http://www.childwelfare.gov/pubs/reslist/tollfree.cfm
This document also available in Spanish
Child Welfare Information Gateway
This directory lists the toll-free phone numbers maintained by various crisis organizations. Numbers and a list of who the organization helps are included for organizations that deal with child abuse, family violence, missing/abducted children, rape/incest, relief for caregivers, runaways, and crime victims.