Tuesday, May 2, 2017 at 9:59AM
Jo Giessner

1894 April 18, 4th Class Post Office established as Capehorn, Mendocino, California, located 6 miles north of Potter Valley and 12 miles southwest of Hullville. Early California pioneers used the term "Capehorn" to indicate the progress was difficult.

John L. Day, First and Only Postmaster.

1894 September 15, Post Office discontinued and the service moved to Potter Valley.

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