| Caption: | Original 1924 Louisiana shields |
| Statehwy: | Louisiana State Route X (LA X) |
| Notes: | This system of highways was changed during the 1955 Louisiana Highway renumbering. |
The following is a list of state highways in the U.S. state of Louisiana designated in prior to the 1955 Louisiana Highway renumbering. All were part of the original 98 state highways authorized by the state legislature in 1921.[1]