1953 | 36 Episodes

Season 1 of Letter to Loretta premiered on September 20, 1953.

1954 | 35 Episodes

Season 2 of Letter to Loretta premiered on August 29, 1954.

1955 | 32 Episodes

Season 3 of Letter to Loretta premiered on August 28, 1955.

1956 | 34 Episodes

Season 4 of Letter to Loretta premiered on August 26, 1956.

1957 | 29 Episodes

Season 5 of Letter to Loretta premiered on October 20, 1957.

1958 | 30 Episodes

Season 6 of Letter to Loretta premiered on October 5, 1958.

1959 | 30 Episodes

Season 7 of Letter to Loretta premiered on September 20, 1959.

1960 | 31 Episodes

Season 8 of Letter to Loretta premiered on September 18, 1960.