Where can you find a map of USA time zones?

A map of the United States time zones can be found online at the United States Naval Observatory or the United States Geological Survey. The Naval Observatory site includes information on the history of the time zones.

In addition to a time zone map, the Naval Observatory site also includes information about time zone conversions and names. The page also includes a link to the World Time Zone map. The United States Geological Survey has a printable time zone map available in GIF and PDF formats. The maps are formatted to print on standard 8.5- by 11- inch printing paper.