Greendale, Pennsylvania
Greendale is an unincorporated community in Valley Township, Armstrong County, Pennsylvania, United States.
History
A post office called Greendale was established in 1867. It remained in operation until 1905. Greendale P.O. appears in the 1876 Atlas of Armstrong County, Pennsylvania.
References
- ^ "Greendale". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Post Offices". Jim Forte Postal History. Retrieved November 6, 2018.
- ^ "Atlas of Armstrong County Pennsylvania, page 77". Pomeroy, Whitman & Co. 1876. Retrieved November 9, 2018.
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