Holtsville ZIP Code Finder by Area and Number New York

The Holtsville zip code is 11742 in New York helps people find the correct mailing location for homes, businesses, and services in Holtsville.

Holtsville Zip Code - 11742

The Holtsville New York zip code is used by USPS for mail delivery, shipping, and address identification across Holtsville and nearby New York cities.

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The Holtsville zip code area covers neighborhoods, residential communities, and business locations in Holtsville NY. Whether you are looking for the Holtsville city zip code, Holtsville New York postal code, Holtsville NY mailing code, or Holtsville location zip code, the Holtsville zip code New York helps identify the correct postal region in New York.

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