Comune in Lombardy, Italy Dervio Derf (Lombard) Comune Comune di Dervio Location of Dervio Dervio Location of Dervio in Italy Show map of Italy Dervio Dervio (Lombardy) Show map of Lombardy Coordinates: 46°5′N 9°18′E﻿ / ﻿46.083°N 9.300°E﻿ / 46.083; 9.300Coordinates: 46°5′N 9°18′E﻿ / ﻿46.083°N 9.300°E﻿ / 46.083; 9.300 Country Italy Region Lombardy Province Lecco (LC) Frazioni Corenno Plinio, Castello, Monastero, Borgo, La Foppa, Pianezzo, Monte, Roncacci, Villa, Balma, Ronchi di Vesgallo[1] Government • Mayor Davide Vassena Area [1] • Total 11.7 km2 (4.5 sq mi) Elevation 220 m (720 ft) Population (31 July 2017)[2] • Total 2,627 • Density 220/km2 (580/sq mi) Demonym Derviesi Time zone UTC+1 (CET) • Summer (DST) UTC+2 (CEST) Postal code 23824 Dialing code 0341 Patron saint Sts.