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 The Old Vic brings the magic of the theatre to Evelina London Children's Hospital Friday, 25 April 2025 Grandad runs marathon for granddaughter who had 50 seizures a day Thursday, 24 April 2025 New study shows Hospital at Home service is 'game changer' for children and families Tuesday, 22 April 2025 See all news