Via the New York Times, here's a list of the 28 lawmakers who joined up today to form the House Tea Party Caucus:

Arizona: Trent Franks
California: Gary G. Miller
Colorado: Doug Lamborn
Florida: Gus Bilirakis and Cliff Stearns
Georgia: Paul Broun, Phil Gingrey and Tom Price
Indiana: Dan Burton and Mike Pence
Iowa: Steve King
Kansas: Jerry Moran and Todd Tiahrt
Louisiana: John Fleming
Maryland: Roscoe G. Bartlett
Michigan: Pete Hoekstra
Minnesota: Michele Bachmann
Missouri: Todd Akin
North Carolina: Walter B. Jones
South Carolina: Joe Wilson
Texas: Joe L. Barton, John Carter, Michael C. Burgess, John Culberson, Louie Gohmert, Pete Sessions, Lamar Smith
Wyoming: Cynthia M. Lummis

As the Times notes, no real surprises, except perhaps N.C.'s Walter Jones who was just one of three Republicans who voted in support of President Obama's financial regs bill.  Also, Bachmann noted today that at least one Democrat has said he/she plans to join, but we'll have to wait and see who that might be...