| OBMS | Oakdale Bohemia Middle School
| Others |
| OBMS | ODAA Business Management System
| Others |
| OBMS | Off Bill Management System
| Others |
| OBMS | Old Blacksburg Middle School
| Others |
| OBMS | Olive Branch Middle School
| Others |
| OBMS | Online Booking Management System
| Others |
| OBMS | Online Business Management System
| Others |
| OBMS | Operating Budget Management System
| Others |
| OBMS | Orchard Block Management Services
| Others |
| OBMS | Ormond Beach Middle School
| Others |
| OBMS | Out of Band Management Settings
| Others |
| OBMS | Outblaze Business Mail Server
| Others |