- Bakeries, Washougal
- Ballroom Dance Hall, Washougal
- Banks, Washougal
- Baptist Churches, Washougal
- Barbecue Restaurants, Washougal
- Barbers, Washougal
- Bark & Bark Products, Washougal
- Bars, Washougal
- Bars & Grills, Washougal
- Beauty Salons, Washougal
- Beer Taverns, Washougal
- Bird Feeders & Supplies, Washougal
- Boat Services, Washougal
- Boat Storage , Washougal - Equipment & Services
- Boats & Yachts, Washougal - Yachts, Sailboats & Boats for Sale
- Boiler & Furnace Contractors, Washougal - Installation, Cleaning & Repair Services
- Boiler - New & Used, Washougal - Radiant Heating
- Bonds, Washougal
- Bottled Gas, Lp Gas & Propane Dealers, Washougal
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- Boutiques & Boutique Items, Washougal
- Brake Service & Repair, Washougal - Brake Pads
- Brakes & Brake Parts, Washougal - Brake Pads, Rotors, Calipers, Lines, etc
- Breakfast Restaurants, Washougal
- Brew Pubs, Washougal
- Broadwoven Fabric Mills Wool, Washougal
- Broker Consultants, Washougal - Business Coaches & Consultants
- Builders & Contractors, Washougal
- Builders & Contractors - More, Washougal
- Building Construction Consultants, Washougal - Construction Management & Consulting
- Building Hardware & Materials, Washougal
- Building Materials, Washougal - Wholesale, Manufacturers, Dealers & Suppliers
- Building Materials & Supplies, Washougal
- Burglar Alarm Systems, Washougal
- Business & Professional Associations, Washougal
- Business Brokers, Washougal
- Business Legal Services, Washougal
- Business Services, Washougal
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