Zip Area Code

Barnum Island, New York

No ZIP code carries the name of Barnum Island, New York, in Nassau County; the nearest ZIP codes are 11558, 11561 and 11572, in area code 516, with 363 as an overlay.

Nearest ZIP
11558, 11561, 11572
Area codes
516, 363
Time zone
Eastern Time
Coordinates
40.6049, -73.6431

Nearest ZIP codes to Barnum Island

These are the ZIP codes nearest to Barnum Island, each listed with the post office it is named after.

ZIP codePost officeCountyArea codes
11558Island ParkNassau County516, 363
11561Long BeachNassau County516, 363
11572OceansideNassau County516, 363

Area codes for Barnum Island

  • Area code 516

    In service since 1951. Shares its area with 363. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 363

    In service since January 20, 2023. Shares its area with 516. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

Area codes here are matched from telephone rate centers, so a place near a boundary can have local numbers from either side of it.

Time zone

Barnum Island is in the Eastern Time zone.

Towns near Barnum Island