| # | Name | State | City | Postcode | Status |
|---|---|---|---|---|---|
| 3921 | OPTOMETRIS ANGGUN MID VALLEY SOUTHKEY | Johor Darul Takzim | Johor Bahru | 80150 | Active |
| 3922 | OPTOMETRIS ANGGUN SUNWAY PYRAMID | Selangor Darul Ehsan | Petaling Jaya | 46150 | Active |
| 3923 | OPULENCE HOLIDAY PLAZA LG28 | Johor Darul Takzim | Johor Bahru | 80250 | Active |
| 3924 | ORCHID FAMILY POLYCLINIC (TAMAN PELANGI) | Johor Darul Takzim | Johor Bahru | 80400 | Active |
| 3925 | ORIENTAL MELAKA STRAITS MEDICAL CENTRE | Melaka | Melaka | 75200 | Active |
| 3926 | ORION CLINIC | Selangor Darul Ehsan | Cyberjaya | 63000 | Active |
| 3927 | OSC ORTHOPAEDIC SPECIALIST CENTRE | Selangor Darul Ehsan | Subang Jaya | 47600 | Active |
| 3928 | OSEL CLINIC | Pulau Pinang | Pulau Pinang | 10470 | Active |
| 3929 | OSEL CLINIC ELMINA EAST | Selangor Darul Ehsan | Shah Alam | 40160 | Active |
| 3930 | OSEL CLINIC (MACALISTER HQ) | Pulau Pinang | Pulau Pinang | 10400 | Active |