Comune in Campania, Italy Pietraroja Comune di Pietraroja Coat of arms Location of Pietraroja Pietraroja Location of Pietraroja in Italy Show map of Italy Pietraroja Pietraroja (Campania) Show map of Campania Coordinates: 41°21′N 14°33′E﻿ / ﻿41.350°N 14.550°E﻿ / 41.350; 14.550 Country Italy Region Campania Province Benevento (BN) Frazioni Mastramìci, Potéte Government • Mayor Angelo Pietro Torrillo Area [1] • Total 35.60 km2 (13.75 sq mi) Elevation 818 m (2,684 ft) Population (1 January 2020)[2] • Total 515 • Density 14/km2 (37/sq mi) Demonym(s) Pietrarojesi (Petriàni in dialect) Time zone UTC+1 (CET) • Summer (DST) UTC+2 (CEST) Postal code 82030 Dialing code 0824 ISTAT code 062051 Patron saint Saint Nicholas[3] Saint day 6 December Website Official website