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