| Acronym | Definition |
|---|
| ASPO | Association for the Study of Peak Oil and Gas (Uppsala, Sweden) |
| ASPO | Association for the Study of Peak Oil&Gas |
| ASPO | Alpha Sigma Phi Omega (international service fraternity; est. 1960) |
| ASPO | American Society of Pediatric Otolaryngology |
| ASPO | Apollo Spacecraft Program Office (US NASA) |
| ASPO | American Society of Preventive Oncology |
| ASPO | Army Special Programs Office (US Army) |
| ASPO | Army Space Program Office |
| ASPO | Associatie Sociaal Psychologische Onderzoekers (Netherlands) |
| ASPO | Algemeen Schade Preventie Overleg |
| ASPO | Amplitude Spectra and POlarities (method) |
| ASPO | Armas y Soria, Proyectos y Obras (Spain) |
| ASPO | Agreement State Project Officers |
| ASPO | Acquisition System Protection Office/Officer |
| ASPO | Automated Systems Program Office |
| ASPO | Aerospace Program Office |
| ASPO | Acquisition Sponsor Project Officer |
| ASPO | Avionics Systems Project Officer |
| ASPO | Association Sportive de Paris Orleans (French sports club) |
| ASPO | American Society for Psychoprophylaxis in Obstetricsis (now called Lamaze International) |