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