Data Last Updated: May 1, 2025

Oswego County, NY ZIP Codes

ZIP Codes: Shows how many general ZIP Codes, PO Boxes, Unique (Business), and Multi County ZIP Codes are associated with Oswego, NY.	30 ZIP Codes (21 General, 5 PO Box, 0 Unique, & 4 Multi County) [More Details]
Area Codes: The Telephone Area Codes that are associated with Oswego, 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.	315, 680
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 Oswego, 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.	117,525 [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.	36075
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.	Syracuse, NY
Land Area: The approximate amount of land area covered by Oswego, 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.	952 square miles
Water Area: The approximate amount of water area covered by Oswego, 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.	360 square miles
Coordinates: The latitude/longitude centroid coordinates for Oswego County, NY.	-76.141354, 43.426932
Quick Link: Copy the direct link to the Oswego, NYCounty page and use anywhere you like!	https://www.zip-codes.com/county/ny-oswego.asp

Oswego, NY ZIP Code Boundaries

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Oswego County, NY Covers 30 ZIP Codes

ZIP Code	Classification	City	Population	% of Population
ZIP Code 13028	General	Bernhards Bay	1,217	1.04%
ZIP Code 13033 *	General	Cato	3,763	--
ZIP Code 13036	General	Central Square	8,601	7.32%
ZIP Code 13042	General	Cleveland	2,447	2.08%
ZIP Code 13044	General	Constantia	2,506	2.13%
ZIP Code 13064 *	P.O. Box	Fair Haven	0	--
ZIP Code 13069	General	Fulton	24,071	20.48%
ZIP Code 13074	General	Hannibal	4,206	3.58%
ZIP Code 13076	General	Hastings	2,297	1.95%
ZIP Code 13083	General	Lacona	1,896	1.61%
ZIP Code 13093	P.O. Box	Lycoming	0	0.00%
ZIP Code 13103	General	Mallory	298	0.25%
ZIP Code 13111 *	General	Martville	1,609	--
ZIP Code 13114	General	Mexico	6,596	5.61%
ZIP Code 13115	P.O. Box	Minetto	195	0.17%
ZIP Code 13121	P.O. Box	New Haven	52	0.04%
ZIP Code 13126	General	Oswego	35,477	30.19%
ZIP Code 13131	General	Parish	3,649	3.10%
ZIP Code 13132	General	Pennellville	3,865	3.29%
ZIP Code 13135	General	Phoenix	6,303	5.36%
ZIP Code 13142	General	Pulaski	6,323	5.38%
ZIP Code 13144	General	Richland	1,401	1.19%
ZIP Code 13145	General	Sandy Creek	1,793	1.53%
ZIP Code 13156 *	General	Sterling	2,231	--
ZIP Code 13167	General	West Monroe	3,263	2.78%
ZIP Code 13302	General	Altmar	1,594	1.36%
ZIP Code 13426	P.O. Box	Orwell	0	0.00%
ZIP Code 13437	General	Redfield	404	0.34%
ZIP Code 13493	General	Williamstown	2,017	1.72%

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

Important Oswego, NY Information

Oswego County, NY Covers 30 ZIP Codes. This includes 21 General ZIP Codes, 5 PO Box ZIP Codes, and 0 Unique (reserved for Business and Volume Mail Receivers). There are also 4 Multi County ZIP Codes. These records are assigned a different primary county, but they partially cover area in Oswego County.

The population for Oswego County is 117,525, according to the U.S. Census. Population Density is 123.45 persons per square mile. With 54,470 Housing Units, the Average Household Size is 2.43 persons. There are 46,419 Family Households with an Average Family Size of 3.07 persons. 3.87% of the population is without Health Insurance. The 55.89% Employment Rate is 3.91% above the national average of 59.8%.80,313 people aged 25+ have some educational achievement, with 21.92% (or 17,608 people) having attained a Bachelor's Degree or higher.More Demographics are available below.

There are 2 area codes serving this area including315 and 680. Oswego is also located in the Eastern timezone and the current local time is shown above.

Oswego is part of the Syracuse, NY Core Based Statistical Area (CBSA). Its CBSA Code is 45060.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 Oswego, NY have 48,948 Residential mailboxes and 1,846 Business mailboxes.There are 2,139 businesses with a total of 22,848 employees. That is an average of 10.7 employees per business. Annual payroll for these businesses is $1,173,941,000. Other Demographics

Oswego County Demographic Profile

Population & People

Total Population

117,525

Income

Median Household Income

$68,461

Housing

Total Housing Units

54,470

Health

Without Healthcare Coverage

3.87%

Business & Economy

Total Businesses

2,139

Families

Total Households

46,419

Employment

Employment Rate

55.89%

Education

Bachelor's Degree or Higher

21.92%

Total Population: Total number of people from the 2020 U.S. Census for Oswego, 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.	117,525
Current Population Estimate: This field gives the estimated household population for All ZIP Codes in Oswego, 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.	119,248
Total Households: Total number of Households from the 2020 U.S. Census for Oswego, NY. A Household includes everyone living in a residential housing unit. This includes families, roommates in a single residence, or a person living alone.	46,419
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.	54,470
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.	2.43
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.	3.07

Other Oswego Demographics

# Residential Mailboxes: The number of active residential delivery mailboxes and centralized units. This excludes PO Boxes and all other contract box types.	48,948
# Business Mailboxes: The number of active business delivery mailboxes and centralized units. This excludes PO Boxes and all other contract box types.	1,846
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.	56,864
Single Family Delivery Units: Total count of single family mail delivery receptacles; generally analogous to homes.	43,678
Multi Family Delivery Units: Total count of multifamily mail delivery receptacles; generally analogous to apartments.	2,596

# of Businesses: The total number of Business Establishments. Data taken from Business Census 2023.	2,139
1st Quarter Payroll: The total payroll for the first quarter. Data taken from Business Census 2023.	$283,308,000
Annual Payroll: The total annual payroll . Data taken from Business Census 2023.	$1,173,941,000
# of Employees: The total number of employees for all ZIP Codes in this City. Data taken from Business Census 2023.	22,848

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

References

U.S. Postal Service [Last Updated: 5/1/2025], https://www.usps.com
ZIP-Codes.com Internal Data Creation [Last Updated: 5/1/2025], 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