This is a list of municipalities in Portugal 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 Abrantes
Hitoyoshi, Japan Parthenay, France Ribeira Brava, Cape Verde
Águeda
Bissau, Guinea-Bissau Ferrol, Spain Madalena, Portugal Rio Grande, Brazil Sint-Gillis-Waas, Belgium
Alcobaça
Aubergenville, France Bełchatów, Poland Cacuaco, Angola Chicopee, United States São João da Madeira, Portugal Tarouca, Portugal
Alcoutim Blain, France
Alfândega da Fé
Medina de Rioseco, Spain Santa Cruz, Cape Verde
Aljezur
Boa Vista, Cape Verde Kürnach, Germany
Aljustrel Hem, France
Almada
Porto Amboim, Angola Regla (Havana), Cuba Sal, Cape Verde
Almeirim Dreux, France
Alpiarça
Champigny-sur-Marne, France Wysokie Mazowieckie, Poland
Alvito Alvito, Italy
Amadora
Aileu, East Timor
Huambo, Angola Mosteiros, Cape Verde Piracicaba, Brazil Príncipe, São Tomé and Príncipe Tarrafal, Cape Verde
Amarante
Achères, France Wiesloch, Germany
Anadia
Boa Vista, Cape Verde
São Lourenço dos Órgãos, Cape Verde
Angra do Heroísmo
Alenquer, Portugal Cartagena, Colombia Évora, Portugal Florianópolis, Brazil Funchal, Portugal Gilroy, United States Golegã, Portugal Gramado, Brazil Gustine, United States Jining, China Porto Novo, Cape Verde Ribeira Grande de Santiago, Cape Verde Salvador, Brazil São Vicente, Cape Verde Taunton, United States Tulare, United States
Ansião
Erbach, Germany Mosteiros, Cape Verde Santos, Brazil São Vicente, Brazil
Arcos de Valdevez
Dammarie-lès-Lys, France Décines-Charpieu, France
Arganil
Beira, Mozambique Dudelange, Luxembourg Rio de Janeiro, Brazil Las Torres de Cotillas, Spain
Arouca
Poligny, France Santos, Brazil
Arraiolos
Maio, Cape Verde Meulan-en-Yvelines, France
Arruda dos Vinhos Mogente/Moixent, Spain
Aveiro
Arcachon, France Belém, Brazil Bourges, France Cholargos, Greece Ciudad Rodrigo, Spain Cubatão, Brazil Farim, Guinea-Bissau Forlì, Italy Inhambane, Mozambique Mahdia, Tunisia Ōita, Japan Panyu (Guangzhou), China Pelotas, Brazil Pemba, Mozambique Santa Cruz, Cape Verde Santo António, São Tomé and Príncipe Viana do Castelo, Portugal
B Barcelos
El Jadida, Morocco Pontevedra, Spain
São Domingos, Cape Verde Svishtov, Bulgaria Vierzon, France
Barreiro
Łódź, Poland Stara Zagora, Bulgaria
Batalha
Joinville-le-Pont, France Trujillo, Spain
Belmonte
Belmonte, Brazil La Mézière, France Olímpia, Brazil Olivenza, Spain Ouro Preto, Brazil Ponta Delgada, Portugal Porto Seguro, Brazil Rosh Pinna, Israel Sal, Cape Verde Santa Cruz Cabrália, Brazil São José do Belmonte, Brazil São Paulo, Brazil São Vicente, Brazil
Braga
Bissorã, Guinea-Bissau Clermont-Ferrand, France Cluj-Napoca, Romania Cuenca, Ecuador Ivano-Frankivsk, Ukraine Manaus, Brazil Puteaux, France Ribeira Brava, Cape Verde Rio de Janeiro, Brazil Santa Fe, Argentina Tarrafal de São Nicolau, Cape Verde
Bragança
Água Grande, São Tomé and Príncipe La Bañeza, Spain Bragança Paulista, Brazil
Gallicano, Italy Léon, Spain Les Pavillons-sous-Bois, France Zamora, Spain
C Cabeceiras de Basto
Boa Vista, Cape Verde Lalín, Spain Neuville-sur-Saône, France Quincieux, France Rives, France Sury-le-Comtal, France
Caldas da Rainha
Deruta, Italy Figueiró dos Vinhos, Portugal Huambo, Angola Poços de Caldas, Brazil Le Raincy, France Santo Amaro da Imperatriz, Brazil
Câmara de Lobos Forio, Italy
Caminha Pontault-Combault, France
Cantanhede
Alfortville, France Cantanhede, Brazil
Rio Maior, Portugal
Cartaxo
Bento Gonçalves, Brazil Brava, Cape Verde Penglai (Yantai), China Pucioasa, Romania Słupsk, Poland
Cascais
Atami, Japan Biarritz, France Bucha, Ukraine Campinas, Brazil Essaouira, Morocco Gaza City, Palestine Guarujá, Brazil Irpin, Ukraine Karşıyaka, Turkey Lavreotiki, Greece Miami Beach, United States Pampilhosa da Serra, Portugal Sal, Cape Verde Santana, São Tomé and Príncipe Sausalito, United States Sinaia, Romania Ungheni, Moldova Vitória, Brazil Wuxi, China Xai-Xai, Mozambique
Castanheira de Pera Leimen, Germany
Castelo Branco
Huambo, Angola Petrolina, Brazil Puławy, Poland Umuarama, Brazil Zhuhai, China
Castro Daire Zermatt, Switzerland
Castro Marim Guérande, France
Celorico de Basto
Cambados, Spain Houilles, France Wiltz, Luxembourg
Chaves
Angoulême, France Bafatá, Guinea-Bissau Differdange, Luxembourg Nampula, Mozambique Talence, France
Coimbra
Aix-en-Provence, France Beira, Mozambique Cambridge, United States Curitiba, Brazil Daman, India Dili, Timor-Leste Esch-sur-Alzette, Luxembourg Fez, Morocco Macau, China Narni, Italy Padua, Italy Poitiers, France Salamanca, Spain Santa Clara, United States Santiago de Compostela, Spain Santos, Brazil São Vicente, Cape Verde Zaragoza, Spain
Condeixa-a-Nova
Bretten, Germany Idanha-a-Nova, Portugal Longjumeau, France Pontypool, Wales, United Kingdom
Constância Fondettes, France
E Entroncamento
Mosteiros, Cape Verde Friedberg, Germany Penafiel, Portugal Villiers-sur-Marne, France
Évora
Angra do Heroísmo, Portugal Chartres, France Island of Mozambique, Mozambique Suzdal, Russia
F Fafe
Porto Seguro, Brazil Sens, France
Faro
Bolama, Guinea-Bissau Haikou, China Hayward, United States Huelva, Spain Maxixe, Mozambique Praia, Cape Verde Príncipe, São Tomé and Príncipe Tangier, Morocco
Felgueiras
Boa Vista, Cape Verde Mocímboa da Praia, Mozambique Pont-Sainte-Maxence, France Santa Cruz Cabrália, Brazil
São Vicente, Cape Verde
Figueira da Foz
Angoche, Mozambique L'Aquila, Italy Ciudad Rodrigo, Spain Gradignan, France Mortágua, Portugal New Bedford, United States Praia, Cape Verde Yevpatoria, Ukraine
Figueira de Castelo Rodrigo Wissous, France
Funchal
Angra do Heroísmo, Portugal Cape Town, South Africa Fremantle, Australia Gibraltar, Gibraltar Herzliya, Israel Honolulu, United States Ílhavo, Portugal Leichlingen, Germany Livingstone, Zambia Marrickville (Inner West), Australia Maui County, United States New Bedford, United States Oakland, United States Praia, Cape Verde Saint Helier, Jersey Santos, Brazil
G Góis Oroso, Spain
Golegã
Angra do Heroísmo, Portugal Villeneuve-d'Olmes, France
Gondomar
Barton-upon-Humber, England, United Kingdom Feyzin, France Gondomar, Spain Praia, Cape Verde
Gouveia
Danbury, United States Labouheyre, France Zofingen, Switzerland
Guarda
Béjar, Spain Safed, Israel Siegburg, Germany Waterbury, United States Wattrelos, France
Guimarães
Brive-la-Gaillarde, France Colonia del Sacramento, Uruguay Compiègne, France Dijon, France Igualada, Spain Kaiserslautern, Germany Lisbon, Portugal Londrina, Brazil Mé-Zóchi, São Tomé and Príncipe Montluçon, France Ribeira Grande de Santiago, Cape Verde Rio de Janeiro, Brazil Tacoronte, Spain Tourcoing, France
I Idanha-a-Nova
Condeixa-a-Nova, Portugal Hotton, Belgium Petrés, Spain Vert-le-Grand, France
Ílhavo
Cabo Frio, Brazil Funchal, Portugal Grindavík, Iceland Ihtiman, Bulgaria New Bedford, United States Paraty, Brazil
L Lagoa, Algarve
Lagoa, Azores, Portugal Lepe, Spain São Domingos, Cape Verde
Lagoa, Azores
Bristol, United States Dartmouth, United States Fairhaven, United States Fall River, United States Lagoa, Algarve, Portugal
Rehoboth, United States Sainte-Thérèse, Canada Santa Cruz, Cape Verde Taunton, United States
Lagos
Ksar el-Kebir, Morocco Palos de la Frontera, Spain Ribeira Grande, Portugal Ribeira Grande de Santiago, Cape Verde Torres Vedras, Portugal
Lamego Bouchemaine, France
Leiria
Halton, England, United Kingdom Maringá, Brazil Olavarría, Argentina Olivenza, Spain Penglai (Yantai), China Quint-Fonsegrives, France Rheine, Germany Saint-Maur-des-Fossés, France Setúbal, Portugal Tokushima, Japan
Lisbon
Bissau, Guinea-Bissau Budapest, Hungary Cacheu, Guinea-Bissau Fortaleza, Brazil Guimarães, Portugal Luanda, Angola Macau, China Madrid, Spain Malacca City, Malaysia Maputo, Mozambique Praia, Cape Verde Rabat, Morocco Rio de Janeiro, Brazil Salvador, Brazil São Tomé, São Tomé and Príncipe
Loulé
Bissorã, Guinea-Bissau Boa Vista, Cape Verde Cartaya, Spain Créteil, France Le Puy-Notre-Dame, France
Loures
Armamar, Portugal Diu, India Maio, Cape Verde Matola, Mozambique
Lourinhã
Deuil-la-Barre, France Écully, France Sal, Cape Verde
Lousada
Errenteria, Spain Tulle, France
M Macedo de Cavaleiros Sal, Cape Verde
Madalena
Águeda, Portugal Covilhã, Portugal Porto Novo, Cape Verde São Domingos, Cape Verde Vidigueira, Portugal
Maia
Água Grande, São Tomé and Príncipe Andrézieux-Bouthéon, France Jiangmen, China Mantes-la-Jolie, France Mbombela, South Africa Nampula, Mozambique Ribeira Brava, Cape Verde Sal, Cape Verde Sault Ste. Marie, Canada Tarrafal de São Nicolau, Cape Verde
Manteigas
Morlaàs, France Santa Cruz Cabrália, Brazil
Marco de Canaveses
Príncipe, São Tomé and Príncipe Saint-Georges-lès-Baillargeaux, France
Marinha Grande
Fontenay-sous-Bois, France Real Sitio de San Ildefonso, Spain Tarrafal, Cape Verde
Matosinhos
Congonhas, Brazil Mansôa, Guinea-Bissau
Nacala, Mozambique São Filipe, Cape Verde Vilagarcía de Arousa, Spain
Mealhada
Contrexéville, France Courcoury, France Millau, France
Mêda Saint-Aubin, Switzerland
Mira Lagny-sur-Marne, France
Miranda do Corvo
Neufchâteau, France Santa Catarina do Fogo, Cape Verde
Miranda do Douro
Aranda de Duero, Spain Bimenes, Spain
Mirandela
Bafatá, Guinea-Bissau Orthez, France
Mogadouro Ploumagoar, France
Moita
Pinhel, Portugal Plaisir, France Tarrafal, Cape Verde
Monção
Redondela, Spain Salvaterra de Miño, Spain Tarascon-sur-Ariège, France Vigneux-sur-Seine, France
Montemor-o-Velho
Cerizay, France São José dos Pinhais, Brazil Xai-Xai, Mozambique
Mortágua
Figueira da Foz, Portugal Wormeldange, Luxembourg
N Nazaré
Badajoz, Spain Capbreton, France Consdorf, Luxembourg Nogent-sur-Marne, France
O Óbidos Gramado, Brazil
Oeiras
Benguela, Angola Gebze, Turkey Inhambane, Mozambique Mohammedia, Morocco Oeiras, Brazil Príncipe, São Tomé and Príncipe Quinhámel, Guinea-Bissau Saint-Étienne, France São Vicente, Cape Verde
Oleiros Saint-Doulchard, France
Oliveira do Bairro
Benguela, Angola Lamballe, France
Ourém
Altötting, Germany Barueri, Brazil Buga, Colombia Częstochowa, Poland Esztergom, Hungary Larantuka, Indonesia Lourdes, France Monapo, Mozambique Ouro Preto, Brazil Pitești, Romania Le Plessis-Trévise, France Raseiniai, Lithuania Russells Point, United States San Giovanni Rotondo, Italy São Filipe, Cape Verde Selçuk, Turkey
Wadowice, Poland
P Paços de Ferreira Sartrouville, France
Paredes de Coura Cenon, France
Penamacor Clamart, France
Pinhel
Guijuelo, Spain Moita, Portugal
Ponta Delgada
Alenquer, Portugal Belmonte, Portugal Caué, São Tomé and Príncipe Fall River, United States Florianópolis, Brazil Kauai County, United States Newport, United States Pleven, Bulgaria Praia, Cape Verde San Leandro, United States
Ponte da Barca Les Clayes-sous-Bois, France
Ponte de Lima
Châlette-sur-Loing, France Vandœuvre-lès-Nancy, France Xinzo de Limia, Spain
Ponte de Sor
Aiud, Romania Tarrafal, Cape Verde
Porto
Beira, Mozambique Bordeaux, France Bristol, England, United Kingdom Duruelo de la Sierra, Spain Isfahan, Iran Jena, Germany Lembá, São Tomé and Príncipe León, Spain Liège, Belgium Luanda, Angola Macau, China Marsala, Italy Nagasaki, Japan Ndola, Zambia Recife, Brazil Santos, Brazil São Vicente, Cape Verde Shanghai, China Shenzhen, China Timișoara, Romania Vigo, Spain
Póvoa de Varzim
Eschborn, Germany Montgeron, France
Povoação
Dartmouth, United States