U
- Unibuyplus
- Unagi Scooters
- Unionbay
- Ultima Replenisher
- Uahpet
- Urban Beard
- Used Cardboard Boxes
- Utimi
- Utopiat
- Ultahost UK
- UPPER Bag
- UGG Australia
- Urban Originals
- Urban Outfitters
- Urban Outfitters UK
- Urban Road
- Unreal Fur
- Ubuy
- UK Meet & Greet Airport Parking
- Usasports.co.uk
- Umbro UK
- USC
- UK Soccer Shop
- Urban Massage
- UK Sport Imports
- uSwitch
- Ulike UK
- Ulla Popken UK
- Unineed
- UK ECIG STORE
- Under U
- Ultimate Outdoors
- Ultimo Electronics
- UpSkillist
- United Colors Of Benetton
- ur.co.uk
- Udacity
- Udemy
- Umbra US
- UGA Bookstore