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