OIN


AcronymDefinition
OINOpen Invention Network
OINOutput or Input
OINOpérations d'Intérêt National (French: Operations of National Interest)
OINOriginator's Identification Number (direct debit identification number)
OINOuter Info Network (advertising supported software)
OINOther Items Net
OINOffice for Immigration and Nationality (Hungary)
OINOtaniemi International Network (Finland)
OINOrganization of Imperial Nations (Cyber Nations alliance)
OINOrona Innovation Network (Spain)