The Village of Upper Brookville is a village located within the Town of Oyster Bay in Nassau County, on Long Island, New York, United States. The population
Villages of Old Westbury and Mill Neck; the villages of Brookville, Old Brookville, Upper Brookville, Muttontown and Roslyn Harbor do not have post offices
including the villages Oyster Bay Cove, Laurel Hollow, Cove Neck, and Upper Brookville. The Oyster Bay-East Norwich Central School District was created on
Mill Neck, Muttontown, Old Brookville, Oyster Bay Cove, Sea Cliff, Upper Brookville Hamlets: Bethpage, East Massapequa, East Norwich, Glen Head, Glenwood
(Nassau County) Sound Beach (Suffolk County) Thomaston (Nassau County) Upper Brookville (Nassau County) Valley Stream (Nassau County) Village of the Branch