- Banks, Plattsburg
- Baptist Churches, Plattsburg
- Barbecue Restaurants, Plattsburg
- Barber Shops, Plattsburg
- Barbers, Plattsburg
- Bars, Plattsburg
- Bars & Grills, Plattsburg
- Beauty Salons, Plattsburg
- Boat Services, Plattsburg
- Boat Storage , Plattsburg - Equipment & Services
- Bowling Centers, Plattsburg
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- Builders & Contractors, Plattsburg
- Builders & Contractors - More, Plattsburg
- Building Construction Consultants, Plattsburg - Construction Management & Consulting
- Building Materials & Supplies, Plattsburg
- Bus Lines, Plattsburg - Bus Transportation
- Bus Lines Ticket Agencies, Plattsburg
- Business & Professional Associations, Plattsburg
- Business Legal Services, Plattsburg
- Business Services, Plattsburg
- Business, Vocational & Technical, Plattsburg
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