How long did the Pony Express stay in operation?
Answer 18 months
The Pony Express operated for the brief amount of time between April of 1860 and October of 1861. In their short existence, it remained the quickest way to get a letter delivered across the United States until the existence of transcontinental telegraph.
Asked by Darrell Rowe · Last updated 5 years ago · 18.5K views
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