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