| Label | Id | |
|---|---|---|
| Medical center | ORGA:MTH | |
| ayerst | ORGA:CHV | |
| abbott | ORGA:CHV | |
| alza | ORGA:CHV | |
| amgen | ORGA:CHV | |
| Anaquest Pharmaceuticals | ORGA:MTH | |
| apothecon | ORGA:CHV | |
| armour | ORGA:CHV | |
| Armour | ORGA:MVX | |
| Armour | ORGA:HL7V2.5 | |
| Armour [Inactive - use CEN] | ORGA:HL7V3.0 | |
| Armour Pharmaceutical Company | ORGA:MTH | |
| ascher | ORGA:CHV | |
| Astra pharmaceuticals | ORGA:MTH | |
| astra | ORGA:CHV |