- Bakeries, Lowville
- Banks, Lowville
- Baptist Churches, Lowville
- Barbecue Restaurants, Lowville
- Bars, Lowville
- Bars & Grills, Lowville
- Beauty Salons, Lowville
- Bed & Breakfast, Lowville
- Beer & Ale - Wholesale, Lowville
- Behavioral Health Doctors, Physicians & Surgeons, Lowville - Behavioral Medicine
- Beverage Stores, Lowville
- Beverages, Lowville
- Bicycle Repair & Service, Lowville - Bike Repair Shops
- Bottled Gas, Lp Gas & Propane Dealers, Lowville
- Bowling Centers, Lowville
- Breakfast Restaurants, Lowville
- Breast Feeding Information & Supplies, Lowville
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- Breast Pumps Sales & Rentals, Lowville
- Brick Masonry & Bricklayer Contractors, Lowville - Brick Mason - Install & Repair
- Bricks, Blocks & Stone Products, Lowville - Companies, Wholesale, Manufacturers & Suppliers
- Builders & Contractors, Lowville
- Builders & Contractors - More, Lowville
- Builders Hardware Stores, Lowville
- Building Hardware & Materials, Lowville
- Building Materials, Lowville - Wholesale, Manufacturers, Dealers & Suppliers
- Building Materials & Supplies, Lowville
- Burglar Alarm Systems, Lowville
- Bus Dealers, Lowville
- Bus Lines, Lowville - Bus Transportation
- Business & Professional Associations, Lowville
- Business Legal Services, Lowville
- Business Management Consultants, Lowville
- Business Services, Lowville
- Butcher Shops, Lowville
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