Planned telephone system upgrade on 27 March: temporary service downtime Last updated: Thursday, 21 March 2024 We're making improvements to our telephone system on Wednesday 27 March 2024, 2am to 3am. During this time, there will be a planned telephone outage. This upgrade will impact Guy’s hospital, St Thomas’ hospital, Evelina London Children’s Hospital, and our acute community sites. If you need to reach us during this period, please call 020 7188 7188. We apologise for any inconvenience this may cause. Thank you for your understanding. Print this page Contact us Media enquiries Phone: 020 7188 5577 Email: press@gstt.nhs.uk Other latest news Determined mum is running the London Marathon for Evelina London Thursday, 11 April 2024 Evelina London selected as location for specialist children's cancer services Thursday, 11 April 2024 Leicester couple take on London Marathon for hospital that saved their niece’s life Tuesday, 09 April 2024 See all news