Home | Products | Learn About ZIP Codes | Find a Post Office | Search | Contact | FAQs
Canadian Postal Code DatabasePostal Code Database
U.S. ZIP Code DatabaseZIP Code Database
U.S. ZIP+4 DatabaseZIP+4 Database
U.S. ZIP Code BoundariesZIP Code Boundaries
Zip Code Database List
1-800-425-1169
Zip-Codes.com
Account Login
Our Products
• US ZIP Code Database
• US ZIP+4 Database
• 2010 Census Database
• Canadian Postal Codes
• ZIP Code Boundary Data
• ZIP Code API NEW!
• Area Code Database
• Historical ZIP Codes
• Historical ZIP+4 Database
• FREE Radius Application
• FREE Store Locator
• FREE Mobile App
Find ZIP+4 of Address

Find the ZIP Code, County, and +4 of any U.S. Address

FREE ZIP Code Finder

Find info on any U.S. ZIP Code

Other FREE Lookups

Lookup ZIP Code of any City, State, County or Area Code

FREE Radius Search

Find all ZIP Codes

  1. Radius: 30 miles
FREE Distance Calc

Calculate the distance between two U.S. or Canadian ZIP codes.





ZIP Code Database - Facts & Stats
Data Last Updated: November 1, 2024

SUFFOLK County, NY ZIP Codes



SUFFOLK County, NY Covers 114 ZIP Codes

ZIP CodeClassificationCityPopulationTimezoneArea Code(s)
ZIP Code 00501UniqueHoltsville0Eastern631/934
ZIP Code 00544UniqueHoltsville0Eastern631/934
ZIP Code 06390P.O. BoxFishers Island422Eastern631/934
ZIP Code 11701GeneralAmityville27,831Eastern631/934/516
ZIP Code 11702GeneralBabylon14,580Eastern631/934/516
ZIP Code 11703GeneralNorth Babylon16,635Eastern631/934/516
ZIP Code 11704GeneralWest Babylon40,367Eastern631/934/516
ZIP Code 11705GeneralBayport7,951Eastern631/934
ZIP Code 11706GeneralBay Shore66,263Eastern631/934
ZIP Code 11707P.O. BoxWest Babylon0Eastern631/934/516
ZIP Code 11713GeneralBellport10,970Eastern631/934
ZIP Code 11715GeneralBlue Point4,423Eastern631/934
ZIP Code 11716GeneralBohemia10,315Eastern631/934
ZIP Code 11717GeneralBrentwood62,193Eastern631/516/934
ZIP Code 11718GeneralBrightwaters3,181Eastern631/934
ZIP Code 11719GeneralBrookhaven3,447Eastern631/934
ZIP Code 11720GeneralCentereach28,623Eastern631/934
ZIP Code 11721GeneralCenterport6,318Eastern631/934
ZIP Code 11722GeneralCentral Islip37,491Eastern631/516/934
ZIP Code 11724GeneralCold Spring Harbor3,268Eastern516/631
ZIP Code 11725GeneralCommack28,838Eastern631/934
ZIP Code 11726GeneralCopiague20,763Eastern631/934/516
ZIP Code 11727GeneralCoram29,716Eastern631/934
ZIP Code 11729GeneralDeer Park28,569Eastern631/934
ZIP Code 11730GeneralEast Islip14,523Eastern631/934
ZIP Code 11731GeneralEast Northport30,353Eastern631/934
ZIP Code 11733GeneralEast Setauket17,967Eastern631/934/516
ZIP Code 11738GeneralFarmingville16,732Eastern631/934
ZIP Code 11739P.O. BoxGreat River1,385Eastern631/934
ZIP Code 11740GeneralGreenlawn9,593Eastern631/934
ZIP Code 11741GeneralHolbrook27,046Eastern631/516/934
ZIP Code 11742GeneralHoltsville12,699Eastern631/516/934
ZIP Code 11743GeneralHuntington41,522Eastern631/516/934
ZIP Code 11746GeneralHuntington Station69,040Eastern631/934
ZIP Code 11747GeneralMelville20,133Eastern934
ZIP Code 11749GeneralIslandia3,567Eastern631/516/934
ZIP Code 11751GeneralIslip14,790Eastern631/934
ZIP Code 11752GeneralIslip Terrace9,758Eastern631/516/934
ZIP Code 11754GeneralKings Park18,472Eastern631/934
ZIP Code 11755GeneralLake Grove12,118Eastern631/934
ZIP Code 11757GeneralLindenhurst45,157Eastern631/934/516
ZIP Code 11760P.O. BoxMelville0Eastern631/934
ZIP Code 11763GeneralMedford29,055Eastern631/934
ZIP Code 11764GeneralMiller Place12,566Eastern631/516
ZIP Code 11766GeneralMount Sinai11,888Eastern631/516
ZIP Code 11767GeneralNesconset14,379Eastern631/934
ZIP Code 11768GeneralNorthport21,433Eastern631/934
ZIP Code 11769GeneralOakdale9,250Eastern631/934
ZIP Code 11770P.O. BoxOcean Beach331Eastern631/934
ZIP Code 11772GeneralPatchogue44,459Eastern631/934
ZIP Code 11773UniqueMelville0Eastern516/631
ZIP Code 11775UniqueMelville0Eastern516/631
ZIP Code 11776GeneralPort Jefferson Station24,205Eastern631/516/934
ZIP Code 11777GeneralPort Jefferson9,346Eastern631/516/934
ZIP Code 11778GeneralRocky Point12,449Eastern631/516
ZIP Code 11779GeneralRonkonkoma38,250Eastern631/516/934
ZIP Code 11780GeneralSaint James15,508Eastern631/934
ZIP Code 11782GeneralSayville15,682Eastern631/934
ZIP Code 11784GeneralSelden24,794Eastern631/934
ZIP Code 11786GeneralShoreham6,287Eastern631/934
ZIP Code 11787GeneralSmithtown35,361Eastern631/934
ZIP Code 11788GeneralHauppauge16,273Eastern631/934
ZIP Code 11789GeneralSound Beach7,640Eastern631/516
ZIP Code 11790GeneralStony Brook21,519Eastern631/934
ZIP Code 11792GeneralWading River8,528Eastern631/934
ZIP Code 11794UniqueStony Brook1,779Eastern631/934
ZIP Code 11795GeneralWest Islip25,344Eastern631/934
ZIP Code 11796GeneralWest Sayville3,676Eastern631/934
ZIP Code 11798GeneralWyandanch17,215Eastern631/934
ZIP Code 11901GeneralRiverhead30,936Eastern631/934
ZIP Code 11930P.O. BoxAmagansett2,062Eastern631/934
ZIP Code 11931P.O. BoxAquebogue40Eastern631/934
ZIP Code 11932P.O. BoxBridgehampton2,129Eastern631/934
ZIP Code 11933GeneralCalverton6,899Eastern631/934
ZIP Code 11934GeneralCenter Moriches8,364Eastern631/934
ZIP Code 11935GeneralCutchogue3,432Eastern631/934
ZIP Code 11937GeneralEast Hampton19,968Eastern631/934
ZIP Code 11939GeneralEast Marion1,048Eastern631/934
ZIP Code 11940GeneralEast Moriches5,396Eastern631/934
ZIP Code 11941GeneralEastport2,605Eastern631
ZIP Code 11942GeneralEast Quogue5,571Eastern631/934
ZIP Code 11944GeneralGreenport4,801Eastern631/934
ZIP Code 11946GeneralHampton Bays15,535Eastern631/934
ZIP Code 11947P.O. BoxJamesport55Eastern631/934
ZIP Code 11948GeneralLaurel1,212Eastern631/934
ZIP Code 11949GeneralManorville14,663Eastern631/934
ZIP Code 11950GeneralMastic16,233Eastern631/934/516
ZIP Code 11951GeneralMastic Beach13,827Eastern631/934
ZIP Code 11952GeneralMattituck4,701Eastern631/934
ZIP Code 11953GeneralMiddle Island13,249Eastern631/934
ZIP Code 11954GeneralMontauk4,318Eastern631/934
ZIP Code 11955GeneralMoriches3,258Eastern631/934
ZIP Code 11956P.O. BoxNew Suffolk405Eastern631/934
ZIP Code 11957GeneralOrient1,004Eastern631
ZIP Code 11958GeneralPeconic691Eastern631/934
ZIP Code 11959P.O. BoxQuogue1,657Eastern631/934
ZIP Code 11960P.O. BoxRemsenburg1,688Eastern631
ZIP Code 11961GeneralRidge13,042Eastern631/934
ZIP Code 11962P.O. BoxSagaponack1,099Eastern631/934
ZIP Code 11963GeneralSag Harbor8,384Eastern631/934
ZIP Code 11964P.O. BoxShelter Island2,470Eastern631
ZIP Code 11965P.O. BoxShelter Island Heights766Eastern631/934
ZIP Code 11967GeneralShirley26,213Eastern631/934
ZIP Code 11968GeneralSouthampton14,467Eastern631/934
ZIP Code 11969P.O. BoxSouthampton0Eastern631/934
ZIP Code 11970P.O. BoxSouth Jamesport454Eastern631/934
ZIP Code 11971GeneralSouthold6,105Eastern631/934
ZIP Code 11972P.O. BoxSpeonk1,013Eastern631
ZIP Code 11973P.O. BoxUpton17Eastern631/934
ZIP Code 11975P.O. BoxWainscott656Eastern631/934
ZIP Code 11976GeneralWater Mill2,764Eastern631/934
ZIP Code 11977GeneralWesthampton2,837Eastern631/934
ZIP Code 11978GeneralWesthampton Beach4,087Eastern631/934
ZIP Code 11980GeneralYaphank4,931Eastern631/934


Timezone(s): All Time Zones found within this county. In the United States, 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. The alignment between ZIP codes and time zones is not perfect. A single time zone can cover multiple ZIP codes, and, conversely, a single ZIP code could theoretically span across multiple time zones, although this is quite rare.Eastern
 
Population: The total Population for Suffolk County, NY, taken from the 2020 U.S. Census DP1. This population total includes all people residing in and counts them regardless of citizenship or immigration status. Include are U.S. Citizens, permanent residents, temporary migrants, and undocumented workers. The total population represents people who live in the state, not just those present on the day of the census. State Population is critical in determining political representation, funding allocation, planning and policy-making, and demographic analysis. 1,525,920 (More Details)
Male Population: The sum of all males for Suffolk County, NY from the 2020 U.S. Census DP1. Each respondent self-identified their gender on the survey, as they were asked to indicate their gender assigned at birth. The male population information is important for healthcare planning, policy making, social research, and economic planning and development.747,083
Female Population: The sum of all females for Suffolk County, NY from the 2020 U.S. Census DP1. Each respondent self-identified their gender on the survey, as they were asked to indicate their gender assigned at birth. The female population information is important for healthcare planning, policy making, social research, and economic planning and development.778,837
Median Age: The median age of the total population of this county. Median age is not a future prediction, it is the actual number from the 2020 Census. Median age is the middle age of the population. Half the population is older than the average age and half is younger.42
 
ZIP Codes: The total number of ZIP Codes which at least partially fall inside Suffolk County, NY. Did you know that approximately 23% of ZIP Codes cross county lines? Several even cross State lines. ZIP Codes do not follow other geographic boundaries because they were created exclusively for the expedient delivery of mail.114
Cities: The total number of City names which are associated with ZIP Codes that partially or wholly cross into Suffolk County, NY. Alongside the official city name, USPS also recognizes certain alternate names for cities or towns that can be used in mailing addresses. These may include towns, villages, abbreviations, names in other languages, or names that have been commonly used historically.106
Counties: The total number of counties associated with ZIP Codes that are at least partially part of Suffolk County, NY.1
Area Codes: The total number of Area Codes associated with ZIP Codes in Suffolk County, NY. Area codes are used in the North American Numbering Plan (NANP) to facilitate phone routing. Each area code identifies a specific geographic area (usually part of a state or territory) and allows calls to be routed to the correct area. There are approximately 350 area codes in use in the United States.3
 
Total Area: The approximate amount of area covered by Suffolk, NY in square miles. This includes all land and water areas within the legal county boundaries.2,373 square miles (county)
Land Area: The approximate amount of land area covered by Suffolk, NY in square miles. Land area data provided by the Census Bureau are based on geographic boundaries that include the mainland, islands, inland, coastal, Great Lakes, and territorial waters associated with each state. Land area is important in many types of statistical analysis. For example, population density, the number of people per unit of land area, is a commonly used statistic based on this data. Land area measurements are also important for urban planning, environmental studies, and economic analysis. 912 square miles (county)
Water Area: The approximate amount of water area covered by Suffolk, NY in square miles. Calculations for water area take into account inland bodies of water, coastal regions, Great Lakes, and territorial sea waters. This encompassed features such as lakes, reservoirs, rivers, and coastal water bodies. Water surface data are especially important for environmental and conservation planning, water resource management, transportation, and recreational planning.1,461 square miles (county)

SUFFOLK, NY Demographic Information

* Demographic data is based on 2020 Census.

Total population of SUFFOLK County, NY: Total Population from the 2020 Census. This reflects the exact population of the geographic 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
Male population of SUFFOLK County, NY: The Male Population from the 2020 Census. This is not a forecast for the future, but an exact count for this geographic area at the time of the Census. Each respondent self-identified their gender on the survey, as they were asked to indicate their gender assigned at birth. The Male Population information is important for healthcare planning, policy making, social research, and economic planning and development.747,083
Female population of SUFFOLK County, NY: The Female Population from the 2020 Census. This is not a forecast for the future, but an exact count for this geographic area at the time of the Census. Each respondent self-identified their gender on the survey, as they were asked to indicate their gender assigned at birth. The Female Population information is important for healthcare planning, policy making, social research, and economic planning and development.778,837
Median age (years): The Median Age of the Total Population from the 2020 Census for this geographic area. Median age is not a future prediction, it is the actual calculated age from the 2020 Census. Median age is the middle age of the population. Half the population is older than the average age and half is younger. Median Age can relate how young or old a geographic area is compared to others. If one area is 44 and the other is 40, then the first are is an average of 4 years older.42.0
White Population: The White Population is an exact count from the 2020 Census for this geographic area. The numbers for the White Population are not future projections. On the 2020 U.S. Census questionnaire, people were asked to check all races which applied to them, including White. This count includes all who selected White/Caucasian in their response, even if they selected another race as well.1,022,846
Black Population: The Black Population is an exact count from the 2020 Census for this geographic area. The numbers for the Black Population are not future projections. On the 2020 U.S. Census questionnaire, people were asked to check all races which applied to them, including Black or African American. This count includes all who selected Black or African American in their response, even if they selected another race as well.114,294
Indian Population: The American Indian and Alaska Native Population is an exact count from the 2020 Census for this geographic area and not estimates for the future. On the 2020 U.S. Census questionnaire, people were asked to check all races which applied to them, including American Indian and Alaska Native. This count includes all who selected American Indian and Alaska Native in their response, even if they selected another race as well.9,188
Asian Population: The Asian Population is an exact count from the 2020 Census for this geographic area, not future projections. On the U.S. Census questionnaire, people were asked to check all races which applied to them, including Chinese, Filipino, Asian Indian, Vietnamese, Korean, Japanese, or Other Asian. This count includes all who selected one of these options in their response, even if they selected another race as well.65,779
Hawaiian Population: The Hawaiian or Pacific Islander Population is an exact count from the 2020 Census for this geographic area and are not future projections. On the 2020 U.S. Census questionnaire, people were asked to check all races which applied to them, including Native Hawaiian and Pacific Islander. This count includes all who selected either Hawaiian or Pacific Islander in their response, even if they selected another race as well.427
Hispanic Population: The Hispanic Population is an exact count from the 2020 Census for this geographic area and is not an estimate or future projection. On the 2020 U.S. Census questionnaire, people were first asked for their Ethnicity, including if they were from Hispanic, Latino, or Spanish Origin, including Mexican, Mexican American, Chicano, Puerto Rican, Cuban, or other ethnic origin. This count includes all who affirmed that they were part of this ethnic origin. Respondents who selected this option were also asked to select a race separately and would be counted once in this number as well as the race they chose as well. From the U.S. Census definition, Hispanic is an ethnic origin and not a race.332,959
Median age (Male): The Median Age of all Males from the 2020 Census for this geographic area. The Male Median Age is the actual average from the 2020 Census, not an estimate or future projection. Median Age is the average age of the population. Half of the population is older than the average age and the other half is younger. Gender is self-reported by individuals when asked about their sex at birth.40.4
Median age (Female): The Median Age of all Females from the 2020 Census for this geographic area. The Female Median Age is the actual average from the 2020 Census, not an estimate or future projection. Median Age is the average age of the population. Half of the population is older than the average age and the other half is younger. Gender is self-reported by individuals when asked about their sex at birth.43.6
Total Households: Total Number of Households from the 2020 U.S. Census for this geographic area. 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
Married-Couple Households: Total Married-Couple Households is based on the 2020 U.S. Census and is not an estimate. Under the U.S. Census Bureau definition, Married Couple Households refers to the count of households where the householder and his or her spouse are listed as members of the same household. It does include same-sex marriage households and the households themselves may also include other individuals, such as children or other relatives. 
Average Household Size for SUFFOLK County, NY: 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 of SUFFOLK County, NY: 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
Total housing units for SUFFOLK County, NY: 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


SUFFOLK County, NY Covers 106 Cities