- Airports14
- Airships10
- Albea, Jane1
- Albee, Edward, 1928-20162
- Alexander, John, 1829-18981
- Ali, Muhammad, 1942-201615
- Allen University69
- Alvarez, Ultis, 1933-20101
- Ambulance service5
- Ambulances1
- American Cancer Society8
- American Legion3
- American Legion. Richland Post No. 6 (Columbia, S.C.)1
- American Revolution Bicentennial, 19769
- American Sign Language4
- American Society for Engineering Education. Southeastern Section1
- American Society of Civil Engineers3
- American alligator1
- American literature--South Carolina1
- Ananda, Deva, 1923-20111