Where can I use my Fortnum & Mason gift card? 15 October 2019 20:12 Updated Gift cards can be used in any of our stores/restaurants and for online orders. Related articles How to use the E-Gift cards? How can I find out the balance of my gift card? Where can I purchase a Fortnum & Mason gift card? The Lodge at the 3'6 Bar Where can I use my E-Gift cards?