sort by Rank | Alpha
| Possible Meanings | Rank |
|---|
| Association for Study of Peak Oil | *** |
| Apollo Spacecraft Program Office | *** |
| American Society of Planning Officials | *** |
| American Society of Pediatric Otolaryngologists | ** |
| American Society for Pediatric Otolaryngology | ** |
| American Society for Preventive Oncology | ** |
| Army Space Project Office | * |
| Administrative Services and Program Office | * |
| Australian SKA Planning Office | * |
| Apollo Spacecraft Project Office | * |
| American Society of Peak Oil | * |
| Army Space Programs Office | * |
| Acquisition System Protection (Office/Officer) | * |
| American Studies Primary Objections | * |
| Antique Shows Presented by Olive | * |
| Army Space Program Officer | * |