ZIP Code 13675
About Plessis
Plessis is a hamlet and census-designated place in the town of Alexandria in Jefferson County, New York, United States. As of the 2020 census, Plessis had a population of 126. Plessis had a post office from September 16, 1823, until March 26, 2011; it still has its own ZIP code, 13675. New York State Route 26 passes through the community.
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Area Profile
US Census (ACS 5-year · Gazetteer)
51
population
34
people / sq mi
44.1
median age
38
housing units
16
households
1.5
land area (sq mi)