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