Jefferson County
Jefferson County, Missouri
Congressional representation for Jefferson County, Missouri.
Congressional Districts
| District | Representative | Party | |
|---|---|---|---|
 | MO-02 | Ann Wagner | Republican |
 | MO-03 | Robert F. Onder, Jr. | Republican |
 | MO-08 | Jason Smith | Republican |
ZIP Codes
| ZIP Code | Congressional District |
|---|---|
| 63010 | MO-08 |
| 63012 | MO-03 (+ others) |
| 63015 | MO-02 (+ others) |
| 63016 | MO-03 (+ others) |
| 63019 | MO-08 |
| 63041 | MO-02 (+ others) |
| 63047 | MO-03 (+ others) |
| 63048 | MO-08 |
| 63050 | MO-03 (+ others) |
| 63051 | MO-03 (+ others) |
| 63052 | MO-03 (+ others) |
| 63053 | MO-08 |
| 63057 | |
| 63061 | MO-02 |
| 63065 | |
| 63066 | |
| 63070 | MO-08 |
| 63072 | MO-02 (+ others) |