| A21 |
A21 Stands For : Area 21 |
Miscellaneous |
| A22 |
A22 Stands For : Area 22 |
Miscellaneous |
| A23 |
A23 Stands For : Area 23 |
Miscellaneous |
| A24 |
A24 Stands For : Area 24 |
Miscellaneous |
| A25 |
A25 Stands For : Area 25 |
Miscellaneous |
| A26 |
A26 Stands For : Area 26 |
Miscellaneous |
| A27 |
A27 Stands For : Area 27 |
Miscellaneous |
| A28 |
A28 Stands For : Area 28 |
Miscellaneous |
| A29 |
A29 Stands For : Area 29 |
Miscellaneous |
| A2ATD |
A2ATD Stands For : Anti-Armor Advanced Technology Demonstrator |
Governmental |
| A2C2 |
A2C2 Stands For : Army Airborne Command and Control | Army Airspace Command and Control |
Governmental |
| A2C2 |
A2C2 Stands For : All American Cannabis Club |
Miscellaneous |
| A2C2S |
A2C2S Stands For : Army Airborne Command and Control System |
Governmental |
| A2HA |
A2HA Stands For : American Association of Hospital Accountants |
Business |
| A2I2K |
A2I2K Stands For : Army Airborne Intelligence 2000 |
Governmental |
| A2LA |
A2LA Stands For : American Association for Laboratory Accreditation |
Governmental |
| A2LD |
A2LD Stands For : Alternative 2nd Level Domain |
Internet |
| A2S3 |
A2S3 Stands For : AFATDS Application Software Segment Specification |
Governmental |
| A3 |
A3 Stands For : Anyplace |
Internet |
| A3 |
A3 Stands For : Armor/ Anti-Armor | Automatic Three Speed |
Governmental |
| A30 |
A30 Stands For : Area 30 |
Miscellaneous |
| A31 |
A31 Stands For : Area 31 |
Miscellaneous |
| A32 |
A32 Stands For : Area 32 |
Miscellaneous |
| A33 |
A33 Stands For : Area 33 |
Miscellaneous |
| A34 |
A34 Stands For : Area 34 |
Miscellaneous |
| A35 |
A35 Stands For : Area 35 |
Miscellaneous |
| A36 |
A36 Stands For : Area 36 |
Miscellaneous |
| A37 |
A37 Stands For : Area 37 |
Miscellaneous |
| A38 |
A38 Stands For : Area 38 |
Miscellaneous |
| A39 |
A39 Stands For : Area 39 |
Miscellaneous |
| A3MP |
A3MP Stands For : Armor/ Anti-Armor Master Plan |
Governmental |
| A4 |
A4 Stands For : Automatic Four Speed |
Governmental |
| A40 |
A40 Stands For : Area 40 |
Miscellaneous |
| A41 |
A41 Stands For : Area 41 |
Miscellaneous |
| A42 |
A42 Stands For : Area 42 |
Miscellaneous |
| A43 |
A43 Stands For : Area 43 |
Miscellaneous |
| A44 |
A44 Stands For : Area 44 |
Miscellaneous |
| A45 |
A45 Stands For : Area 45 |
Miscellaneous |
| A46 |
A46 Stands For : Area 46 |
Miscellaneous |
| A47 |
A47 Stands For : Area 47 |
Miscellaneous |
| A48 |
A48 Stands For : Area 48 |
Miscellaneous |
| A49 |
A49 Stands For : Area 49 |
Miscellaneous |
| A4A |
A4A Stands For : Awards for All |
Medical |
| A4C |
A4C Stands For : Agenda for Change |
Medical |
| A4L |
A4L Stands For : Abilities For Life |
Community |
| A5 |
A5 Stands For : Automatic Five Speed |
Governmental |
| A50 |
A50 Stands For : Area 50 |
Miscellaneous |
| A51 |
A51 Stands For : Area 51 | Area 51 |
Miscellaneous |
| A52 |
A52 Stands For : Area 52 |
Miscellaneous |
| A53 |
A53 Stands For : Area 53 |
Miscellaneous |