Achilles
ACS
Achaean
AI
Aaron
APS
Adelaide
Achaemenid
Acadia
AKA
Acarus
Acta
Actaeon
Ackerman
Abelian
ACM
Acton
Addison
Abbeydale
Adige
Abidjan
Absalom
Abram
Abyssinians
Abbado
AAU
Aarhus
Abraham
AL
Abu
Adirondacks
Aberdeen
Abrams
Aargau
Aalesund
Aberystwyth
ALU
Addis
AMA
Abelmosk
Abbevillian
AR
AAAS
ASTM
Achates
Addams
Abe
Acis
Adele
Abilene
Adelia
ASCII
Abyssinia
Adam
Aalborg
Adenauer
Ada
ASAP
Accrington
ARPA
Adamite
Abner
Ackley
Adamson
Abernathy
Abramson
Achernar
Abel
Addington
Actium
AAA
AK
Abba
Abbott
Abelard
Abos
Adirondack
Aachen
Accra
Abele
Achitophel
Aden
Abernethy
Aceldama
ANSI
Actinia
AC
AZ
Adair
Abyssinian
Abraxas
Aaronic
ARCO
Adams
Abravanel
Abigail
Adar
Acapulco
Addressograph
Abelson