How do i contact the national ms society? Contact Us. The National MS Society is a collective of passionate inpiduals who want to do something about MS now — to move together toward a world free of multiple sclerosis. MS stops people from moving. We exist to make sure it doesn't. To contact us, please call 1-800-344-4867 or complete the information below with as much detail as possible.How do i contact multiplesclerosis? Please email us at [email protected]. Any written correspondence can be sent to: Health Union, LLC1 International PlazaSuite 550Philadelphia, PA 19113 Sign up for emails from MultipleSclerosis.net: Subscribe By providing your email address, you are agreeing to our privacy policy. We never sell or share your email address.Where is multiple sclerosis society registered in the uk? Multiple Sclerosis Society. Registered charity nos 1139257 / SC041990. Registered as a limited company in England and Wales 07451571. Registered office address: 10 Queen Street Place, London EC4R 1AG How can i get in touch with ms? Get in touch to find out more about what we do, or to chat about MS. Due to current government recommendations our offices are closed and our staff members are working from home. Where possible, please contact us by email or telephone.