2021 JHA Conference - Cancelled
2022 JHA Conference - Pittsburg, KS
June 1-4, 2022
(Details to follow)
2023 JHA Conference - Mason City, IA
June 7-10, 2023
If you want to get out and drive any part of the Jefferson Highway, this is the map for you! Click on the link above for map access.
See historic JHA newsletters from as early as 1916, as well as other historic documents by clicking here.
The Jefferson Highway Association now participates in the Amazon Smile program.
Jefferson Highway Association
PO Box 415
Diamond MO 64840