- Bakeries, Brownstown Township
- Banks, Brownstown Township
- Banquet Halls, Brownstown Township
- Banquet Halls, Reception Halls & Party Facilities, Brownstown Township
- Baptist Churches, Brownstown Township
- Barbers, Brownstown Township
- Bars, Brownstown Township
- Bars & Grills, Brownstown Township
- Batteries Storage Manufacturers, Brownstown Township
- Battery, Brownstown Township - Retail Batteries Stores
- Battery Manufacturers, Brownstown Township
- Battery Storage, Brownstown Township
- Bearings, Brownstown Township
- Beauty Salons, Brownstown Township
- Beer Taverns, Brownstown Township
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- Boat Services, Brownstown Township
- Bookkeeping Services Commercial, Brownstown Township
- Bookkeeping Services Personal, Brownstown Township
- Bookkeeping Systems & Services, Brownstown Township
- Brake Service & Repair, Brownstown Township - Brake Pads
- Breakfast Restaurants, Brownstown Township
- Builders & Contractors, Brownstown Township
- Builders & Contractors - More, Brownstown Township
- Building & Property Maintenance & Services, Brownstown Township
- Building Construction Consultants, Brownstown Township - Construction Management & Consulting
- Building Materials & Supplies, Brownstown Township
- Business Insurance, Brownstown Township
- Business Legal Services, Brownstown Township
- Business Management Consultants, Brownstown Township
- Business Services, Brownstown Township
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