Birmingham, MI places: O
- Oakes Roofing
- Oakland Ophthalmic Surgery
- Oktogo Cleaning Co
- Old Woodward Cellar Wine Store
- Old Woodward Wealth Management
- Old World Pizzeria
- One Source Waste
- Optalis Health & Rehabilitation of Bloomfield Hills
- Optik Birmingham: Joe Ales, OD
- Orangetheory Fitness
- Orthodontic Associates PC
- Our Shepherd Lutheran Church


