Union is located in United States (Montgomery County, Ohio) and time zone America/New_York.
Places nearby are Englewood, Clayton and Vandalia.
Chicago is 343 km away, New York City is 829 km away and Brooklyn is 833 km away as the crow flies.
Distances from Union to the most important cities in United States and the world.
39.8978300°
-84.3063300°
Federal government of Lincoln's "North" U.S
https://en.wikipedia.org/wiki/Union_(American_Civil_War)Class I freight railroad in the United States
https://en.wikipedia.org/wiki/Union_Pacific_Railroad