- Bakeries, East Hampton
- Balloons, East Hampton
- Banks, East Hampton
- Barbecue Restaurants, East Hampton
- Barber Shops, East Hampton
- Barbers, East Hampton
- Bars, East Hampton
- Baseball Little Leagues, East Hampton
- Beauty Salons, East Hampton
- Beer & Wine Stores, East Hampton
- Bells & Chimes, East Hampton
- Beverage Alcoholic, East Hampton
- Beverage Stores, East Hampton
- Bottling Manufacturing, East Hampton
- Bowling Centers, East Hampton
- Box Manufacturers Equipment & Supplies, East Hampton
|
- Brake Service & Repair, East Hampton - Brake Pads
- Breakfast Restaurants, East Hampton
- Brick Masonry & Bricklayer Contractors, East Hampton - Brick Mason - Install & Repair
- Builders & Contractors, East Hampton
- Builders & Contractors - More, East Hampton
- Builders Hardware Stores, East Hampton
- Building & Home Inspection, East Hampton - Real Estate, Building, Land & House Inspection Service
- Building & Land Inspection Service, East Hampton
- Building Construction Consultants, East Hampton - Construction Management & Consulting
- Building Materials, East Hampton - Wholesale, Manufacturers, Dealers & Suppliers
- Building Materials & Supplies, East Hampton
- Bus Lines, East Hampton - Bus Transportation
- Business Legal Services, East Hampton
- Business Services, East Hampton
- Business, Vocational & Technical, East Hampton
- Butcher Shops, East Hampton
|
