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Abo (Town) |
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Abrolhos Archipelago (Marine Park) |
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Abu Qir Bay (Bay) |
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Abulat Island (Island) |
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Acheron (River) |
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Acklins (Archipelago) |
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Açores (Archipelago) |
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Admiralty Islands (Archipelago) |
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Adriatic Sea (IHO Sea Area) |
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Aegean Islands (General Region) |
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Aegean Sea (IHO Sea Area) |
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Aerodromio (Town) |
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Afen region (Continental Margin) |
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Africa (Continent) |
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Africa South Coast (Coast) |
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Afrique de l'Ouest (General Region) |
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Agadir (Town) |
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Agia Paraskevi (Town) |
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Agig Harbour (Bay) |
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Agigea (Town) |
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Agios Georgios (Town) |
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Agulhas Bank (Bank) |
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Agulhas Bank (Marine Ecoregion of the World (MEOW)) |
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Agulhas Banks (Bank) |
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Aigina (Island) |
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Aigues-Mortes Gulf (Gulf) |
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Ákra Zéfiros (Point) |
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Akrotiri Bay (Bay) |
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Al Argoub (Town) |
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Alagoa (Town) |
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Åland (Island) |
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Alaska (State) |
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Albania (Nation) |
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Albanian Exclusive Economic Zone (EEZ) |
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Alboran (Island) |
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Alboran Sea (IHO Sea Area) |
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Alboran Sea (Marine Ecoregion of the World (MEOW))  has preferred alternative Alboran Sea |
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Aldabra Islands (Archipelago) |
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Aleutian Islands (Marine Ecoregion of the World (MEOW)) |
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Alexandra Bay (Bay) |
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Alexandria (Town) |
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Algarve (Coast) |
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Algeciras Bay (Bay) |
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Algeria (Nation) |
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Algerian Coast (Coast) |
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Algerian Exclusive Economic Zone (EEZ) |
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Algiers Bay (Bay) |
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Algoa Bay (Bay) |
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Alicante (Town) |
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Aliwal Shoal (Reef) |
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Almina Point (Point) |
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Ambleteuse (Commune) |
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Amboina (Island) |
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Amboina (Town) |
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Ambon (Island) |
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Ambon (Town) |
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Ambrizete (Town) |
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Amirante Islands (Archipelago) |
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Amirantes (Archipelago) |
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Ammochostos Gulf (Bay) |
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Amsterdam Island (Island) |
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Amvraki Bay (Bay) |
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Amvrakikos Kolpos (Bay) |
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An Nabī Rūbīn (Town) |
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Anakao (Town) |
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Andalucía (Autonomous Region) |
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Andalusia (Autonomous Region) |
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Andaman and Nicobar (Union Territory) |
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Andaman and Nicobar Islands Exclusive Economic Zone (EEZ) |
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Andaman Sea (IHO Sea Area) |
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Angola (Nation) |
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Angolan Exclusive Economic Zone (EEZ) |
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Angra de Cintra (Bay) |
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Annam (General Region) |
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Annobon (Island) |
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Antarctic 200 NM zone beyond the coastline (200 NM zone beyond the coastline) |
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Antarctic Circumpolar Current (Current) |
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Antarctic Ocean (IHO Sea Area) |
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Antarctic Peninsula (Marine Ecoregion of the World (MEOW)) |
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Antarctica (Continent) |
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Antilles Sea (Sea) has preferred alternative Caribbean Sea |
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Antrim (County) |
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Antrim (Unitary Authority)  replaced by Antrim |
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Antwerp (Town) |
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Antwerp harbour (Harbour) |
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Antwerpen (Town) |
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Antwerpen Harbour (Harbour) |
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Anvers (Town) |
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Appelzak (Swale) |
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Apulia (Region) |
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Arabian Gulf (IHO Sea Area) |
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Arabian Sea (IHO Sea Area) |
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Arcachon Bay (Lagoon) |
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Arcachon Canyon (Canyon(s)) |
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Archipel des Marquises (Archipelago) |
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Archipel des Tuamotu (Archipelago) |
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Archipel d'Hyères (Archipelago) |
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Archipelago Sea (Sea) |
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Archipiélago Juan Fernandez (Island Group) |
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Arctic Ocean (IHO Sea Area) |
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Arenys de Mar (Town) |
