Find out how to take on the 2023 TCS London Marathon for charity
London Marathon Events head office

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If you have a question about the TCS London Marathon, take a look at our hot topics below to find some instant answers.

Hot topics

Deferred entry

  • We will email all participants who withdrew from the 2022 mass event, and who are eligible to defer to 2023, by Friday 18 November with further information. In the meantime, please see this page to find out which types of entry are eligible to defer.

2023 ballot training top

  • If you were unsuccessful in the ballot and donated your entry fee, your exclusive training top is on the way! Please allow until the end of November and get in contact again after this date if it hasn’t arrived.
  • If you would like to exchange your training top for a different size, this won’t be a problem. Simply write ‘Freepost – LONDON MARATHON EVENTS’ on the front of a suitable envelope and enclose your training top, along with a note stating your full name, postal address, gender and preferred size. Pop this envelope in the post we’ll send you the requested top within two weeks of receipt.  

Frequently asked questions

  • Please check out our FAQs for instant answers to our most common enquiries about the TCS London Marathon.

If you've read our FAQs and still need our help, you can fill out our contact form. It is an incredibly busy time at the moment, so please only contact us once as multiple enquiries will only slow down our response time.