CAMDEN HOMELESS SERVICES - Dial 211 or (856) 757-7689. 1/1/20 NJ will operate Homeless Hotline. Meal Providers. Listing of homeless service providers under different categories Categories. Homeless Hotline in Trenton, NJ CCPA. Homefront, Inc. 1180 Princeton Avenue Lawrenceville, NJ 08648 (609) 989-9417 There is also a homeless hotline in the community. Emergency Free Farm Market . Program to address homelessness Prevention. How does the service work?