United States House of Representatives elections, 2006 Oklahoma Oklahoma

| District | Incumbent | Party | First_elected | Results |
|---|---|---|---|---|
| Oklahoma 1 | John Sullivan | Republican | 2002 | Re-elected |
| Oklahoma 2 | Dan Boren | Democratic | 2004 | Re-elected |
| Oklahoma 3 | Frank Lucas | Republican | 1994 | Re-elected |
| Oklahoma 4 | Tom Cole | Republican | 2002 | Re-elected |
| Oklahoma 5 | Ernest Istook | Republican | 1992 | Retired to run for Governor Republican hold |