- 3 Artists' materials
- 1 Artists' studios
- 1 Arts Club
- 2 Asaf Jah, Nizamul Mulk, 1671-1748
- 5 Ascension
- 2 Ascetics
- 1 Ash (residue)
- 1 Ashdale Bleachery
- 2 Asher & Adams (Firm)
- 3 Asheville, North Carolina
- 4 Ashhurst, John, 1865-1932.
- 1 Ashland House
- 2 Ashland Street
- 1 Ashmead and Langstroth Planing Mill
- 1 Ashton Road
- 1 Ashton, E.D. Lumber Yard
- 16 Asia
- 1 Asia Minor, Turkey
- 8 Aspen Street
- 1 Asperges (activity)
- 1 Aspergillums
- 1 Aspersoriums
- 1 Assaron (Philosopher)
- 2 Assassinations
- 4 Assembly Building
- 49 Assembly halls
- 2 Assembly rooms
- 10 Assembly-line methods
- 1 Assessing
- 2 Assistance
- 2 Assistance Engine
- 1 Association For The Care of Colored Orphans
- 3 Assumption
- 1 Assumption (Work of Art)
- 2 Asters
- 1 Aston Township, Pennsylvania
- 3 Aston, Pennsylvania
- 1 Astor House
- 1 Astor, John Jacob, 1864-1912
- 2 Astronauts
