- Alfaro, Ricardo J. (Ricardo Joaquín), 1882-19711
- Alford, Dale, 1916-20001
- Alford, Emily Sweetser1
- Alfred Kaskel and Son4
- Alfred Munroe & Co.1
- Alfred S. Campbell Art Co.1
- Alger, George W. (George William), 1872-19672
- Algin Management Co.1
- Algon Realty Corp.1
- Algonquin Hotel (New York, N.Y.)1
- Ali, Ahmad (Radio personality)1
- Ali, Hawa1
- Ali, Muhammad, 1942-20161
- Ali, Nazima, 1972-1
- Ali, Tariq68
- Alice, Mary, 1941-1
- Alileche, Moh, 1959-1
- Alinsky, Saul David, 1909-19723
- Aliyev, Heydar, 1923-20031
- Alkalimat, Abdul2
- Alkire, Helen P1
- All Saints High School3
- All States Terminal Corp.3
- Allaire Works1
- Allan H. Feinberg Associates1
- Allan, John, 1747-18056
- Allanbrook, Douglas1
- Alland, Alexander, 1931-1
- Allante, Queen Allyson2
- Allegheny College (Meadville, Pa.)1
- Allen, Ann1
- Allen, Benjamin, -16461
- Allen, Chester Robinson1
- Allen, Chude Pamela, 1943-1
- Allen, David (Pianist)2
- Allen, Doris1
- Allen, Elsie, 1869-195162
- Allen, Fred, 1894-19561
- Allen, George V. (George Venable), 1903-19702
- Allen, George, 1832-19071
- Allen, Henry Justin, 1868-195062
- Allen, Ivan, 1911-20031
- Allen, James1
- Allen, James E., 1911-19711
- Allen, Louise1
- Allen, Pamela1
- Allen, R. Justice1
- Allen, Rodney, 19541
- Allen, Stan1
- Allen, Thomas E1
- Allen, William H. (William Harvey), 1874-19631
- Allen, Zita D.1
- Allen-Ditchett Company2
- Allentown Manufacturing Co.2
- Alley Park Housing Corp.2
- Alleyne, Cameron Chesterfield, 1880-2
- Allied Educational Foundation1
- Allied Realties1
- Allied Veterans Legion1
- Allin Bros3