A post office was opened in Elon in 1850, and remained in operation until it was discontinued in 1907.
- U.S. Geological Survey Geographic Names Information System: Elon, Iowa
- Ryan, Leo V. "Elon". Allamakee County, Iowa. Archived from the original on February 9, 2014. Retrieved 6 August 2014.
|This article about the geography of Allamakee County, Iowa is a stub. You can help Wikipedia by expanding it.|