How much did it cost to send a postcard in 1942?

Answer 1

The cost of a post card was 13 cents in January of 1985. It want up to 14 cents on February 17. Prior to that the 31 cent rate was in effect for a year.

Answer 2

The cost of a post card was 2 cents in 1942. It want up to 3 cents in 1952. Prior to that the 1 cent rate was in effect for 45 years.