The unit was formed as a battalion in 1953 and operated the army's telecommunications network in the Aosta, Liguria, Lombardy, and Piedmont regions.

The battalion was named for the Col du Fréjus, which connects Bardonecchia in Piedmont with Modane in France.

[4] The battalion was assigned to the Northwestern Military Region's Signal Command and operated the army's telecommunications network in the Aosta, Liguria (minus the province of La Spezia), Lombardy (minus the provinces of Brescia and Mantua), and Piedmont regions.

The newly formed regiment continued to operate the army's telecommunications network in northwestern Italy.

Since then the 32nd Signal Regiment operates the army's telecommunications network in all of northern Italy, with the exception of the Emilia-Romagna region.