- US Art Supply
- Urban Loft Art
- Ultraschall-welt
- U-Line
- UK Team Shop
- Utz
- Unilever
- Utica Coffee Roasting Company
- Ultimate Bark Control
- UbiBot Online Store
- UPS Battery Center
- Universal Rocks
- Utah Red Zone
- U Cube Creative
- Ultimate Straw
- Uncaged Ergonomics
- UGears UK
- USAGOLD
- U.S. State Quarters
- Uptown Spirits
- Urban Plant Growers
- Uuni
- Uckele
- UKF Store
- Unger
- USAopoly
- US Air Purifiers
- Ubbi World
- Ullo
- Ultra Pro
- Ultimate Pillows
- Urban Intellectuals
- Usave
- Ujido
- UltraSource
- Uncle Ben's
- UltraBoardGames
- Urban Drinks
- Ultimagine
- UnderCover
- U.S. Games System
- Upohar BD
- Uttermost
- Unique Furniture
- USA Service Dogs
- UDOO
- Urban General Store
- Ursa Software
- Ural Motorcycles
- University Customs
- Urban Jungle
- UnlimitedApplianceParts
- Unearthed Crystals
- UAC
- USA Pan
- Urnex
- US Door & More
- Udi's
- US Stove
- Uprise Art
- USDish
- Uncle Nearest
- UnitedPetWorld
- Upshine
- Uncle Matt's Organic
- Underdog Games
- U-Konserve
- UGUiSU Online Store
- Umnitza
- Uwajimaya
- USA Leather Jackets
- Ugly Bros
- Urbanest Living
- Up in Annie's Room
- Uniicorn Slime
- Unit-Trend
- Unco Industries
- UOBD2
- Utopia
- Unique Pretzels