How You Can Help: American Red Cross To give blood, call the American Red Cross at 1-800-GIVE-LIFE. For financial donations, call 1-800-HELP-NOW. Phone lines may be busy due to the heavy volume of calls, but you can visit www.redcross.org to donate online or to find a chapter location near you. International Association of Fire Fighters Anyone wishing to send a contribution may send it to The New York Fire 9-11 Relief Fund, c/o Firehouse.com, 9658 Baltimore Ave., Suite 350, College Park, Md. 20740. Please do not send cash. The United Way The United Way of Washington, D.C., has established the September 11th Fund to provide immediate support to emergency assistance agencies. Donations can be sent to 95 M St., SW, Washington, D.C. 20024 or call (202) 488-2000. Donors may specify the community ñ Washington, D.C. (code 9011) or New York City (code 9012) ñ where they want their contributions to go.