Your customer number appears on your membership dues renewal invoice. If you
no longer have that, please contact The American Society for Cell Biology Membership Department:
Office hours are 9:00am - 5:00pm (EST) Monday - Friday
The American Society for Cell Biology
8120 Woodmont Avenue, Suite 750
Bethesda, MD 20814-2755
301-347-9300
mbc@ascb.org