English abbreviations from arn to arpb
- ARN (Stockholm Arlanda Airport)
- ARNC (Alliance of Really Nice Countries)
- ARND (Alcohol-related neurodevelopmental disorder)
- ARNet (Acquisition Reform Network)
- ARNG (Army National Guard)
- ARNGUS (Army National Guard of the United States)
- ARNI (Adoption Resource Network, Inc.)
- ARNOLD (Advanced Results Notification and On-Line Delivery)
- ARNORTH (United States ARmy NORTH)
- ARNS (AppleTallk Remote Network Server)
- ARO (Arboletas Airport)
- AROP (Army Reserve Operational Projects)
- AROS (AROS Research Operating System)
- AROW (Action Research On the Web)
- ARP (Anti-radiation projectile)
- ARPA (Advanced Research Projects Agency)
- ARPAC (United States Army Pacific Command)
- ARPANET (Advanced Research Projects Agency Network)
- ARPB (Association of Recognized Professional Bodies)