Stores starting with M
- M and M Direct
- Macdonald Hotels
- Machine Mart
- Made.com
- Majestic Wine
- Malmaison
- MANKIND
- Manor Cottages
- Maplin
- Marisota
- Marks and Spencer
- Masdings
- Matalan
- Mercury Holidays
- Miss Selfridge
- Mobiles.co.uk
- MaxCleavage
- MaxiNutrition
- Medion
- Memory Foam Warehouse
- Mercury Holidays
- Merlin Cycles
- Mesh
- Mighty Deals
- Millet Sports
- Millets
- Mini in the box
- Miss Selfridge
- Missguided
- Mitre For Home
- Mobiles.co.uk
- Moda in Pelle
- Modern
- Modern Rugs
- Molton Brown
- Monarch Holidays
- Monsoon
- Monster
- Monster Pet Supplies
- MonsterSupplements.com
- moo.com
- Morphy Richards
- Moss Bros
- Mothercare
- Mountain Warehouse
- MSC Cruises
- Multiyork Furniture
- Museum Selection
- musicMagpie
- Musto
- My 1st Years
- My Duvet and Pillow
- My Favourite Magazines
- My M and Ms
- My Memory
- My Nametags
- My Photo Puzzle
- Myakka
- mychoice.co.uk
- myParcelDelivery
- MyProtein.com
- mytyres.co.uk
- myvitamins