- Warehousing & Storage, Portsmouth - Warehouse Services
- Washing Machine & Dryer Repair & Service, Portsmouth
- Waste & Refuse Services & Sites, Portsmouth
- Waste Paper, Portsmouth
- Watch, Clock & Jewelry Repair, Portsmouth
- Water & Sewage Utility, Portsmouth
- Water Companies, Portsmouth
- Water Transportation, Except Passenger, Portsmouth
- Water Well Drilling Contractors, Portsmouth
- Weapons Guns & Knives, Portsmouth
- Wedding & Bridal Services, Portsmouth
- Wedding Supplies & Bridal Shops, Portsmouth
- Welding & Welder, Portsmouth - Welding Supplies, Machines, Equipment, Services & Contractors
- Welding Supplies & Equipment, Portsmouth
- Welding Supplies & Equipment Rental & Leasing, Portsmouth
- Well Drilling Contractors, Portsmouth
- Well Drilling Equipment & Supplies, Portsmouth - Water Well & Other Wells
- Western Restaurants, Portsmouth
- Wheel Alignment, Frame & Axle Service & Repair, Portsmouth
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- Wheelchair Repair, Portsmouth
- Whirlpool Appliances, Portsmouth
- Wi-Fi & Voip Technologies, Portsmouth
- Wigs, Toupees & Hair Products Stores, Portsmouth
- Window Blinds, Shades & Window Treatments and Coverings, Portsmouth - Roller & Roman Shades - Wood, Metal & Vertical Blinds
- Windows, Portsmouth - Single & Double Hung, Casement, Sliding, Glass Block, Basement Windows & More
- Windows and Doors, Portsmouth - Wholesale, Manufacturers & Suppliers
- Wine Manufacturers, Portsmouth
- Wire Conduit & Cable, Portsmouth
- Wireless & Cellular Communications Equipment & Supplies, Portsmouth
- Women s Clothing Stores, Portsmouth - Clothes & Accessories
- Women's Fashion Accessories, Portsmouth - Handbags, Wallets, Scarves, Belts, Necklace, Bracelets, Earrings and more
- Womens Organizations, Portsmouth
- Word Church, Portsmouth
- Work Clothes & Uniforms Manufacturers, Portsmouth
- Work, Utility & Commercial Vehicle Dealers, Portsmouth
- Workers Compensation Service & Consulting, Portsmouth
- Wrecking & Demolition Contractors, Portsmouth - House & Building Demolition Companies
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