Data Last Updated: January 1, 2025

Suffolk County, NY ZIP Codes

ZIP Codes: Shows how many general ZIP Codes, PO Boxes, Unique (Business), and Multi County ZIP Codes are associated with Suffolk, NY.	116 ZIP Codes (89 General, 20 PO Box, 5 Unique, & 2 Multi County) [More Details]
Area Codes: The Telephone Area Codes that are associated with Suffolk, NY. Area Codes are used in the North American Numbering Plan (NANP) to facilitate phone routing. There are approximately 350 area codes in use in the United States.	363, 516, 631, 934
Timezone: Time zone designation within the U.S. Please note that not all areas in the U.S. observe daylight saving time which can affect actual local time for this city. There are 7 standard time zones which are, from west to east: Hawaii-Aleutian, Alaska, Pacific, Mountain, Central, Eastern, Atlantic. Also included in U.S. Territories are Samoa, Guam and Palau.	Eastern
Local Time: The current local time for each timezone. If more than 1 time zone for this area, all local times will be shown. Counties can cross timezones, so more than 1 may be shown.	12:00:00 AM
Population: The population of Suffolk, NY from the U.S. Census 2020. Included are U.S. Citizens, permanent residents, temporary migrants, and undocumented individuals. The total population represents people who live in the city, not just those present while the Census was being completed.	1,525,920 [More Details]
FIPS: FIPS stands for Federal Information Processing Standards, which are a set of publicly announced standards for computer systems. A county FIPS code is a unique numeric identifier for a county in the United States, assigned by the National Institute of Standards and Technology (NIST). County FIPS codes have five digits, with the first two digits identifying the state and the last 3 indicating the county.	36103
CBSA: A Core Based Statistical Area (CBSA) is the recognized term for a region that functions around an urban core with a population of at least 10,000 people, according to the standards set by the Office of Management and Budget (OMB) in 2000. A CBSA is divided into two subsets: Metro and Micro, and these classifications are determined by population density. A Micro area is identified by a population ranging between 10,000 to 50,000, while a Metro area is defined as having a population that exceeds 50,000.	New York-Newark-Jersey City, NY-NJ
Land Area: The approximate amount of land area covered by Suffolk, NY in square miles. The Land Area provided by the Census Bureau is based on geographic boundaries that include the mainland, islands, inland, coastal, Great Lakes, and territorial waters associated with each city.	911 square miles
Water Area: The approximate amount of water area covered by Suffolk, NY in square miles. Calculations by the Census Bureau for Water Area take into account inland bodies of water, coastal regions, Great Lakes, and territorial sea waters. This encompasses features such as lakes, reservoirs, rivers, and coastal water bodies.	1,462 square miles
Coordinates: The latitude/longitude centroid coordinates for Suffolk County, NY.	-72.845443, 40.868118
Quick Link: Copy the direct link to the Suffolk, NYCounty page and use anywhere you like!	https://www.zip-codes.com/county/ny-suffolk.asp

Suffolk, NY ZIP Code Boundaries

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Suffolk County, NY Covers 116 ZIP Codes

ZIP Code	Classification	City	Population	% of Population
ZIP Code 00501	Unique	Holtsville	0	0.00%
ZIP Code 06390	P.O. Box	Fishers Island	422	0.03%
ZIP Code 11701	General	Amityville	27,831	1.82%
ZIP Code 11702	General	Babylon	14,580	0.96%
ZIP Code 11703	General	North Babylon	16,635	1.09%
ZIP Code 11704	General	West Babylon	40,367	2.65%
ZIP Code 11705	General	Bayport	7,951	0.52%
ZIP Code 11706	General	Bay Shore	66,263	4.34%
ZIP Code 11707	P.O. Box	West Babylon	0	0.00%
ZIP Code 11713	General	Bellport	10,970	0.72%
ZIP Code 11715	General	Blue Point	4,423	0.29%
ZIP Code 11716	General	Bohemia	10,315	0.68%
ZIP Code 11717	General	Brentwood	62,193	4.08%
ZIP Code 11718	General	Brightwaters	3,181	0.21%
ZIP Code 11719	General	Brookhaven	3,447	0.23%
ZIP Code 11720	General	Centereach	28,623	1.88%
ZIP Code 11721	General	Centerport	6,318	0.41%
ZIP Code 11722	General	Central Islip	37,491	2.46%
ZIP Code 11724	General	Cold Spring Harbor	3,268	0.21%
ZIP Code 11725	General	Commack	28,838	1.89%
ZIP Code 11726	General	Copiague	20,763	1.36%
ZIP Code 11727	General	Coram	29,716	1.95%
ZIP Code 11729	General	Deer Park	28,569	1.87%
ZIP Code 11730	General	East Islip	14,523	0.95%
ZIP Code 11731	General	East Northport	30,353	1.99%
ZIP Code 11733	General	East Setauket	17,967	1.18%
ZIP Code 11735 *	General	Farmingdale	32,989	--
ZIP Code 11738	General	Farmingville	16,732	1.10%
ZIP Code 11739	P.O. Box	Great River	1,385	0.09%
ZIP Code 11740	General	Greenlawn	9,593	0.63%
ZIP Code 11741	General	Holbrook	27,046	1.77%
ZIP Code 11742	General	Holtsville	12,699	0.83%
ZIP Code 11743	General	Huntington	41,522	2.72%
ZIP Code 11746	General	Huntington Station	69,040	4.52%
ZIP Code 11747	General	Melville	20,133	1.32%
ZIP Code 11749	General	Islandia	3,567	0.23%
ZIP Code 11751	General	Islip	14,790	0.97%
ZIP Code 11752	General	Islip Terrace	9,758	0.64%
ZIP Code 11754	General	Kings Park	18,472	1.21%
ZIP Code 11755	General	Lake Grove	12,118	0.79%
ZIP Code 11757	General	Lindenhurst	45,157	2.96%
ZIP Code 11760	P.O. Box	Melville	0	0.00%
ZIP Code 11763	General	Medford	29,055	1.90%
ZIP Code 11764	General	Miller Place	12,566	0.82%
ZIP Code 11766	General	Mount Sinai	11,888	0.78%
ZIP Code 11767	General	Nesconset	14,379	0.94%
ZIP Code 11768	General	Northport	21,433	1.40%
ZIP Code 11769	General	Oakdale	9,250	0.61%
ZIP Code 11770	P.O. Box	Ocean Beach	331	0.02%
ZIP Code 11772	General	Patchogue	44,459	2.91%
ZIP Code 11775	Unique	Melville	0	0.00%
ZIP Code 11776	General	Port Jefferson Station	24,205	1.59%
ZIP Code 11777	General	Port Jefferson	9,346	0.61%
ZIP Code 11778	General	Rocky Point	12,449	0.82%
ZIP Code 11779	General	Ronkonkoma	38,250	2.51%
ZIP Code 11780	General	Saint James	15,508	1.02%
ZIP Code 11782	General	Sayville	15,682	1.03%
ZIP Code 11784	General	Selden	24,794	1.62%
ZIP Code 11786	General	Shoreham	6,287	0.41%
ZIP Code 11787	General	Smithtown	35,361	2.32%
ZIP Code 11788	General	Hauppauge	16,273	1.07%
ZIP Code 11789	General	Sound Beach	7,640	0.50%
ZIP Code 11790	General	Stony Brook	21,519	1.41%
ZIP Code 11792	General	Wading River	8,528	0.56%
ZIP Code 11794	Unique	Stony Brook	1,779	0.12%
ZIP Code 11795	General	West Islip	25,344	1.66%
ZIP Code 11796	General	West Sayville	3,676	0.24%
ZIP Code 11797 *	General	Woodbury	9,452	--
ZIP Code 11798	General	Wyandanch	17,215	1.13%
ZIP Code 11901	General	Riverhead	30,936	2.03%
ZIP Code 11930	P.O. Box	Amagansett	2,062	0.14%
ZIP Code 11931	P.O. Box	Aquebogue	40	0.00%
ZIP Code 11932	P.O. Box	Bridgehampton	2,129	0.14%
ZIP Code 11933	General	Calverton	6,899	0.45%
ZIP Code 11934	General	Center Moriches	8,364	0.55%
ZIP Code 11935	General	Cutchogue	3,432	0.22%
ZIP Code 11937	General	East Hampton	19,968	1.31%
ZIP Code 11939	General	East Marion	1,048	0.07%
ZIP Code 11940	General	East Moriches	5,396	0.35%
ZIP Code 11941	General	Eastport	2,605	0.17%
ZIP Code 11942	General	East Quogue	5,571	0.37%
ZIP Code 11944	General	Greenport	4,801	0.31%
ZIP Code 11946	General	Hampton Bays	15,535	1.02%
ZIP Code 11947	P.O. Box	Jamesport	55	0.00%
ZIP Code 11948	General	Laurel	1,212	0.08%
ZIP Code 11949	General	Manorville	14,663	0.96%
ZIP Code 11950	General	Mastic	16,233	1.06%
ZIP Code 11951	General	Mastic Beach	13,827	0.91%
ZIP Code 11952	General	Mattituck	4,701	0.31%
ZIP Code 11953	General	Middle Island	13,249	0.87%
ZIP Code 11954	General	Montauk	4,318	0.28%
ZIP Code 11955	General	Moriches	3,258	0.21%
ZIP Code 11956	P.O. Box	New Suffolk	405	0.03%
ZIP Code 11957	General	Orient	1,004	0.07%
ZIP Code 11958	General	Peconic	691	0.05%
ZIP Code 11959	P.O. Box	Quogue	1,657	0.11%
ZIP Code 11960	P.O. Box	Remsenburg	1,688	0.11%
ZIP Code 11961	General	Ridge	13,042	0.85%
ZIP Code 11962	P.O. Box	Sagaponack	1,099	0.07%
ZIP Code 11963	General	Sag Harbor	8,384	0.55%
ZIP Code 11964	P.O. Box	Shelter Island	2,470	0.16%
ZIP Code 11965	P.O. Box	Shelter Island Heights	766	0.05%
ZIP Code 11967	General	Shirley	26,213	1.72%
ZIP Code 11968	General	Southampton	14,467	0.95%
ZIP Code 11969	P.O. Box	Southampton	0	0.00%
ZIP Code 11970	P.O. Box	South Jamesport	454	0.03%
ZIP Code 11971	General	Southold	6,105	0.40%
ZIP Code 11972	P.O. Box	Speonk	1,013	0.07%
ZIP Code 11973	P.O. Box	Upton	17	0.00%
ZIP Code 11975	P.O. Box	Wainscott	656	0.04%
ZIP Code 11976	General	Water Mill	2,764	0.18%
ZIP Code 11977	General	Westhampton	2,837	0.19%
ZIP Code 11978	General	Westhampton Beach	4,087	0.27%
ZIP Code 11980	General	Yaphank	4,931	0.32%

* Indicates a Multi County ZIP Code. These ZIP Codes partially cross over into Suffolk, NY, but will mostly cover area in a different County. Not included in % of Population calculations.

Important Suffolk, NY Information

Suffolk County, NY Covers 116 ZIP Codes. This includes 89 General ZIP Codes, 20 PO Box ZIP Codes, and 5 Unique (reserved for Business and Volume Mail Receivers). There are also 2 Multi County ZIP Codes. These records are assigned a different primary county, but they partially cover area in Suffolk County.

The population for Suffolk County is 1,525,920, according to the U.S. Census. Population Density is 1,674.99 persons per square mile. With 578,940 Housing Units, the Average Household Size is 2.89 persons. There are 516,872 Family Households with an Average Family Size of 3.14 persons. 3.68% of the population is without Health Insurance. The 62.46% Employment Rate is 2.66% above the national average of 59.8%.1,064,835 people aged 25+ have some educational achievement, with 38.31% (or 407,900 people) having attained a Bachelor's Degree or higher.More Demographics are available below.

There are 4 area codes serving this area including363, 516, 631 and 934. Suffolk is also located in the Eastern timezone and the current local time is shown above.

Suffolk is part of the New York-Newark-Jersey City, NY-NJ Core Based Statistical Area (CBSA). Its CBSA Code is 35620.It is classified as a metro area, which means the combined population is 50,000 or more (at its core).

CBSAs are defined by the OMB as geographic areas that have at least one core with a population of 10,000 or more (for a micro area) and adjacent territory with a high degree of social and economic integration. CBSA codes are commonly used to accurately file Medicare claims and to verify applicable incentives using a patient's ZIP Code.

ZIP Codes in Suffolk, NY have 516,002 Residential mailboxes and 38,348 Business mailboxes.There are 49,128 businesses with a total of 549,800 employees. That is an average of 11.2 employees per business. Annual payroll for these businesses is $36,525,817,000. Other Demographics

Suffolk County Demographic Profile

Population & People

Total Population

1,525,920

Income

Median Household Income

$111,660

Housing

Total Housing Units

578,940

Health

Without Healthcare Coverage

3.68%

Business & Economy

Total Businesses

49,128

Families

Total Households

516,872

Employment

Employment Rate

62.46%

Education

Bachelor's Degree or Higher

38.31%

Total Population: Total number of people from the 2020 U.S. Census for Suffolk, NY. This reflects the exact count of this area at that point in time, not future estimates, regardless of citizenship or immigration status. It is intended to count all persons living within the geographic area, not just those present on the day of the census.	1,525,920
Current Population Estimate: This field gives the estimated household population for All ZIP Codes in Suffolk, NY. This is derived from known delivery information, household occupancy rates, household size, and more to come up with an accurate estimation for the current population. IMPORTANT: This does not include population totals for persons in nursing homes, correctional facilities, or other institutions. This is an estimation of the household population based on US Postal Service delivery information.	1,486,666
Total Households: Total number of Households from the 2020 U.S. Census for Suffolk, NY. A Household includes everyone living in a residential housing unit. This includes families, roommates in a single residence, or a person living alone.	516,872
Total Housing Units: The total number of Housing Units is the number of occupied units + the number of vacant units. Ownership is defined by whether the unit is occupied by an owner or by a tenant. Owner occupancy means that the owner lives in the unit. This value comes from the 2020 U.S. Census and is not a projection or estimate.	578,940
Average Household Size: The Average Household Size, is obtained by dividing the number of people in Households (excluding those in group quarters, nursing home, prisons, and dorm rooms) by the number of Households. A Household includes everyone living in a residential unit. Those who do not live in a household are classified as living in group accommodation. This value is an estimate from the U.S. Census ACS (American Community Survey) and is updated yearly.	2.89
Average Family Size: Average Family Size is calculated by dividing the number of people in a Family Household by the number of Family Households. The U.S. Census Bureau defines family households as households consisting of two or more individuals who are related by birth, marriage, or adoption. They also may include other unrelated people. Non-family households consist of people who live alone or who share their residence with unrelated individuals. The Average Family Size only looks at the households classified as Family Households. This value is an estimate from the U.S. Census ACS (American Community Survey) and is updated yearly.	3.14

Other Suffolk Demographics

# Residential Mailboxes: The number of active residential delivery mailboxes and centralized units. This excludes PO Boxes and all other contract box types.	516,002
# Business Mailboxes: The number of active business delivery mailboxes and centralized units. This excludes PO Boxes and all other contract box types.	38,348
Total Delivery Receptacles: The total number of delivery receptacles. This includes curb side mailboxes, centralized units, PO Boxes, NDCBU, and contract boxes. This count is for Residential and Business combined.	662,223
Single Family Delivery Units: Total count of single family mail delivery receptacles; generally analogous to homes.	439,936
Multi Family Delivery Units: Total count of multifamily mail delivery receptacles; generally analogous to apartments.	22,817

# of Businesses: The total number of Business Establishments. Data taken from Business Census 2023.	49,128
1st Quarter Payroll: The total payroll for the first quarter. Data taken from Business Census 2023.	$8,635,837,000
Annual Payroll: The total annual payroll . Data taken from Business Census 2023.	$36,525,817,000
# of Employees: The total number of employees for all ZIP Codes in this City. Data taken from Business Census 2023.	549,800

Sum of all ZIP Codes assigned Suffolk, NY as their primary County.

References

U.S. Postal Service [Last Updated: 1/1/2025], https://www.usps.com
ZIP-Codes.com Internal Data Creation [Last Updated: 1/1/2025], https://www.zip-codes.com
U.S. Geological Survey [Updated as needed], https://www.usgs.gov
U.S. Census [Updated Yearly], https://www.census.gov
U.S. Census 2020 [Decennial] [Last Updated: 5/25/2023], https://www.census.gov