Membership By becoming a member, you help support preservation and restoration of the Wilmington State Parks. With your membership, you will receive our quarterly newsletter, a discount to programs and events, and an invitation to members-only events. Join us (or renew) on our online form today! (Credit card payments are processed by Pay-Pal over a secure network.) Or print the form and mail your membership donation to: Friends of Wilmington Parks, P.O. Box 435, Montchanin, DE 19710-0435. Call Friends of Wilmington Parks with suggestions, comments or questions: (302) 656-3665