Incumbent: Kingston

District includes: Savannah and coastal counties.

Incumbent: Bishop

District includes: Southwestern counties, including cities of Columbus, Macon, and Albany.

Incumbent: Johnson

District includes: Eastern Atlanta suburbs, including Conyers.

Incumbent: Lewis

District includes: Urban Atlanta district.

Incumbent: Price

District includes: Northern Atlanta suburbs, including Roswell and Sandy Springs.

Incumbent: Woodall

District includes: Suburbs northeast of Atlanta.

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

District includes: Northeastern counties.

Incumbent: Gingrey

District includes: Marietta and northwest Atlanta suburbs.

Incumbent: Barrow

District includes: Heavily redrawn district includes east central counties, from Augusta in the north to Douglas in the south.

Incumbent: Scott

District includes: Southern and western Atlanta suburbs.

Incumbent: Graves

District includes: Northwestern counties and the city of Rome.

Incumbent: Hanabusa

District includes: Honolulu and southeastern parts of the island of Oahu.

Incumbent: Democrat Mazie Hirono, who is a candidate for US Senate.

District includes: Northern and western Oahu, and rest of the Hawaiian islands.

Incumbent: Labrador

District includes: Western and northern counties, including parts of Boise and its suburbs. It also includes Lewiston and Coeur d'Alene.

Incumbent: Simpson

District includes: Eastern counties, including a portion of Boise and its suburbs, and the communities of Idaho Falls, Twin Falls, and Rexburg.

Incumbent: Rush

District includes: Chicago's South Side and southwest suburbs.

Incumbent: Jackson

District includes: Stretches from Chicago along the border with Indiana south to Bradley.

Incumbent: Lipinski

District includes: South Side of Chicago and suburbs, including Oak Lawn.

Incumbent: Gutierrez

District includes: Chicago.

Incumbent: Quigley

District includes: C-shaped district starts along Lake Michigan on Chicago's North Side and runs west to O'Hare Airport, then south to Elmhurst.

Incumbent: Roskam

District includes: Outer Chicago suburbs to the northwest and west.

Incumbent: Davis

District includes: Downtown Chicago, including the Loop, and neighborhoodsdue west along I-290.

Incumbent: Walsh

District includes: Outer suburbs to the west and northwest, including Schaumburg.

Incumbent: Schakowsky

District includes: Suburbs north and northwest of Chicago, including Evanston, Skokie, Park Ridge and Arlington Heights.

Incumbent: Dold

District includes: Stretches from the north Chicago suburbs along Lake Michigan to the Wisconsin border. Includes Highland Park and Waukegan.

Incumbent: Biggert

District includes: Southeast Chicago suburbs, Joliet, Aurora, Bolingbrook.

Incumbent: Democrat Jerry Costello, who is retiring.

District includes: Southwestern counties, including Carbondale, East Saint Louis, and Alton.

Incumbent: Republican Tim Johnson, who is retiring.

District includes: District begins in Champaign and Bloomington and continues southwest to Decatur, Springfield, and the Missouri border at St. Louis.

Incumbent: Hultgren

District includes: Counties just west of metro Chicago.

Incumbent: Shimkus

District includes: Southeast and south central counties.

Incumbent: Kinzinger

District includes: Large district starts in the middle of the Wisconsin border and runs south through Rockford before curving east through rural counties to the Indiana border.

Incumbent: Schilling

District includes: Counties in the northwest corner of the state, south to Peoria.

Incumbent: Schock

District includes: District in the central and west central part of the state includes parts of Peoria, Springfield, and fast-growing Bloomington.

Incumbent: Visclosky

District includes: Gary and northwest counties.

Incumbent: Democrat Joe Donnelly, who, who is running for US Senate.

District includes: South Bend and north central counties.

Incumbent: Stutzman

District includes: Fort Wayne and northeast counties.

Incumbent: Rokita

District includes: Lafayette, and west Indianapolis suburbs.

Incumbent: Republican Dan Burton, who is retiring.

District includes: Counties to the north and northeast of Indianapolis.

Incumbent: Republican Mike Pence, who is a candidate for governor.

District includes: Muncie and east central and southeast counties.

Incumbent: Carson

District includes: Indianapolis and suburbs.

Incumbent: Bucshon

District includes: Evansville, Terre Haute, southwestern counties.

Incumbent: Young

District includes: Runs from outskirts of Indanapolis south through the college town of Bloomington to the Kentucky border.

Incumbent: Braley

District includes: Northeastern counties, including Waterloo, Dubuque, and Cedar Rapids.

Incumbent: Loebsack

District includes: Southeastern counties, including Davenport and the outskirts of Des Moines.

Incumbent: Because of redistricting, incumbent Democrat Leonard Boswell will face 4th District incumbent Republican Tom Latham.

District includes: Southwestern counties, including capital city of Des Moines.

Incumbent: King

District includes: Northwestern counties, including cities of Sioux City and Fort Dodge.

Incumbent: Jenkins

District includes: Topeka, Lawrence, and eastern counties

Incumbent: Yoder

District includes: Kansas City and suburbs

Incumbent: Pompeo

District includes: Wichita and south central counties.

Incumbent: Whitfield

District includes: Paducah, Henderson and western and south central counties.

Incumbent: Guthrie

District includes: Owensboro, Bowling Green, south Louisville suburbs.

Incumbent: Yarmuth

District includes: Louisville and suburbs.

Incumbent: Republican Geoff Davis, who resigned the seat in July.

District includes: Northern counties bordering West Virginia, Ohio, and Indiana. Includes Kentucky suburbs of Cincinnati.

Incumbent: Rogers

District includes: Eastern and southeastern counties.

Incumbent: Chandler

District includes: Frankfort, Lexington, and surrounding counties.

Incumbent: Scalise

District includes: Eastern Gulf coast, including portions of Houma, Metarie, and New Orleans.

Incumbent: Richmond

District includes: Snakes from New Orleans northwest to a portion of Baton Rouge.

Incumbent: Landry

District includes: Western Gulf coast counties. Includes Lafayette and Lake Charles.

Incumbent: Fleming

District includes: Shreveport and northwest counties

Incumbent: Alexander

District includes: Monroe and northeast counties

Incumbent: Cassidy

District includes: Runs from a portion of Baton Rouge and its suburbs south to a portion of Houma.

Incumbent: Pingree

District includes: Heavily populated south- and mid-coastal areas, including Portland and the capital city of Augusta.

Incumbent: Michaud

District includes: The largest congressional district east of the Mississippi is made up of the entire state except the south- and mid-coast. Includes Lewiston and Bangor.

Incumbent: Harris

District includes: Salisbury, eastern shore counties

Incumbent: Ruppersberger

District includes: Part of Baltimore, along with its suburbs bordering Chesapeake Bay. A curving arm snakes irregularly west to Towson.

Incumbent: Sarbanes

District includes: One of the nation's most irregular districts snakes from Annapolis along the shore of Chesapeake Bay, cuts inland to much of Howard County, then runs in a narrow band northeast to the Baltimore waterfront and, finally, north and west to Owings Mills.

Incumbent: Edwards

District includes: Irregularly shaped district covers east and northeast Washington suburbs, as well as much of Anne Arundel county to the outskirts of Annapolis.

Incumbent: Hoyer

District includes: District starts at College Park and Bowie, in the Washington suburbs, and runs south to cover the area between Chesapeake Bay and the Potomac River.

Incumbent: Bartlett

District includes: Hagertown, Frederick, Germantown, and panhandle counties

Incumbent: Cummings

District includes: Much of Baltimore, as well as its western suburbs, including Columbia.

Incumbent: Van Hollen

District includes: Much of Montgomery County, including Washington suburbs of Bethesda, Chevy Chase, and Silver Spring.

Incumbent: Tsongas

District includes: Northeast and north central district that stretches from Gardner and Fitchburg in the west to Lawrence and Haverhill in the east. Includes Lowell, Concord, and communities along I-495 as far south as Marlborough and Hudson.

Town-by-town results

Incumbent: Democrat Barney Frank, who is retiring.

District includes: Tall, skinny districts runs from Newton and Brookline in the north to a section of Fall River in the south, and includes Needham and Wellesley, Milford and Franklin, and the town around Attleboro, North Attleborough, and Taunton.

Town-by-town results

Incumbent: Markey

District includes: Runs from coastal Revere and Winthrop through inner suburbs to the north and northwest of Boston, and then west through Metrowest. Communities include Framingham, Woburn, Waltham, Watertown, Medford, Arlington, and part of Cambridge.

Town-by-town results

Incumbent: Tierney

District includes: North Shore, with a few northwest towns thrown in. Includes Saugus, Lynn, Burlington, Billerica, North Andover, Salem, and Newburyport.

Town-by-town results

Incumbent: Capuano

District includes: Boston neighborhoods of Allston, Brighton, Charlestown, East Boston, Fenway, Roxbury, Mattapan, Hyde Park, and a piece of Dorchester. Also Everett, Chelsea, Somerville, Randolph and part of Cambridge and Milton.

Town-by-town results

Incumbent: Lynch

District includes: Includes downtown Boston, North End, South Boston, West Roxbury, and parts of Dorchester and Roslindale. Also includes Route 1 suburbs like Dedham and Walpole, and South Shore communities like Brockton, Quincy, Braintree, Weymouth, and Scituate.

Town-by-town results

Incumbent: Keating

District includes: New Beford, Fall River, and the Cape and Islands, along with coastal South Shore communities such as Plymouth and Marshfield.

Town-by-town results

Incumbent: Benishek

District includes: Upper peninsula and northern counties of lower Michigan

Incumbent: Huizenga

District includes: Muskegon and central western lower counties, including western suburbs of Grand Rapids.

Incumbent: Amash

District includes: Grand Rapids and Battle Creek areas.

Incumbent: Camp

District includes: Central counties, including a portion of Lansing, the state capital.

Incumbent: Democrat Dale Kildee, who is retiring.

District includes: Flint, Saginaw, north coast of Saginaw Bay.

Incumbent: Upton

District includes: Southwestern counties, including Kalamazoo and Lake Michigan coast.

Incumbent: Walberg

District includes: Southeastern counties, including the Lake Erie coast and the Michigan suburbs of Toledo, Ohio

Incumbent: Rogers

District includes: East-west discrict runs from the northern Detroit suburbs to Lansing.

Incumbent: Levin

District includes: North Detroit and suburbs.

Incumbent: Miller

District includes: Runs from Michigan's "thumb," on Lake Huron, south to the suburbs of Detroit.

Incumbent: Republican Thaddeus McCotter, who resigned in July.

District includes: West and northwest Detroit suburbs, including Troy and Livonia.

Incumbent: Dingle

District includes: V-shaped district has college town of Ann Arbor on one arm, and Detroit suburb of Dearborn on the other.

Incumbent: Conyers

District includes: Urban Detroit and western suburbs.

Incumbent: Democratic Rep. Hansen Clarke lost a primary to fellow incumbent Gary Peters. They were placed in the same district as a result of redistricting.

District includes: Detroit's downtown and waterfront. Also suburbs of Grosse Point, Southfield, and Farmington Hills.

Incumbent: Walz

District includes: Strip of counties along the southern border. Includes cities of Rochester, La Crosse, and Mankato.

Incumbent: Kline

District includes: Some St. Paul neighborhoods, and southern and southeastern suburbs of St. Paul and Minneapolis.

Incumbent: Paulsen

District includes: Mostly western Minneapolis suburbs, including Bloomington and Plymouth.

Incumbent: McCollum

District includes: Runs from a portion of Minneapolis through St. Paul and its northern suburbs to the Wisconsin border.

Incumbent: Ellison

District includes: Minneapolis.

Incumbent: Bachmann

District includes: Runs from Saint Cloud in the center of the state to the metro Minneapolis-St. Paul area.

Incumbent: Peterson

District includes: Huge western district covers a third to a half of the state.

Incumbent: Cravaack

District includes: Larte northeastern district includes Grand Rapids and Duluth.