This is a list of municipalities in Italy which have standing links to local communities in other countries known as "town twinning" (usually in Europe) or "sister cities" (usually in the rest of the world).
A Abano Terme
Bad Füssing, Germany Lipik, Croatia Molos-Agios Konstantinos, Greece Shibukawa, Japan
Acquaviva delle Fonti San Miguel de Allende, Mexico
Adria
Chieri, Italy Ermont, France Lampertheim, Germany Maldegem, Belgium Rovinj, Croatia
Agrigento
Perm, Russia Tampa, United States Valenciennes, France Alba
Arlon, Belgium Banská Bystrica, Slovakia Beausoleil, France Böblingen, Germany Giresun, Turkey Medford, United States Sant Cugat del Vallès, Spain
Albano Laziale
Białogard, Poland Homburg, Germany Koszalin, Poland
Alessandria
Alba Iulia, Romania Argenteuil, France Hradec Králové, Czech Republic Jericho, Palestine Karlovac, Croatia Rosario, Argentina Ryazan, Russia
Alghero
Balaguer, Spain Encamp, Andorra Palma de Mallorca, Spain Tarragona, Spain
Anagni
Gniezno, Poland L'Isle-sur-la-Sorgue, France
Ancona
Çeşme, Turkey Galaţi, Romania Split, Croatia Zadar, Croatia
Anzio
Bad Pyrmont, Germany Brooklyn (New York), United States Caen, France Paphos, Cyprus
Aosta
Albertville, France Chamonix-Mont-Blanc, France Kaolack, Senegal Narbonne, France Sinaia, Romania
Aprilia
Ben Arous, Tunisia Mostardas, Brazil Tulcea, Romania
L'Aquila
Bariloche, Argentina Bernalda, Italy Bistrița, Romania Cento, Italy Cuenca, Spain Figueira da Foz, Portugal Foggia, Italy Hobart, Australia Rottweil, Germany Sant'Angelo d'Alife, Italy Zielona Góra, Poland
Arco
Belœil, Belgium Bogen, Germany Roccella Ionica, Italy Rýmařov, Czech Republic Schotten, Germany
Arenzano
El Jadida, Morocco Loutraki-Perachora, Greece Pontoise, France Tata, Hungary
Arezzo
Burbank, United States
Norman, United States Oświęcim, Poland Viseu, Portugal
Ariccia
Cournon-d'Auvergne, France Lichtenfels, Germany Prestwick, Scotland, United Kingdom Santa Margherita di Belice, Italy
Arona
Arona, Spain Compiègne, France Huy, Belgium
Ascoli Piceno
Massy, France Trier, Germany
Assago
Nozay, France Střelice, Czech Republic
Assisi
Bethlehem, Palestine San Francisco, United States Santiago de Compostela, Spain Wadowice, Poland
Asti
Biberach an der Riß, Germany Delano, United States Ma'alot-Tarshiha, Israel Miami, United States Valence, France Veliko Tarnovo, Bulgaria
Avezzano
Ayacucho, Peru Belén, Argentina Câmpulung Moldovenesc, Romania Santa María, Argentina
B Bagnacavallo
Aix-Villemaur-Pâlis, France Neresheim, Germany Strzyżów, Poland
Barberino Tavarnelle
Béboto, Chad Bodo, Chad Edchera, Western Sahara Fălticeni, Romania Gagny, France Hatvan, Hungary
Schliersee, Germany Tangermünde, Germany
Barga
East Lothian, Scotland, United Kingdom Gällivare, Sweden Hayange, France
Bari
Banja Luka, Bosnia and Herzegovina Batumi, Georgia Corfu, Greece Durrës, Albania Guangzhou, China Kostroma, Russia Mar del Plata, Argentina Monte Sant'Angelo, Italy Palma de Mallorca, Spain Patras, Greece Podgorica, Montenegro San Giovanni Rotondo, Italy Słupsk, Poland Szczecin, Poland
Barletta Herceg Novi, Montenegro
Bassano del Grappa
Mühlacker, Germany Voiron, France
Bellagio is a member of the Douzelage, a town twinning association of towns across the European Union, alongside with:
Agros, Cyprus Altea, Spain Asikkala, Finland Bad Kötzting, Germany Bundoran, Ireland Chojna, Poland Granville, France Holstebro, Denmark Houffalize, Belgium Judenburg, Austria Kőszeg, Hungary Marsaskala, Malta Meerssen, Netherlands Niederanven, Luxembourg Oxelösund, Sweden Preveza, Greece Rokiškis, Lithuania Rovinj, Croatia Sesimbra, Portugal Sherborne, England, United Kingdom Sigulda, Latvia Siret, Romania Škofja Loka, Slovenia Sušice, Czech Republic Tryavna, Bulgaria Türi, Estonia Zvolen, Slovakia
Bergamo
Bengbu, China Bucha, Ukraine Cochabamba, Bolivia Greenville, United States Ludwigsburg, Germany Mulhouse, France Olkusz, Poland Pueblo, United States Tver, Russia
Biella
Arequipa, Peru Kiryū, Japan Tourcoing, France Weihai, China
Bientina Saint-Rémy-de-Provence, France
Bologna
Coventry, England, United Kingdom Kharkiv, Ukraine Leipzig, Germany La Plata, Argentina Portland, United States Saint-Louis, Senegal San Carlos, Nicaragua St. Louis, United States Thessaloniki, Greece Toulouse, France Tuzla, Bosnia and Herzegovina Valencia, Spain Zagreb, Croatia
Bolzano
Erlangen, Germany Sopron, Hungary
Borgo San Lorenzo Várpalota, Hungary
Bracciano
Châtenay-Malabry, France Neusäß, Germany
Brescia
Bethlehem, Palestine Darmstadt, Germany Logroño, Spain Troyes, France
Brixen
Bled, Slovenia Havlíčkův Brod, Czech Republic Regensburg, Germany
Brugherio Le Puy-en-Velay, France
Bruneck
Brignoles, France Groß-Gerau, Germany Szamotuły, Poland Tielt, Belgium
C Ca Cagli Spokane, United States
Caltanissetta
Popayán, Colombia Rochester, United States
Camaiore
Carpentras, France Castel di Casio, Italy L'Hôpital, France Rovinj, Croatia Überherrn, Germany
Campi Bisenzio
Bir Lehlou, Western Sahara North Lanarkshire, Scotland, United Kingdom Orly, France Pallagorio, Italy
Cantù Dumfries, Scotland, United Kingdom
Capannori
La Gaude, France Losheim am See, Germany Pillnitz (Dresden), Germany Pirna, Germany
Capo d'Orlando
Culver City, United States Fremantle, Australia
Cappella Maggiore Earlston, Scotland, United Kingdom
Carmagnola
Opatija, Croatia Río Tercero, Argentina
Carpi
Oyonnax, France Wernigerode, Germany
Carrara
Grasse, France Ingolstadt, Germany Kragujevac, Serbia Opole, Poland Yerevan, Armenia Yunfu, China
Casalecchio di Reno
Pápa, Hungary Romainville, France Trenčín, Slovakia
Cascinette d'Ivrea Nový Bydžov, Czech Republic
Cassino
Cavarzere, Italy Falaise, France
Kolbuszowa, Poland North York (Toronto), Canada Ortona, Italy Richmond Valley, Australia Senglea, Malta Steglitz-Zehlendorf (Berlin), Germany Sterling Heights, United States Tychy, Poland Užice, Serbia
Castel San Pietro Terme
Bad Salzschlirf, Germany Lovran, Croatia Matulji, Croatia Opatija, Croatia
Castelfranco Emilia Marktredwitz, Germany
Castelfranco Veneto Guelph, Canada
Castellarano
Bruntál, Czech Republic Štúrovo, Slovakia
Castenaso
Kamëz, Albania Rethymno, Greece
Castiglione del Lago
Kopřivnice, Czech Republic Lempäälä, Finland Trappes, France
Catania
Alexandria, Egypt Borgo Maggiore, San Marino Grenoble, France Kaliningrad, Russia Oświęcim County, Poland Ottawa, Canada
Phoenix, United States
Catanzaro Bethlehem, Palestine
Cava de' Tirreni
Gorzów Wielkopolski, Poland Kaunas, Lithuania Pittsfield, United States Schwerte, Germany
Ce–Ci Ceprano Almendralejo, Spain
Cento
L'Aquila, Italy Székesfehérvár, Hungary Vicente López, Argentina
Cerveteri
Almuñécar, Spain Fürstenfeldbruck, Germany Livry-Gargan, France
Cesenatico
Aubenas, France Schwarzenbek, Germany Sierre, Switzerland Zelzate, Belgium
Cherasco
Aksakovo, Bulgaria Cefa, Romania Möckmühl, Germany Piliscsaba, Hungary Villars-sur-Var, France
Chieri
Adria, Italy Épinal, France Nanoro, Burkina Faso Tolve, Italy
Cittadella
Guben, Germany Noblesville, United States Nova Prata, Brazil
Civitanova Marche
Esine, Italy General San Martín, Argentina Šibenik, Croatia Skawina, Poland
Co–Cu Cogoleto
Ober-Ramstadt, Germany Olympia, Greece Saint-André-les-Vergers, France
Collegno
Antony, France Cerdanyola del Vallès, Spain Havířov, Czech Republic Neubrandenburg, Germany Oueslatia, Tunisia Rocchetta Sant'Antonio, Italy San Gregorio Magno, Italy Sarajevo, Bosnia and Herzegovina Sárospatak, Hungary Volzhsky, Russia
Comacchio Cres, Croatia
Como
Fulda, Germany Jelgava, Latvia Nablus, Palestine Netanya, Israel Tōkamachi, Japan
Conselice
Bitritto, Italy Bourgoin-Jallieu, France
Conselve
Jászberény, Hungary Torcy, France
Corato Grenoble, France
Corsico
Malakoff, France Mataró, Spain San Giovanni a Piro, Italy
Cortona
Athens, United States Carmel, United States Château-Chinon, France Krujë, Albania San José de los Remates, Nicaragua Valletta, Malta
Crema
Melun, France Nanning, China
Cuneo
Fürstenberg/Havel, Germany Nice, France Richard Toll, Senegal Santa Fe, Argentina
D Delia Vaughan, Canada
Desenzano del Garda
Amberg, Germany Antibes, France Sal, Cape Verde Wiener Neustadt, Austria
Dolceacqua
Alpicat, Spain Monaco, Monaco
Dueville
Calatayud, Spain Schorndorf, Germany Tulle, France
Duino-Aurisina
Buje, Croatia Ilirska Bistrica, Slovenia Kolín, Czech Republic
E Erba
Fellbach, Germany Tain-l'Hermitage, France Tournon-sur-Rhône, France
Ercolano
Heist-op-den-Berg, Belgium Xi'an, China
Este
Bad Windsheim, Germany Bethlehem, Palestine Fredericksburg, United States Leek, England, United Kingdom Pertuis, France Rijeka, Croatia Tapolca, Hungary
F Fabro Bas-en-Basset, France
Faenza
Bergerac, France Gmunden, Austria Jingdezhen, China Marousi, Greece Rijeka, Croatia Schwäbisch Gmünd, Germany Talavera de la Reina, Spain Timișoara, Romania Toki, Japan
Fanano Fairbanks, United States
Fano
Gandia, Spain Rastatt, Germany St Albans, England, United Kingdom Stříbro, Czech Republic Wieliczka, Poland
Feltre
Bagnols-sur-Cèze, France Braunfels, Germany Carcaixent, Spain Dudelange, Luxembourg Eeklo, Belgium Kiskunfélegyháza, Hungary Newbury, England, United Kingdom
Ferentino
Raszyn, Poland Rockford, United States San Severino Marche, Italy Yekaterinburg, Russia
Fermo
Ansbach, Germany Bahía Blanca, Argentina Berat, Albania
Ferrara
Broni, Italy Buenos Aires, Argentina Formia, Italy Giessen, Germany Highland Park, United States Kallithea, Greece Kaufbeuren, Germany Koper, Slovenia Krasnodar, Russia Lleida, Spain Prague 1 (Prague), Czech Republic Saint-Étienne, France Sarajevo, Bosnia and Herzegovina Swansea, Wales, United Kingdom Szombathely, Hungary Toledo, United States
Fidenza
Herrenberg, Germany Kremnica, Slovakia Kutná Hora, Czech Republic Sisteron, France
Florence
Bethlehem, Palestine Budapest, Hungary Dresden, Germany Edinburgh, Scotland, United Kingdom Fez, Morocco
Kassel, Germany Kyiv, Ukraine Kuwait City, Kuwait Kyoto, Japan Nanjing, China Nazareth, Israel Philadelphia, United States Puebla, Mexico Reims, France Riga, Latvia Salvador, Brazil Sydney, Australia Tirana, Albania Turku, Finland Valladolid, Spain
Foggia
L'Aquila, Italy Forlì, Italy Göppingen, Germany Pescasseroli, Italy Quimper, France Wałbrzych, Poland
Foligno
Gemona del Friuli, Italy La Louvière, Belgium Shibukawa, Japan
Fondi Dachau, Germany
Forlì
Aveiro, Portugal Bourges, France Elektrėnai, Lithuania Foggia, Italy Kaliningrad, Russia Peterborough, England, United Kingdom Płock, Poland Szolnok, Hungary
Formia
Ferrara, Italy Fleury-les-Aubrais, France Gračanica, Bosnia and Herzegovina Haninge, Sweden Santeramo in Colle, Italy
Formigine
Kilkenny, Ireland Saumur, France
Fossano
Camponogara, Italy Długołęka, Poland Rafaela, Argentina
Fossombrone Entraigues-sur-la-Sorgue, France
Frascati
Bad Godesberg (Bonn), Germany Kortrijk, Belgium Obninsk, Russia Saint-Cloud, France Windsor and Maidenhead, England, United Kingdom
Fratta Polesine Tulcea, Romania
Fucecchio Nogent-sur-Oise, France
Fusignano Biddulph, England, United Kingdom
G Gaeta
Cambridge, United States Frontignan, France Somerville, United States
Gallipoli
Bethlehem, Palestine Monfalcone, Italy
Gela
Elefsina, Greece Nordkapp, Norway Wittingen, Germany
Gemona del Friuli
Foligno, Italy Laakirchen, Austria Velden am Wörther See, Austria
Genoa
Beyoğlu, Turkey Columbus, United States Marseille, France Murcia, Spain