The following is a list of the 708 communes of the French department of Seine-Maritime.
The communes cooperate in the following intercommunalities (as of 2020): [1]
The following is a list of the 431 communes of the Aube department of France.
The following is a list of the 528 communes of the Calvados department of France.
The following is a list of the 207 communes of the Loire-Atlantique department of France.
The following is a list of the 772 communes of the Somme department of France.
The following is a list of the 259 communes of the French department of Yvelines.
The following is a list of the 153 communes of the Var department of France.
The following is a list of the 183 communes of the Val-d'Oise department of France.
The following is a list of the 698 communes of the Côte-d'Or department of France.
The following is a list of the 342 communes of the Hérault department of France.
The following is a list of the 585 communes of the Eure department of France.
The following is a list of the 648 communes of the Nord department of the French Republic.
The following is a list of the 512 communes in the French department of Isère.
The following is a list of the 586 communes in the French department of Haute-Garonne.
The following is a list of the 194 communes of the Essonne department of France.
The following is a list of the 725 communes of the Moselle department of France.
The following is a list of the 365 communes of the Eure-et-Loir department of France.
The following is a list of the 507 communes of the Seine-et-Marne department of France.
Métropole Rouen Normandie is the métropole, an intercommunal structure, centred on the city of Rouen. It is located in the Seine-Maritime department, in the Normandy region, north-western France. It was created in January 2015, replacing the previous Communauté d'agglomération Rouen-Elbeuf-Austreberthe. Its area is 663.8 km2. Its population was 492,681 in 2014, of which 111,360 in Rouen proper.
Le Havre Seine Métropole is the communauté urbaine, an intercommunal structure, centred on the city of Le Havre. It is located in the Seine-Maritime department, in the Normandy region, northwestern France. It was created on 1 January 2019 by the merger of the former Agglomeration community of Le Havre and the communautés de communes Canton de Criquetot-l'Esneval and Caux Estuaire. Its area is 495.8 km2. Its population was 268,912 in 2018, of which 169,733 in Le Havre proper.
Seine Normandie Agglomération is the communauté d'agglomération, an intercommunal structure, centred on the town of Vernon. It is located in the Eure department, in the Normandy region, northwestern France. Created in 2017, its seat is in Vernon. Its area is 660.1 km2. Its population was 82,408 in 2019, of which 23,727 in Vernon proper.