Abbreviations beginning with a

APSOAsylum Pre-Screening Officer (US DHS)
Governmental

APSOAcadia Parish Sheriff's Office
Miscellaneous » Unclassified

APSOAgency for Personal Service Overseas
Miscellaneous » Unclassified

APSOAlabama Power Service Organization
Miscellaneous » Unclassified

APSOAntwerpse Post Sport Olympia (Dutch: Antwerp Olympic Sport Post; sports blog; Belgium)
Miscellaneous

APSOAppalachian People's Service Organization
Miscellaneous

APSOAsia Pacific Stroke Organisation
Miscellaneous » Unclassified

APSOAssociation of Personnel Service Organisations
Miscellaneous » Unclassified

APSOAsylum Pre Screening Officer
Miscellaneous » Unclassified

APSOAudio Precision System One
Miscellaneous » Unclassified

APSOAudiology Practice Standards Organization
Miscellaneous » Unclassified

APSOAfrican Professional Staffing Organisations
Regional » African

APSOCAustralian Pain Society (North Sydney, NSW, Australia)
Academic & Science

APSOCAsia-Pacific Solidarity Coalition (est. 2004)
Miscellaneous

APSOCAssociated Public Schools Old Collegians (Australia)
Miscellaneous

APSOCECATAssociació Catalana pro Persones Sordcegues (Catalan: Catalan Association for Deafblind People; Spain)
Miscellaneous

APSONAssociation of Paediatric Surgeons of Nigeria
Community » Associations

APSONAssociation of Paediatric Surgeons of Nigeria
Miscellaneous » Unclassified

APSPAccess Point Security Protocol (Cisco)
Academic & Science

APSPAdult Protective Services Program
Academic & Science