ZIP Code 37321 is within two congressional districts: the 4th US Congressional District of Tennessee currently represented by Republican Scott DesJarlais and the 3rd US Congressional District of Tennessee currently represented by Republican Charles J. Fleischmann.
ZIP Code 37321 is within two Tennessee State House of Representatives districts: the Tennessee State House of Representatives District 26 currently represented by Republican Greg Martin. the Tennessee State House of Representatives District 31 currently represented by . At the state level ZIP Code 37321 is within 3 different Tennessee State Senate districts: