On June 1, 2008, Carmona was bought by Serie A side Reggina. He made his debut abroad on 14 September, starting and playing the full 90 minutes in a 1–1 draw against Torino. Carmona appeared in 32 matches during the campaign, which ended in relegation.
On 19 November 2008, Carmona made his debut for the senior team in a 0–3 loss to Spain.