- Astrologer
- Amusement center
- Acupuncturist
- Architectural and engineering model maker
- Alternative medicine practitioner
- Advertising agency
- Artist
- Australian restaurant
- Auto parts store
- Art supply store
- Art studio
- Army & navy surplus shop
- Alcoholic beverage wholesaler
- Argentinian restaurant
- Audio visual equipment supplier
- Apartment complex
- Architect
- Amusement park
- Auto body shop
- Architectural designer