This is a list of trolleybus systems in Italy by Regione. It includes all trolleybus systems, past and present.
Italian peninsula
Abruzzo
Campania
Emilia-Romagna
Friuli-Venezia Giulia
Lazio
Liguria
Lombardy
Military line:
Marche
Piedmont
Apulia
Tuscany
Umbria
Aosta Valley
Veneto
Military lines:
Sardinia
Sicily
See also
List of trolleybus systems, for all other countries
Trolleybus usage by country
List of town tramway systems in Italy
List of light-rail transit systems
List of rapid transit systems
Sources
Books and periodicals
Bruce, Ashley R. Lombard-Gerin and Inventing the Trolleybus. (2017) Trolleybooks (UK). Murray, Alan (2000). World Trolleybus Encyclopaedia (). Reading, Berkshire, UK: Trolleybooks. Gregoris, Paolo; Rizzoli, Francesco; & Serra, Claudio (2003). Giro d'Italia in filobus (). Cortona: Editore Calosci. Peschkes, Robert (1993). World Gazetteer of Tram, Trolleybus and Rapid Transit Systems, Part Three: Europe (). London: Rapid Transit Publications. Trolleybus Magazine (ISSN 0266-7452). National Trolleybus Association (UK). Bimonthly.