Members list from their webpage:
Elected Officials
U.S. Senate
Sen. Norm Coleman, Minnesota
Sen. Susan Collins, Maine
Sen. John McCain, Arizona
Sen. Gordon Smith, Oregon
Sen. Olympia Snowe, Maine
Sen. Arlen Specter, Pennsylvania
U.S. House
Rep. Judy Biggert, Illinois
Rep. Brian Bilbray, California
Rep. Mary Bono, California
Rep. Ginny Brown-Waite, Florida
Rep. Ken Calvert, California
Rep. Dave Camp, Michigan
Rep. Shelley Moore Capito, West Virginia
Rep. Michael Castle, Delaware
Rep. Thomas Davis, III, Virginia
Rep. Charlie Dent, Pennsylvania
Rep. Lincoln Diaz-Balart, Florida
Rep. Mario Diaz-Balart, Florida
Rep. David Dreier, California
Rep. Vernon Ehlers, Michigan
Rep. Jo Ann Emerson, Missouri
Rep. Phil English, Pennsylvania
Rep. Rodney Frelinghuysen, New Jersey
Rep. Jim Gerlach, Pennsylvania
Rep. Wayne Gilchrest, Maryland
Rep. David Hobson, Ohio
Rep. Timothy Johnson, Illinois
Rep. Mark Kirk, Illinois
Rep. Joe Knollenberg, Michigan
Rep. John R. Kuhl, New York
Rep. Ray LaHood, Illinois
Rep. Steven LaTourette, Ohio
Rep. Jerry Lewis, California
Rep. Frank LoBiondo, New Jersey
Rep. Jim McCrery, Louisiana
Rep. Thomas Petri, Wisconsin
Rep. Todd Platts, Pennsylvania
Rep. Jon Porter, Nevada
Rep. Deborah Pryce, Ohio
Rep. Jim Ramstad, Minnesota
Rep. Ralph Regula, Ohio
Rep. Dave Reichert, Washington
Rep. Jim Saxton, New Jersey
Rep. Christopher Shays, Connecticut
Rep. Michael Turner, Ohio
Rep. Fred Upton, Michigan
Rep. Greg Walden, Oregon
Rep. James Walsh, New York
Rep. Jerry Weller, Illinois
Rep. Heather Wilson, New Mexico
Governors
Gov. Linda Lingle, Hawaii
Gov. Arnold Schwarzenegger, California
Member Spotlight
Susan Collins Senator, Maine
I always check the list when an alleged "R" is promoting something stupid. Generally speaking, I find them on that member list.