Data Last Updated: December 1, 2024

NORTHEASTERN CT County, CT ZIP Codes

NORTHEASTERN CT County, CT Covers 39 ZIP Codes

ZIP Code	Classification	Timezone	Area Code(s)
06076 *	General	Eastern	860/959
06230	P.O. Box	Eastern	959
06233	P.O. Box	Eastern	860/959
06234	General	Eastern	860/959
06235 *	General	Eastern	860/959
06239	General	Eastern	860/959
06241	General	Eastern	860/959
06242	General	Eastern	959
06243	General	Eastern	860/959
06244	P.O. Box	Eastern	860/959
06245	P.O. Box	Eastern	860/959
06246	P.O. Box	Eastern	959/860
06247	General	Eastern	860/959
06250 *	General	Eastern	860/959
06255	General	Eastern	959/860
06256 *	General	Eastern	860/959
06258	P.O. Box	Eastern	959
06259	General	Eastern	959
06260	General	Eastern	860/959
06262	General	Eastern	860/959
06263	P.O. Box	Eastern	860/959
06264	General	Eastern	860/959
06267	P.O. Box	Eastern	860/959
06277	General	Eastern	860/959
06278	General	Eastern	959
06279 *	General	Eastern	860/959
06280	General	Eastern	860/959
06281	General	Eastern	860/959
06282	General	Eastern	959
06330	General	Eastern	860/959
06331	General	Eastern	959/860
06332	P.O. Box	Eastern	860/959
06351	General	Eastern	860/959
06354	General	Eastern	860/959
06373	P.O. Box	Eastern	860/959
06374	General	Eastern	860/959
06377	General	Eastern	860/959
06384	General	Eastern	860/959
06387	P.O. Box	Eastern	860/959

* Indicates a Multi County ZIP Code, whose primary County is something other than Northeastern Ct, CT.

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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 Northeastern Ct County, CT, 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.	No Population Data
Male Population: The sum of all males for Northeastern Ct County, CT 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.	No Data
Female Population: The sum of all females for Northeastern Ct County, CT 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.	No Data
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.	No Data

ZIP Codes: The total number of ZIP Codes which at least partially fall inside Northeastern Ct County, CT. 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.	34
Cities: The total number of City names which are associated with ZIP Codes that partially or wholly cross into Northeastern Ct County, CT. 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.	34
Counties: The total number of counties associated with ZIP Codes that are at least partially part of Northeastern Ct County, CT.	1
Area Codes: The total number of Area Codes associated with ZIP Codes in Northeastern Ct County, CT. 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.	2

Total Area: The approximate amount of area covered by Northeastern Ct, CT in square miles. This includes all land and water areas within the legal county boundaries.	0 square miles (county)
Land Area: The approximate amount of land area covered by Northeastern Ct, CT 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.	0 square miles (county)
Water Area: The approximate amount of water area covered by Northeastern Ct, CT 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.	0 square miles (county)

NORTHEASTERN CT, CT Demographic Information

No demographics data is available for this County.

NORTHEASTERN CT County, CT ZIP Codes

NORTHEASTERN CT County, CT Covers 39 ZIP Codes

NORTHEASTERN CT, CT Demographic Information

NORTHEASTERN CT County, CT Covers 34 Cities