Incumbent: Brady

District includes: Philadelphia and suburbs.

Incumbent: Fattah

District includes: Philadelphia and suburbs.

Incumbent: Kelly

District includes: Erie and northwest corner.

Incumbent: Democrat Jason Altmire, who was defeated in a primary.

District includes: Harrisburg and counties south to the Maryland border.

Incumbent: Thompson

District includes: State's largest single district stretches from the rural center of the state, in the area of State College, north and west to Lake Erie.

Incumbent: Gerlach

District includes: Lebanon, West Chester, Pottstown, Reading and counties to the northwest of Philadelphia.

Incumbent: Meehan

District includes: Philadelphia suburbs, and counties south to the Delaware border and west and northwest to suburbs of Reading.

Incumbent: Fitzpatrick

District includes: North Philadelphia suburbs, including Levittown and Doylestown.

Incumbent: Shuster

District includes: Outer Pittsburgh suburbs and counties to the east along the state's southern border. Includes Chambersburg, Altoona, and Shippensburg.

Incumbent: Marino

District includes: Large district covers counties in northwest, along the border with New York. Includes Williamsport and Scranton suburbs.

Incumbent: Barletta

District includes: Counties in the mid-eastern part of the state. Incudes Wilkes-Barre, Bloomsburg, and Harrisburg and Scranton suburbs.

Incumbent: Critz

District includes: Northern Pittsburgh suburbs west to Ohio border, and east to Johnstown.

Incumbent: Schwartz

District includes: Norristown and north Philadelphia suburbs.

Incumbent: Doyle

District includes: Pittsburgh and inner suburbs.

Incumbent: Dent

District includes: Allentown and I-78 corridor west to Hershey and other east Harrisburg suburbs.

Incumbent: Pitts

District includes: Lancaster and surrounding counties, south to the Maryland border.

Incumbent: Democrat Tim Holden, who was defeated in a primary.

District includes: Scranton, Wilkes-Barre, part of Bethlehem, and counties east to New Jersey.

Incumbent: Murphy

District includes: Southwest counties, including Pittsburgh suburbs.

Incumbent: Cicilline

District includes: Eastern half of the state, including Pawtucket, Newport, Woonsocket, and part of Providence.

Incumbent: Langevin

District includes: Western half of the state, including Warwick, Cranston, and part of Providence.

Incumbent: Scott

District includes: South and midcoast areas including Charleston and Hilton Head.

Incumbent: Duncan

District includes: Rural district covers west and northwest counties, including the city of Anderson.

Incumbent: Gowdy

District includes: Fast-growing Greenville and Spartanburg areas.

Incumbent: Mulvaney

District includes: North Central counties, including city of Rock Hill and suburbs of Charlotte, N.C.

Incumbent: Clyburn

District includes: Columbia and counties to the south and east.

Incumbent: None. District is newly created as a result of population gain.

District includes: Eastern counties, including coastal city of Myrtle Beach and interior Florence.

Incumbent: Noem

District includes: Entire state.

Incumbent: Roe

District includes: Johnson City, Kingsport, eastern-most counties

Incumbent: Duncan

District includes: Knoxville and suburbs

Incumbent: Fleischmann

District includes: District runs from Chattanooga and its suburbs north through the western suburbs of Knoxville to the Kentucky border.

Incumbent: DesJarlais

District includes: South central counties, including city of Murfreesboro, and suburbs of Nashville and Chattanooga.

Incumbent: Cooper

District includes: Nashville and suburbs.

Incumbent: Black

District includes: Eastern Nashville suburbs and north central counties.

Incumbent: Blackburn

District includes: Franklin, Clarksville and midwestern counties.

Incumbent: Fincher

District includes: City of Jackson and western counties, except area around Memphis.

Incumbent: Cohen

District includes: Memphis and suburbs.

Incumbent: Gohmert

District includes: Tyler, Longview, Nacogdoches and counties near northern Louisana border

Incumbent: Poe

District includes: Semicircular district begins west of downtown Houston, and winds through north and east suburbs, including Spring and Kingwood.

Incumbent: Hall

District includes: Texarkana and counties in the state's northeast corner.

Incumbent: Hensarling

District includes: Sliver of Dallas and counties to the southeast.

Incumbent: Barton

District includes: Portion of Fort Worth and Arlington, plus Ellis and Navarro counties to the south.

Incumbent: Culberson

District includes: C-shaped district in west Houston.

Incumbent: Brady

District includes: North Houston suburbs and counties to the North. Includes Huntsville, Crockett and The Woodlands.

Incumbent: Green

District includes: Southwest Houston neighborhoods.

Incumbent: McCaul

District includes: Stretches between Austin in the east and the suburbs of Houston in the west.

Incumbent: Conaway

District includes: Long district stretches from New Mexico border through Midland, Odessa, and San Angelo to the metro Dallas area.

Incumbent: Granger

District includes: Fort Worth and suburbs to the west and north.

Incumbent: Thornberry

District includes: Wichita Falls, Amarillo, and panhandle counties

Incumbent: Republican Ron Paul, who is not seeking re-election.

District includes: Coastal district runs from Louisana border southwest through Port Arthur and Galveston.

Incumbent: Hinojosa

District includes: Tall, skinny district runs from outer San Antonio suburbs south to McAllen on Mexican border.

Incumbent: Democrat Silvestre Reyes, who was defeated in a primary.

District includes: El Paso area.

Incumbent: Flores

District includes: Waco, and college towns of Bryan and College Station. Thin arm curls to Austin.

Incumbent: Jackson Lee

District includes: District fans out in three directions from downtown Houston to include portions of southern, northeastern and northwestern neighborhoods.

Incumbent: Neugebauer

District includes: Lubbock, Abilene and midstate counties.

Incumbent: Democrat Charles Gonzalez, who is not running for re-election.

District includes: Western portion of San Antonio and suburbs.

Incumbent: Smith

District includes: Runs along I-35 corridor between Austin and San Antonio, as well as rural counties to the west. Includes San Marco, New Braunfels, Johnson City, and Fredricksburg.

Incumbent: Olson

District includes: Suburbs south and west of Houston, including Sugar Land and Pearland.

Incumbent: Canseco

District includes: Huge district runs from El Paso east along Mexican border to west San Antonio suburbs

Incumbent: Marchant

District includes: Fast-growing northwest Dallas suburbs, including Carrollton, Grapevine, and Farmers Branch.

Incumbent: None. District is newly created as a result of population gain.

District includes: Stretches more than 150 miles from the Dallas-Fort Worth suburbs to Austin's downtown and its west and southwest suburbs.

Incumbent: Burgess

District includes: Denton County, including Denton and Lewisville.

Incumbent: Farenthold

District includes: Midcoastal district stetches from Bay City to Corpus Christi, with a finger reaching to the outskirts of Austin.

Incumbent: Cuellar

District includes: From eastern San Antonio suburbs south to Laredo and the Mexican border.

Incumbent: Green

District includes: North, east, and southeast Houston neighborhoods, including Pasadena.

Incumbent: Johnson

District includes: Southern Dallas County.

Incumbent: Carter

District includes: Killeen, Temple, and suburbs north of Austin.

Incumbent: Sessions

District includes: North Dallas and northwest suburbs, including Richardson and Garland.

Incumbent: None. District is newly created as a result of population gain.

District includes: Fort Worth, Irving and a portion of Dallas.

Incumbent: None. District is newly created as a result of population gain.

District includes: Tall, skinny district includes southern Gulf coast counties and runs north to the outskirts of Austin.

Incumbent: Doggett

District includes: Includes much of San Antonio, the suburbs of Austin and a thin strip between that includes part of New Braunfils and San Marcos.

Incumbent: None. District is newly created as a result of population gain.

District includes: Runs from east Houston suburbs northwest to the Louisana border. Includes Baytown and Silsby.

Incumbent: Bishop

District includes: District at the top of the state includes Ogden and Logan.

Incumbent: None. District is newly created as a result of population gain.

District includes: Huge district covers most of the southern and western half of state, but also West Valley City, Bountiful, and half of Salt Lake City.

Incumbent: Chaffetz

District includes: Huge district runs from the rural southeast corner of the state north and east through Provo and Orem to metro Salt Lake City.

Incumbent: Matheson

District includes: Salt Lake City and fast-growing suburbs to the south.

Incumbent: Welch

District includes: Entire state.

Incumbent: Wittman

District includes: Runs southeast from Washington suburbs along Chesapeake Bay to suburbs of Newport News.

Incumbent: Rigell

District includes: Virginia Beach and Newport News.

Incumbent: Scott

District includes: Line of counties from Richmond southeast to Norfolk.

Incumbent: Forbes

District includes: South and west Richmond suburbs, and counties south to the North Carolina border.

Incumbent: Hurt

District includes: District cuts through middle of the state from outer Washington suburbs to North Carolina. Includes Charlottesville.

Incumbent: Goodlatte

District includes: Lynchburg and Roanoke and counties north along I-81.

Incumbent: Cantor

District includes: North and east Richmond suburbs and counties to the north.

Incumbent: Moran

District includes: Alexandria, Falls Church and suburban Washington.

Incumbent: Griffith

District includes: Blacksburg and extreme western counties.

Incumbent: Wolf

District includes: Reston, Fairfax and western Washington suburbs.

Incumbent: Connolly

District includes: Top of the state, including outer Washington suburbs west to Winchester.

Incumbent: Democrat Jay Inslee, who is running for governor.

District includes: Outer Seattle suburbs, including Redmond and counties north to the Canadian border.

Incumbent: Larsen

District includes: Seattle suburbs north along the Pacific coast to Bellingham.

Incumbent: Beutler

District includes: Vancouver, Longview and southwestern counties.

Incumbent: Hastings

District includes: Yakima and mid-east counties.

Incumbent: Rodgers

District includes: Spokane, Walla Walla and eastern counties.

Incumbent: Democrat Norm Dicks, who is not running for re-election.

District includes: Seattle suburbs west to the Pacific Ocean.

Incumbent: McDermott

District includes: Seattle and western shoreline of Puget Sound.

Incumbent: Reichert

District includes: Runs from west Seattle suburbs to the middle of the state.

Incumbent: Smith

District includes: Seattle and eastern and southern suburbs, including Bellvue.

Incumbent: None. District is newly created as a result of population gain.

District includes: Olympia and suburbs.

Incumbent: McKinley

District includes: Northern third of state, including Wheeling, Parkersburg, and the college town of Morgantown.

Incumbent: Capito

District includes: Middle third of state, including Charleston, the capital, and most of the fast-growing panhandle region.

Incumbent: Rahall

District includes: Southern third of the state, including Huntington.

Incumbent: Ryan

District includes: Southeastern corner of the state, including cities of Racine and Kenosha.

Incumbent: Democrat Tammy Baldwin, who is running for US Senate.

District includes: South and south central counties, including Madison.

Incumbent: Kind

District includes: Southwest and west central counties, including cities of Eau Claire and La Crosse.

Incumbent: Moore

District includes: Milwaukee.

Incumbent: Sensenbrenner

District includes: Southeast counties, including suburbs west of Milwaukee.

Incumbent: Petri

District includes: Midcoast of Lake Michigan, including Sheboygan, east to Fond du Lac and Ripon and the center of the state.

Incumbent: Duffy

District includes: Huge district in rural northwest includes city of Wausau.

Incumbent: Ribble

District includes: North coast of Lake Michigan, including Green Bay and Appleton.

Incumbent: Lummis

District includes: Entire state.