Home / Greater Philadelphia Resource Guide / Family Service Association of Bucks County – Main Site Langhorne / Family Service Association of Bucks County – Main Site Langhorne Services: Abuse and Violence, Education, Mental Health, Prevention, Recovery and Substance Use Populations Served: The Public,Youth Address: 4 Cornerstone Drive Langhorne, PA 19047 Phone: 215-757-6916 ext 159 Website Directions Back to Resource Guide