- B F Goodrich, Northville
- B F Goodrich Tires , Northville - Dealers
- Baby Stores, Northville - Baby Accessories & Clothes
- Bagel Restaurants, Northville
- Bagels, Northville
- Bakeries, Northville
- Baking Supplies & Needs, Northville - Flavoring Extracts, Flour & More
- Balloons - Novelty, Toy & Decorative, Northville
- Banks, Northville
- Baptist Churches, Northville
- Bar Code Scanning Supplies & Equipment, Northville
- Barber Shop & Beauty Salon Supplies & Equipment, Northville - Beauty & Barber Supplies
- Barbers, Northville
- Bars, Northville
- Bars & Grills, Northville
- Basement Waterproofing - Waterproofing Contractors, Northville - Foundation & Concrete Waterproofing
- Beach & Water Related Services, Northville
- Beauty Salons, Northville
- Beer Taverns, Northville
- Beverage Stores, Northville
- Bible Church, Northville
- Bicycle Rentals, Northville - Bike Rental
- Bicycle Repair & Service, Northville - Bike Repair Shops
- Bicycle Shops, Northville - Road, Hybrid, Folding, BMX, Electric & Mountain Bikes Stores & Dealers
- Bonds, Northville
- Book Publishers, Northville - Book Printing & Publishing
- Book Stores, Northville
- Bookkeeping Services Commercial, Northville
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- Bookkeeping Systems & Services, Northville
- Books, Magazines & Newspapers Stores, Northville - Bookstores
- Boutiques & Boutique Items, Northville
- Brake Service & Repair, Northville - Brake Pads
- Brazilian Restaurants, Northville
- Breakfast Restaurants, Northville
- Brick Clay Common Face, Northville
- Brick Masonry & Bricklayer Contractors, Northville - Brick Mason - Install & Repair
- Bricks, Blocks & Stone Products, Northville - Companies, Wholesale, Manufacturers & Suppliers
- Bridgestone Tires, Northville - Dealers
- Builders & Contractors, Northville
- Builders & Contractors - More, Northville
- Builders Hardware Stores, Northville
- Building & Home Inspection, Northville - Real Estate, Building, Land & House Inspection Service
- Building Construction Consultants, Northville - Construction Management & Consulting
- Building Materials, Northville - Wholesale, Manufacturers, Dealers & Suppliers
- Building Materials & Supplies, Northville
- Burglar & Alarm Service, Northville - Monitoring Service
- Burglar Alarm Systems, Northville
- Business & Professional Associations, Northville
- Business & Trade Organizations, Northville
- Business Forms, Systems & Supplies, Northville
- Business Insurance, Northville
- Business Legal Services, Northville
- Business Management Consultants, Northville
- Business Services, Northville
- Business, Vocational & Technical, Northville
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