St. Canute's Cathedral in Odense serves as the seat of its bishop.

[1] The Roman Catholic bishopric of Odense was established some time before 988.

Æro came back under Funen's jurisdiction in 1864, while Als is now part of the Diocese of Haderslev.

As of 2020, the diocese consists of 11 subordinate deaneries (Danish: Provstier): Assens, Bogense, Fåborg, Hjallese, Kerteminde, Langeland-Ærø, Middlefart, Nyborg, Odense Sankt Knuds, Midtfyn, and Svendborg.

These deaneries are further divided into 234 parishes with a total of 251 individual churches.