| Decadal Phnomenal Growth Achieved by All India Radio (1920 to 1998) | |
| Year | Achievement |
| 1920`s | |
| Jun-23 | Broadcast of programmes by the Radio Club of Bombay |
| Nov-23 | Calcutta Radio Club put out programmes |
| 31-Jul-24 | Broadcasting Services initiated by the Madras Presidency Radio Club |
| July 23, 1927 | Indian Broadcasting Company (IBC), Bombay Station inaugurated by Lord Irwin, the Viceroy of India |
| August 26, 1927 | Calcutta Station of IBC inaugurated |
| 1930`s | |
| 1-Mar-30 | IBC went into liquidation |
| April 1, 1930 | Indian State Broadcasting Service under Department of Industries and Labour commenced on experimental basis |
| March 1935 | A new department "Controller of Broadcasts" constituted |
| August 30, 1935 | Lionel Fielden appointed the first controller of Broadcasting in India |
| September 10, 1935 | Akashwani Mysore, a private radio station, was set up |
| January 19, 1936 | First news bulletin broadcast from AIR |
| June 8, 1936 | Indian State Broadcasting Service became All India Radio. |
| August 1, 1937 | Central News Organisation Came into existence |
| November 1937 | AIR came under Department of Communication |
| October 1, 1939 | External service started with Pushtu broadcast |
| 1940`s | |
| October 24, 1941 | |
| January 1, 1942 | |
| February 23, 1946 | |
| September 10, 1946 | |
| 1947(at the time of partition) | |
| September 1948 | |
| 1950`s | |
| July 20, 1952 | |
| July 20, 1953 | |
| 1954 | |
| August 15,1956 | |
| October 3, 1957 | |
| November 1, 1959 | |
| 1960`s | |
| November 1, 1967 | |
| July 21, 1969 | |
| 1970`s | |
| 1974 | |
| April 1,1976 | |
| 1977 | |
| July 23, 1977 | |
| 1980`s | |
| May, 1983 | |
| October 30, 1984 | |
| January 26, 1985 | |
| August 15, 1985 | |
| 1985 | |
| May 18, 1988 | |
| April 8, 1989 | |
| 1990`s | |
| March 2, 1990 | |
| March 10, 1990 | |
| 1990 | |
| 1990 | |
| October 2,1991 | |
| October 2, 1992 | |
| January 10, 1993 | |
| January 28, 1993 | |
| April 1, 1993 | |
| August 15, 1993 | |
| September 1, 1993 | |
| January 24, 1994 | |
| April 1, 1994 | |
| July 25, 1994 | |
| September 10, 1994 | |
| September 28, 1994 | |
| October 31, 1994 | |
| November 13, 1994 | |
| January 15, 1995 | |
| August 5, 1995 | |
| 1995 | |
| February 1, 1996 | |
| February 15, 1996 | |
| March 3, 1996 | |
| May 2, 1996 | |
| July 14, 1996 | |
| 25-Nov-96 | |
| 13-Jan-97 | |
| 1-Jun-97 | |
| 10-Jun-97 | |
| 10-Jun-97 | |
| 13-Jun-97 | |
| 30-Nov-97 | |
| 26-Jan-98 | |
| 25-Feb-98 | |
| 29-Aug-98 | |
