Dioc - Dogm
- Diocaesarea
- Diocesan Chancery
- Diocesan Consultors
- Diocese
- Diocese of Aire
- Diocese of Ajaccio
- Diocese of Alba Pompeia
- Diocese of Albany
- Diocese of Alife
- Diocese of Altoona
- Diocese of Amazones
- Diocese of Amiens
- Diocese of Andria
- Diocese of Argyll and the Isles
- Diocese of Asti
- Diocese of Astorga
- Diocese of Auckland
- Diocese of Aversa
- Diocese of Avila
- Diocese of Ayacucho
- Diocese of Badajoz
- Diocese of Baker City
- Diocese of Banjaluka
- Diocese of Bertinoro
- Diocese of Bisarchio
- Diocese of Bismarck
- Diocese of Boise
- Diocese of Borgo San-Donnino
- Diocese of Borgo San-Sepolcro
- Diocese of Bosa
- Diocese of Braganca-Miranda
- Diocese of Brindisi
- Diocese of Brixen
- Diocese of Brooklyn
- Diocese of Cadiz
- Diocese of Cagli e Pergola
- Diocese of Cahors
- Diocese of Caiazzo
- Diocese of Calabozo
- Diocese of Calahorra and la Calzada