- Dance clubs and discotheques
- Dentists
- Day spa
- Delis
- Defence activities
- Donut shops
- Driving schools
- Dating services
- Data processing, hosting and related activities
- Demolition
- Dermatologists
- Diet
- Doctor
- Dermatologist
- Dentist
- Diagnostic center
- Day care center
- Dental radiology
- Dental clinic
- Distance learning center