- Bankruptcy Services, Grantsville
- Banks, Grantsville
- Banquet Halls, Grantsville
- Baptist Churches, Grantsville
- Barbers, Grantsville
- Beauty Salons, Grantsville
- Beer & Wine Stores, Grantsville
- Billiard Supplies & Equipment, Grantsville - Pool Table
- Blouses, Shirts & Sweater Manufacturers, Grantsville
- Bonds Surety & Fidelity, Grantsville
- Books, Magazines & Newspapers Stores, Grantsville - Bookstores
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- Breakfast Restaurants, Grantsville
- Bricks, Blocks & Stone Products, Grantsville - Companies, Wholesale, Manufacturers & Suppliers
- Builders & Contractors, Grantsville
- Builders & Contractors - More, Grantsville
- Building Materials & Supplies, Grantsville
- Burglar Alarm Systems, Grantsville
- Business & Professional Associations, Grantsville
- Business Legal Services, Grantsville
- Business Management Consultants, Grantsville
- Business Services, Grantsville
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