lexander Island Antarctica
Alexandria [US Consulate General] Egypt
Algiers [US Embassy] Algeria
Alhucemas, Penon de Spain
Alma-Ata Kazakhstan
Alphonse Island Seychelles
Amami Strait Pacific Ocean
Amindivi Islands India
Amirante Isles Seychelles
Amman [US Embassy] Jordan
Amsterdam [US Consulate General] Netherlands
Amsterdam Island (Ile Amsterdam) French Southern and Antarctic Lands
Amundsen Sea Pacific Ocean
Amur China; Russia
Andaman Islands India
Andaman Sea Indian Ocean
Anegada Passage Atlantic Ocean
Anglo-Egyptian Sudan Sudan
Anjouan Comoros
Ankara [US Embassy] Turkey
Annobon Equatorial Guinea
Antananarivo [US Embassy] Madagascar
Antipodes Islands New Zealand
Antwerp [US Consulate General] Belgium
Aozou Strip [claimed by Libya] Chad
Aqaba, Gulf of Indian Ocean
Arabian Sea Indian Ocean
Arafura Sea Pacific Ocean
Argun China; Russia
Ascension Island Saint Helena
Ashgabat (Ashkhabad) Turkmenistan
Ashkhabad [Interim Chancery] Turkmenistan
Assumption Island Seychelles
Asuncion [US Embassy] Paraguay
Asuncion Island Northern Mariana Islands
Atacama Chile
Athens [US Embassy] Greece
Attu United States
Auckland [US Consulate General] New Zealand
Auckland Islands New Zealand
Australes Iles (Iles Tubuai) French Polynesia
Axel Heiberg Island Canada
Azores Portugal
Azov, Sea of Atlantic Ocean

Bab el Mandeb Indian Ocean
Babuyan Channel Pacific Ocean
Babuyan Islands Philippines
Baffin Bay Arctic Ocean
Baffin Island Canada
Baghdad Iraq
Baku Azerbaijan
Baky (Baku) Azerbaijan
Balabac Strait Pacific Ocean
Balearic Islands