From the website:
For all general information regarding your Walt Disney World Annual Passincluding renewal, discounts, reservations and priority seating at participating Resort hotel and theme park restaurants, special ticketed events, change of address, email registration and morevisit the Annual Passes section of the official Walt Disney World Help Center, or call (407) 560-PASS or (407) 560-7277. Guests under age the age of 18 must have parent or guardian permission to call.