| Operational Information system |
Transportation |
OIS |
| Oil States International, Inc. |
NASDAQ Symbol |
OIS |
| Oasis International School |
Organization |
OIS |
| Orinda Intermediate School |
Other |
OIS |
| Optical Image Stabilizer |
NASA |
OIS |
| Oh, I See! |
Internet Slang |
OIS |
| O'Brien Investment Services |
Business Firm |
OIS |
| Online Information System |
Computing |
OIS |
| Officer-Involved Shooting |
Police |
OIS |
| Objective Interface Systems |
Other |
OIS |
| OMNI Information Services |
Business Firm |
OIS |
| Only In Spain |
Internet Slang |
OIS |
| Oslo International School |
University |
OIS |
| Office Information System |
Business |
OIS |
| Open Interconnected System |
Hardware |
OIS |
| Office of Instructional Services |
University |
OIS |
| Organization Information Structure |
US Government |
OIS |
| Officer Indoctrination School |
Military |
OIS |
| operational intercommunication system |
Government |
OIS |
| Oil States International |
NYSE Symbol |
OIS |
| Office of Information Services |
US Government |
OIS |
| operational integration site, 4 |
Government |
OIS |
| Orbiter Insertion Stage |
Space Science |
OIS |
| Orbiter Instrumentation System |
Space Science |
OIS |
| Open Interface Specification |
Computing |
OIS |
| Oahu Information Service |
Internet |
OIS |
