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

Event Guide

  • The Event Guides for the 2022 TCS London Marathon mass and virtual event are available on this page. They contain everything you need to know for an amazing day!

Mass event registration email

  • We emailed all mass event participants with their registration and start time details by Sunday 25 September and please check your junk/spam folder if this is not showing in your inbox. The details are also displayed in the ‘Event Information’ section of the Official TCS London Marathon App.

Virtual Event Packs

  • If you live in UK and your Event Pack has not arrived in the post, please email londonmarathon@asendia.com for a replacement. If you live outside of the UK it isn’t possible to send a replacement. All participants will also be emailed a downloadable bib number by the end of Friday 30 September.

2023 Ballot

  • Applications for the 2023 TCS London Marathon Ballot are now open! You can enter the ballot here and the opportunity to apply closes at 21:00 on Friday 7 October.

2022 withdrawals and deferral eligibility

  • To withdraw your entry, you'll need to notify us via your participant dashboard, which was emailed to you by Friday 26 August. Please note the deadline to withdraw your entry is 23:59 on Saturday 1 October 2022. We will email all withdrawn participants by mid-November with further information. In the meantime, please see this page to find out which types of entry are eligible to defer.

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.