| dairy farms | dairy products | dairy products-wholesale |
| dance companies | dance school | dance studios |
| dancing instruction | data preparation | data processing |
| data processing schools | delicatessen | demolition work |
| dental clinic | dental equipment | dental laboratory |
| dental school | dental supplies | dental supplies-wholesale |
| dentist | department stores | depository institutions |
| detective car services | detergent | detergent manufacturers |
| dialysi clinics | die makers | diet food |
| diet foods retail | dimension stone | direct mail advertising services |
| direct selling establishments | distilled beverages | divorce attorney |
| divorce lawyers | doctors | draperies |
| draperies retail store | drapery contractors | drapery hardware |
| drilling contractors | drinking places | driving school |
| drug | drugstore | dry cleaners |
| drywall | dwelling operators |
