• Congressional Human Trafficking Caucus
• Bipartisan, Bicameral Congressional Task Force on Alzheimer's Disease
• Coalition on Autism Research and Education (C.A.R.E.)
• Lyme Disease Caucus
• Bipartisan Congressional Pro-Life Caucus
• Spina Bifida Caucus
• Global Internet Freedom Caucus 
• Ad Hoc Congressional Committee for Irish Affairs
• Congressional Caucus on Poland
• Congressional Caucus on Vietnam
• Congressional Caucus on Bosnia

• Bi-Partisan Coalition for Combating Anti-Semitism

The following is a partial list of Congressional caucuses on which Rep. Smith has served as a member: 

• Congressional Human Rights Caucus
• Congressional Coastal Caucus
• House Oceans Caucus
• Delaware River Basin Task Force
• Renewable Energy and Energy Efficiency Caucus
• Rail Passenger Caucus
• Congressional Coalition on Adoption
• Congressional Shipbuilding Caucus
• Congressional Guard and Reserve Caucus
• House Air Force Caucus
• Congressional Missing and Exploited Children's Caucus
• 9/11 Health Caucus
• House Army Caucus
• Animal Welfare Caucus
• Congressional Caucus to Fight and Control Methamphetamine
• Military Veterans Caucus 

* as of January 2012