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