Abbreviations beginning with o

OSSHGDOntario Secondary School Honours Graduation Diploma
Miscellaneous

OSSHPOffice of Student Services and Health Promotion (West Virginia Department of Education)
Governmental

OSSIOffice of Student Success Innovations
Academic & Science » Students

OSSIOutback Steakhouse, Inc.
Business » NASDAQ Symbols

OSSIOutback Steakhouse, Inc. (stock symbol)
Business

OSSIOffice of School Support and Improvement
Community » Schools

OSSIOffice of System and School Improvement
Community » Schools

OSSIOklahoma School Security Institute
Community » Schools

OSSIOperation Support Systems Interface
Community

OSSIOpen Source Software Institute
Computing » Software

OSSIOperating Systems Support and Integration
Computing » General

OSSIOperations Support System Interface
Computing » IT

OSSIOracle Secure Search Initiative
Computing » IT

OSSIOffice of Security Services International
Governmental

OSSIOffice of Supplemental Security Income (Social Security Administration)
Governmental

OSSIOklahoma School Security Institute
Governmental » Institutes

OSSIOrganizational Science Summer Institute
Governmental » Institutes

OSSIOffice of School Support and Improvement
Miscellaneous » Unclassified

OSSIOffice of Security and Strategic Information
Miscellaneous » Unclassified