The key is our smartcard that makes travelling by train much easier. You can renew, top up in advance or when your ticket is nearing expiry - all online. So there's no more need to queue at ticket machines, or buy a new ticket for each journey.

Each train company has its own key card. Please visit the train company websites to see which stations it can be used.


Unlock the benefits of smart, paperless ticketing and speedy, tap-and-go travel… for more convenient commuting and the end of Monday morning queues.

The key at Southeastern

Great Northern

If you are a Season Ticket holders, you can now travel with our new key smartcard- a more reliable and secure way to commute.

The key at Great Northern

Southern Railway

No more fumbling around for paper tickets. Say hello to an easier way to travel when you buy your tickets with The Key Smartcard - Southern's very own smartcard.

The key at Southern


The Key Smartcard is the hassle-free, paperless and speedy way to buy and use your season ticket on Thameslink Railway.

The key at Thameslink