- Diamond
- DressForLess
- Dales Holiday Cottages
- DK Books
- DHR
- DFS
- Diet Chef
- Danetti
- DesignerSofas4U
- Decathlon
- Digital Village
- Discount Golf Store
- Diggerland
- Despair.com
- Darts Corner
- Dibor
- DV8 Fashion
- Dolphin Fitness
- Dash4It
- Discounted Sunglasses
- DressNImpress
- Destination Skin
- Destinology
- Delta Force Paintball
- DJM Music
- Donna Ida
- Dudley Zoo and Castle
- D'Addario Strings
- Dance Direct
- David Lloyd
- Dawsons Music Online
- DEB Shops
- Delivery.com
- Denman
- Diamonds Factory
- Digital Depot
- Digital Toy Shop
- Direct Sports
- Discovery Cove
- Disturbia Clothing
- Doctor Fox
- Dr Sebagh Cosmetics
- DW Sports
- Dukan Diet
- Dutch By Design
- Direct Sight
- Dedeman Hotels and Resorts
- Dunnes Stores
- Drakes London
- Dermalogica
- DT Brown Seeds
- Dollywood Boutique
- Dream But Do Not Sleep
- Dyson UK
- Darlings of Chelsea
- Denby
- Deichmann
- Dorothy Perkins
- Disneyland Paris
- DFDS Seaways
- Debenhams
- Domino's
- Disney Store UK
- Drayton Manor
- Dunelm
- Discount Supplements
- Deep Sea World
- Demon Tweeks
- Direct2Mum
- Direct Cosmetics
- Dreams
- Drinkstuff
- Dobies
- Day2Day Shop
- Designer Discount
- Dolphin Music
- Diamonds USA
- Designer Desirables
- Design Hotels
- Direct Bikes Scooters