The Upper East Side of Manhattan in New York City encompasses several ZIP codes, primarily:
10021
10028
10065
10075
10128
These ZIP codes cover the area bounded approximately by 59th Street to the south, 96th Street to the north, Central Park/Fifth Avenue to the west, and the East River to the east.
Additionally, ZIP code 10044 corresponds to Roosevelt Island, which is part of Manhattan Community District 8, the same district that includes the Upper East Side.
It’s important to note that ZIP code boundaries can be irregular and may not align perfectly with neighborhood boundaries. For precise information, consulting an official ZIP code map or the United States Postal Service is recommended.