postrider

postrider

(ˈpəʊstˌraɪdə)
n
(Historical Terms) (formerly) a person who delivered post on horseback

post•rid•er

(ˈpoʊstˌraɪ dər)

n.
(formerly) a person who rode with the post; a mounted mail carrier.
[1695–1705]
References in periodicals archive ?
1771-1845) held a singing school in Cooperstown, New York, where he also served as a postrider.
Since postal service was provided by postriders on horseback,
John contended, on the contrary, that public administrators had established these distribution centers decades earlier, following the prior changeover from postriders to stagecoaches that had been hastened by the Post Office Act of 1792.