- Fabric Stores, Troutville
- Family Medicine & General Practice Doctors, Troutville - General Practitioner (GP), Physicians & Surgeons
- Farm Equipment, Troutville
- Farms, Troutville
- Federal Administrative Agencies, Troutville
- Federal Government, Troutville
- Finance, Troutville
- Financial Institutions, Troutville
- Financial Services, Troutville
- Fingernails & Eye Lashes Artificial, Troutville
- Fish & Seafood Restaurants, Troutville
- Fitness, Troutville
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- Flooring Stores & Dealers, Troutville - Carpet Rugs, Hardwood Flooring, Laminate Flooring, Ceramic Tile, Vinyl Flooring, Area Rugs & More
- Food & Beverage Stores & Services, Troutville
- Food & Beverages - Wholesale & Retail, Troutville
- Food Services, Troutville
- Foundation Contractors, Troutville - Foundation Repair & Install
- Foundations, Clubs, Associations, Etcetera, Troutville
- Freight Forwarder, Troutville - Freight Forwarding
- Fruit & Vegetable Markets, Wholesale & Retail, Troutville
- Fruits & Tree Nuts, Troutville
- Furnace Cleaning, Troutville
- Furniture Repair & Refinishing, Troutville
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