The 2nd Alpine Signal Regiment (Italian: 2° Reggimento Trasmissioni Alpino) is an expeditionary signals regiment of the Italian Army based in Bolzano in South Tyrol that specializes in mountain warfare.

Since 1951, the unit has been assigned of the 4th Alpine Army Corps and has therefore a strong association with the Italian Army's mountain infantry speciality, the Alpini, with whom the regiment shares the distinctive Cappello Alpino.

In 1975, the battalion was named for the Gardena Pass and assigned the flag and traditions of the 2nd Radio-Telegraphers Regiment.

In January 1954, the battalion was renamed IV Army Corps Signal Battalion and consisted of a command, the 1st Operations Company, the 2nd Line Construction Company, and a signals center.

[9] On 12 November 1976, the President of the Italian Republic Giovanni Leone assigned with decree 846 the flag and traditions of the 2nd Radio-Telegraphers Regiment to the battalion.

In October 1959, the battalion moved from Rovezzano to Paluzza in Friuli, where it joined the 5th Army Corps.

On 1 March 1960, the VII Army Corps Signal Battalion was assigned to the Carnia-Cadore Troops Command, a division level command consisting of the Alpine Brigade "Cadore" and Alpine Brigade "Julia".

The Carnia-Cadore Troops Command was part of the IV Army Corps and tasked with the defense of the Italian border in the Cadore region and along the Carnic Alps.

On 31 August 1976, the battalion was disbanded and the next day the battalion's personnel was used to form the 7th Signal Company, which consisted of a command, a command and services platoon, and three radio relay platoons.

On 28 February 1999, the 2nd Radio Relay Company in Bassano del Grappa was disbanded.

[3] As of 2024 the 2nd Alpine Signal Regiment is organized as follows:[3][14][7] The Silver Medal of Military Valor and Bronze Medal of Military Valor affixed to the regiment's flag were awarded during World War II to the III Mixed Engineer Battalion of the 3rd Alpine Division "Julia": the Silver Medal for the battalion's conduct during the Italian campaign on the Eastern Front and the Bronze Medal for the battalion's conduct during the Greco-Italian War.