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.

Welcome to our complete guide for Holtsville, New York ZIP Codes. Whether you're moving to Holtsville, sending mail, searching for an address, or looking for local postal information, this page provides everything you need to know about the ZIP Codes serving Holtsville, New York.

Every Holtsville ZIP Code is assigned by the United States Postal Service (USPS) to support efficient mail delivery and address identification. In addition to postal services, Holtsville ZIP Codes are widely used for online shopping, navigation, banking, insurance, healthcare, business operations, and government services.

City	Holtsville
Zip Code	11742
State	New York
County	Suffolk
Population	13,194
Latitude	40.81034
Longitude	-73.0419
Time Zone	America/New_York

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

Holtsville New York is a growing city in New York, and many people search for the Holtsville zip code, Holtsville postal code, Holtsville NY zip code, and Holtsville New York mailing code when sending mail or locating addresses. The zip code in Holtsville is important for deliveries, online orders, location searches, and business listings in Holtsville.

If you are searching for the Holtsville zip code list, Holtsville NY postal code, Holtsville New York city zip code, or Holtsville mailing zip code, this page helps you quickly find the correct Holtsville zip code. Many residents, travelers, and businesses use the Holtsville zip code lookup to confirm the correct Holtsville mailing address.

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.

People also search for zip codes near Holtsville, Holtsville postal codes, Holtsville NY zip code lookup, Holtsville address zip code, and Holtsville New York USPS zip code to find nearby locations in New York.

ZIP Codes in Holtsville

The following ZIP Codes serve Holtsville, New York.

ZIP Code	County	Population	Time Zone
11742	Suffolk	13,194	America/New_York

Whether you're searching for a residential, commercial, or mailing address, the ZIP Code list above makes it easy to find the correct postal code for Holtsville.

About Holtsville, New York

Holtsville is located in Suffolk County, New York, and is served by one or more ZIP Codes assigned by USPS. Residents, businesses, and visitors rely on these ZIP Codes for mail delivery, package shipping, address verification, and location-based services.

Some cities have a single ZIP Code, while larger cities may have multiple ZIP Codes covering different neighborhoods or business districts.

If you're searching for a Holtsville ZIP Code, this page provides the latest available information to help you find the correct postal code quickly.

Holtsville ZIP Code Map

The Holtsville ZIP Code map helps visitors understand the geographic coverage of ZIP Code areas throughout the city.

The map can help you:

Locate neighborhoods
Find nearby ZIP Codes
Explore surrounding communities
Plan travel routes
Understand delivery areas

Find a ZIP Code in Holtsville

If you need to locate a ZIP Code within Holtsville, you can search using:

Street address
Neighborhood
Business name
Landmark
USPS mailing address

Using the correct Holtsville ZIP Code helps improve mail delivery, shipping accuracy, and address verification.

About Living in Holtsville

Holtsville, New York is part of Suffolk County and is home to approximately 13,194 residents. The city operates in the America/New_York time zone and is identified by the geographic coordinates 40.81034 latitude and -73.0419 longitude.

Residents enjoy access to local schools, businesses, public services, healthcare facilities, parks, and transportation networks. Whether you're relocating, visiting, or starting a business, knowing the correct ZIP Code helps simplify everyday tasks.

Common Uses of Holtsville ZIP Codes

ZIP Codes in Holtsville are commonly used for:

USPS mail delivery
Package shipping
Online shopping
Address verification
Banking
Insurance
Government services
Emergency services
Navigation
Real estate
Business operations
Delivery planning

Why Holtsville ZIP Codes Matter

Using the correct Holtsville ZIP Code offers several benefits.

For Residents

Faster mail delivery
Accurate online orders
Easier address verification
Better navigation

For Businesses

Shipping optimization
Customer management
Delivery planning
Local marketing

Frequently Asked Questions

Holtsville is served by one or more ZIP Codes listed on this page.

Holtsville is currently served by 1 ZIP Code. The number of ZIP Codes depends on the size of the city and USPS delivery routes.

Holtsville is located in Suffolk County.

Holtsville is located in New York.

The estimated population of Holtsville is 13,194.

Holtsville follows the America/New_York time zone.

Use your street address or browse the ZIP Code list available on this page.

No. Some ZIP Codes may include residential, commercial, government, or PO Box delivery areas.

Using the correct ZIP Code helps improve mail delivery, shipping accuracy, navigation, and address verification.

Official ZIP Code information is maintained by the United States Postal Service (USPS).

Conclusion

Whether you're looking for a mailing address, planning a move, or researching local information, this Holtsville, New York ZIP Code guide makes it easy to find the postal information you need. Explore the ZIP Code list, use the map, and browse additional location details to learn more about Holtsville and its surrounding communities.