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