| fabricated structural metal | fabricated textile products | facilities support services |
| family clothing stores | family law attorneys | family lawyer |
| family restaurants | family services | farm machinery |
| farm management services | farm supply | fasteners-industrial |
| fast food restaurants | federal credit union | federal government-international affairs |
| federal government-national security | federal savings institutions | feed manufacturer |
| fence | fence dealers | fence materials |
| fencing | field beans | field crops |
| fine dining restaurants | fine jewelry collection | fire insurance |
| fire protection | fishing preserves | fish manufacturer |
| fish market | fish products | fixed facilities |
| flavoring extracts | flavoring extracts manufacturers | flavoring syrups |
| flavoring syrups manufacturers | floor covering stores | floor laying |
| floor work | florist | florists-retail |
| florist supplies | flower supplies | flying fields |
| flying service | food crops grown under cover | food preparations |
| food products-machinery | foot & ankle surgery surgeons | foot doctor |
| foot surgeons | footwear | forensic accounting |
| freight transportation arrangement | fresh fruit | fresh vegetables |
| frozen dessert | frozen desserts distributors | frozen desserts manufacturers |
| frozen fruit | frozen specialties | fruits nuts |
| fuel dealer | functions related to deposit banking | funeral directors |
| funeral services | fur goods | fur goods manufacturers |
| furnishings retail | furniture | furniture manufacturers |
| furniture repair | furniture stores |
