| AAHP | Academy of Art of Highland Park | |
| AAHPER | American Association for Health Physical Education and Recreation | |
| AAHPER | American Association of Health Physical Education and Recreation | |
| AAHPER | American Alliance for Health Physical Education and Recreation | |
| AAHPER | American Alliance of Health Physical Education and Recreation | |
| AAHPER | American Association for Health Physical Education Recreation | |
| AANR | American Association for Nude Recreation | |
| AAPAR | American Association for Physical Activity and Recreation | |
| AAPP | All American Paintball Park | |
| AARC | Anderson Athletic and Recreation Complex | |
| AARC | Athletics Academics Recreation Community | |
| AATP | Agribusiness Applied Technology Park | |
| AAZPA | American Association of Zoological Parks and Aquariums | |
| ABP | Advanced Business Park | |
| ABRC | Alanton Baycliff Recreation Center | |
| ABRR | Apollo Bay Recreation Reserve | |
| ACPR | Alex City Parks and Recreation | |
| ACRC | Ark City Recreation Center | |
| ADATP | A Day at the Park | |
| ADK | Adirondack Mountains | |
| ADLP | Acquisition And Development Of Local Parks | |
| ADPP | Abu Dhabi Polymers Park | |
| ADTP | Anggerek Desa Technology Park | |
| AFRC | Armed Forces Recreation Centers | |
| AFRC | Armed Forces Recreation Center | |
