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- National Guard and Reserve Components Caucus
- Rep. Steve Buyer
- Rep. Gene Taylor
- National Landscape Conservation System Caucus
- Rep. Mary Bono
- Rep. Raul Grijalva
- Rep. Rick Renzi
- Rep. James Moran
- National Service Congressional Caucus
- Rep. Christopher Shays
- Rep. David Price
- Rep. Tom Osborne
- Rep. Harold Ford
- Navy-Marine Corps Caucus
- Rep. Susan Davis
- Rep. Randy Forbes
- New Democrat Coalition
- Rep. Ellen Tauscher
- Rep. Ron Kind
- Rep. Artur Davis
- North America's Supercorridor Caucus
- Rep. Sam Graves
- Rep. Eddie Bernice Johnson
- Northeast-Midwest Congressional Coalition
- Rep. Steve LaTourette
- Rep. Marty Meehan
- Northern Border Caucus
- Rep. Bart Stupak
- Rep. John Sweeney
- Nuclear Issues Caucus
- Rep. Joe Knollenberg
- Rep. John Spratt
Read more about this topic: Caucuses Of The 109th United States Congress