LA1

La 1, LA 1 or LA-1 may refer to:
 * Louisiana Highway 1, a state highway in Louisiana
 * Louisiana State Route 1, a former state highway in Louisiana, also known as the Jefferson Highway
 * Louisiana's 1st congressional district, an American congressional district

In broadcasting:
 * La 1 (Spanish TV channel), a Spanish TV channel
 * RSI La 1, a Swiss Italian-language TV channel