Oceanside, New York

1 ZIP code · Eastern time

ZIP codes (largest first)

11572 · 30,436
Population31,639
StateNew York
CountyNassau County
Time zoneEastern
Land area4.93 sq mi

Area codes in this area

363516

These are the area codes that most often serve Oceanside (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.

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Population: U.S. Census Bureau, ACS 5-year estimates, 2024.