Catholic Dioceses in the World

Aachen

Aba

Abaetetuba

Abakaliki

Abancay

Abengourou

Abeokuta

Aberdeen

Abidjan

Abomey

Abong’ Mbang

Abuja

Abu Qurqas

Acapulco

Acarigua–Araure

Accra

Acerenza

Acerno

Acerra

Achonry

Acireale

Acquaviva delle Fonti

Acqui

Addis Abeba

Adelaide

Adiabene

Adigrat

Adilabad

Adria–Rovigo

Afghanistan

Afogados da Ingazeira

Agaña

Agartala

Agats

Agaune

Agboville

Agde (united)

Agen

Aglona

Agra

Agrigento

Aguarico

Aguascalientes

Ahiara

Ahmedabad

Ahvaz

Ahwaz

Aiquile

Aire et Dax

Aitape

Aix

Aix-en-Provence

Aix-la-Chappelle

Aizawl

Ajaccio

Ajmer

Akatsi

Akka

Akra

Alagoinhas

Alais (united)

Alajuela

Alaminos

Alatri

Alba

Albacete

Alba Iulia (Roman)

Alba Iulia (Romanian)

Alba Julia

Albania Meridionale

Albano

Albany

Alba Reale

Albarracín

Albenga–Imperia

Albi

Alcalá de Henares

Alep (Greek-Melkite)

Alep (Armenian)

Alep (Maronite)

Alep (Syriac)

Alep (Chaldean)

Alep (Roman)

Aleppe (Greek-Melkite)

Aleppe (Armenian)

Aleppe (Maronite)

Aleppe (Syriac)

Aleppe (Chaldean)

Aleppe (Roman)

Aleppo (Greek-Melkite)

Aleppo (Armenian)

Aleppo (Maronite)

Aleppo (Syriac)

Aleppo (Chaldean)

Aleppo (Roman)

Alès (united)

Alessandria (Roman)

Alessandria (Greek-Melkite)

Alessandria di Egitto

Alessio

Ales–Terralba

Alexandria (Coptic)

Alexandria (Greek-Melkite)

Alexandria (Coptic)

Alexandria (Roman)

Alexandria (Armenian)

Alexandria of Egypt

Algarve

Alger

Algeri

Alghero–Bosa

Algier

Algiers

Al-Hasakah–Nisibi

Alicante

Alife–Caiazzo

Alindao

Aliwal

Allahabad

Allentown

Alleppey

Almaty

Almenara

Almería

Alotau–Sideia

Al-Qamishli

Alquoch

Altamira

Altamura–Gravina–Acquaviva delle Fonti

Altoona–Johnstown

Alto Solimões

Alto Valle del Río Negro

Alto Xingu–Tucumã

Amadia

Amadiyah

Amalfi–Cava de’ Tirreni

Amargosa

Amarillo

Ambanja

Ambato

Ambatondrazaka

Ambikapur

Amboina

Ambositra

Amburgo

Amelia

América Latina e México

Amida

Amiens

Amman

Amos

Amoy

Amparo

Ampurias

Amravati

Amsterdam

Anagni–Alatri

Anápolis

Anatolia

Añatuya

Anchorage–Juneau

Ancona–Osimo

Ancud

Andong 안동

Andria

Andros

Aného

Angamaly

Angers

Angoulême

Angra

Anguo 安國やすくに

Ankang

Ankang 安康あんこう

Anking

Ankwo

Anlong 安あん龍りゅう

Annecy

Annonciation d’Ibadan

Annunciation of Ibadan

Annunciazione in Ibadan

Anqing 安やす慶けい

Anse-à-Veau et Miragoâne

Antananarivo

Antelias

Antélias

Antequera

Antequera de Oaxaca

Antigonish

Antioch (Maronite)

Antioch (Syriac)

Antioch (Greek-Melkite)

Antipolo

Antivari

Antofagasta

Antsirabé

Antsiranana

Antwerp

Antwerpen

Anuradhapura

Anvers

Anversa

Aomen 澳門まかお

Aosta

Aparecida

Apartadó

Apatzingán

Apia

Apucarana

Aqrā

Aquino

Aquisgrana

Arabia del Nord

Arabia del Sud

Aracaju

Araçatuba

Araçuaí

Arauca

Araure

Arbil

Archdiocese for the Military Services of the United States

Archipelago of the Comores

Archipel des Comores

Arcipelago delle Comores

Ardagh

Arecibo

Arequipa

Arezzo–Cortona–Sansepolcro

Argel

Argentina (Greek-Melkite)

Argentina (Eastern)

Argentina (Roman)

Argyll and The Isles

Ariano Irpino–Lacedonia

Arica

Arles (united)

Arlington

Armagh

Armenia

Armidale

Arras

Ars

Arua

Arundel and Brighton

Arusha

Arzobispado Castrense de España

Asansol

Ascension

Ascoli Piceno

Ascoli Satriano

Asidonia–Jerez

Asmara

Aš-Šām (Greek-Melkite)

Aš-Šām (Syriac)

Aš-Šām (Maronite)

Aš-Šām (Armenian)

Assiout

Assis

Assisi–Nocera Umbra–Gualdo Tadino

Assiut

Assumption of the Blessed Virgin Mary in Strumica–Skopje

Astana

Asti

Astorga

Asunción

Asyut

Atakpamé

Atambua

Αθήνα

Atene

Athenæ

Athens

Atlacomulco

Atlanta

Atri

Atyrau

Auasa

Auch

Auchi

Auckland

Augsburg

Augusta

Auki

Aurangabad

Austin

Australia

Autlán

Autun

Auxerre (united)

Aveiro

Avellaneda–Lanús

Avellino

Aversa

Avezzano

Avignon

Avignone

Avila

Ávila

Avranches (united)

Awasa

Awgu

Awka

Ayacucho

Ayaviri

Aysén

Azcapotzalco

Azerbaigian

Azogues

Azul