance Requirements Assessment)
- ARRADCOM (Armament Research and Development Command)
- ARRC (ACE Rapid Reaction Corps)
- ARRDATE (ARRival DATE)
- ARRED (Army Component of US REDCOM)
- ARRF (Allied Rapid Reaction Force)
- ARRL (American Radio Relay League)
- ARROW (Astoria Residents Reclaiming Our World)
- ARRP (Army Regulation Reduction Program)
- ARRS (Air Rescue and Recovery Squardon)
- ARRT (American Registry of Radiologic Technologists)
- ARRTC (Army Reserve Readiness Training Center)
- ARRV (Armoured repair and recovery vehicle)
- ARS (Air Rescue Squadron (formerly ARRS))
- A.R.S. (Anno Reparatae Salutis ("In the year of Our Redemption"))