Historical ZIP Code Database

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Our Historical database contains over 80,000 precise data records for each month. The data includes EVERY ZIP Code in the U.S. You can download ANY single month for $139.95, or you can have access to EVERY month from 2004 to this year for $699.95. All historical data is from the most comprehensive version of our data available at the time we archived it.

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Historical U.S. ZIP Code Data - Our data goes as far back as 2004
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Census Data - 2000, 2010, and 2020 Census Data in respective years (2020 Census begins June 2023)

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Data Fields & Columns:
ZIP Code :: 5 digit ZIP Code as designated by the United States Postal Service. U.S. Territories are also included in our ZIP Code Database (Puerto Rico, Guam, American Samoa, Federated States of Micronesia, etc.) ¹	Included	Included	Included
City :: The official city name as designated by the United States Postal Service. ¹	Included	Included	Included
State :: U.S. two digit state code and State Full Name in separate columns. Sort on this field to get all your data grouped by state. [State Full Name currently not available in Standard version, only State Abbreviation.] ¹	Included	Included	Included
Primary County :: The primary county or parish where the ZIP Code resides as defined by the USPS. As with any of our data fields, you can sort the data by this field and the result will be data grouped by county. For all counties that a ZIP Code may cover, see the All Counties in the Business ZIP Code Database version. ¹	Included	Included	Included
Area Code :: Telephone Area Code(s) of the particular postal zone (ZIP Code). Sorting by this field will give you all the data grouped by area code. ²	Included	Included	Included
City Type :: Describes the type of postal station in the 'City Alias' field: CODE DESCRIPTION B Branch C Community Post Office (CPO) N Non Postal Community Name P Post Office S Station U Urbanization X APO/FPO MIlitary Z P.O. Box ¹	Included	Included	Included
City Alias Abbreviation :: Abbreviation of city alias where applicable. ¹	Included	Included	Included
City Alias Name :: The alias name for the ZIP Code. This may be a city name, town name, village name, postal entity, community or a municipality name. The city alias names are the reason why our ZIP Code Database has approximately 78,000+ records. There are approximately 41,000 U.S. ZIP Codes, but since we list each city alias within a ZIP Code, we end up with almost double the number of records. ¹	Included	Included	Included
Latitude :: The geographic coordinate of a point measured in degrees north or south of the equator. ²	Included	Included	Included
Longitude :: The geographic coordinate of a point measured in degrees east or west of the Greenwich (prime) meridian. ²	Included	Included	Included
Time ZoneTime Zone :: Time zone designation within the U.S. - the numbers 4-15 are assigned to the time zones. CODE DESCRIPTION 4 Atlantic (GMT -04:00) 5 Eastern (GMT -05:00) 6 Central (GMT -06:00) 7 Mountain (GMT -07:00) 8 Pacific (GMT -08:00) 9 Alaska (GMT -09:00) 10 Hawaii-Aleutian Islands (GMT -10:00) 11 American Samoa (GMT -11:00) 14 Guam (GMT +10:00) 15 Palau (GMT +9:00) ²	Included	Included	Included
Elevation :: The elevation of this ZIP Code in feet. ³	Included	Included	Included
State FIPS :: Federal Information Processing Standards code given to each state or US territory. This code simply identifies each U.S. state or territory by its unique 2 digit code. ¹	Included	Included	Included
County FIPS :: Federal Information Processing Standards code given to counties or parishes. This code simply identifies each U.S. county by its unique 3 digit code. ¹	Included	Included	Included
Daylight Saving :: Flag indicating whether the ZIP Code observes daylight saving. ²	Included	Included	Included
Preferred Last Line Key :: Links this record from the ZIP Code Database to other products ZIP-Codes.com offers such as the ZIP+4. ¹	Included	Included	Included
Classification Code :: The classification type of this ZIP Code. The ZIP Code Database contains 4 different types of ZIP Codes and each can have its own rules for mail delivery.. CODE DESCRIPTION 'Blank' = Non-Unique (Standard ZIP with many addresses assigned to it) M = APO/FPO Military ZIP Code (Military Post Office used for overseas military mail) P = PO Box ZIP Code (ZIP Code having only Post Office boxes) U = Unique ZIP Code (ZIP assigned to a single organization)">Classification Code ¹	Included	Included	Included
Multi County Flag :: Flag indicating whether this ZIP Code crosses county lines. IMPORTANT: This does not show which counties this ZIP Code covers, it is simply a flag that indicates whether the ZIP Code falls into more than one county. If you need the actual counties that a particular ZIP Code falls into, you need to purchase the Business version of our database. ²	Included	Included	Included
City Alias Code :: Code indicating the type of the city alias name for this record. Record can be Abbreviations, Universities, Government, and more. A = Abbreviation B = Business G = Government M1 = Military Base M1P = Military Base - Primary M2 = Military Non-Base M2P = Military Non-Base - Primary U = University UP = University - Primary Blank = Regular Non Abbreviated ZIP Code ²	Included	Included	Included
Primary Record :: This column indicates the 'primary' city name within a given ZIP Code, as designated by the U.S. Postal Service. If you want to get only the 'unique' U.S. ZIP Codes, sort the data by this field. Your results will be all (approx.) 41,000 unique ZIP Codes and all will be designated with a 'P'. ²	Included	Included	Included
Mixed Case City :: The city name of the ZIP Code in proper case. The USPS designates cities in all uppercase (i.e. NEW YORK). The Mixed case fields turns this into proper upper and lower case letters (i.e. New York). ¹	Included	Included	Included
Mixed Case City Alias :: The city alias name of the ZIP Code in proper case. The USPS designates cities in all uppercase (i.e. NEW YORK). The Mixed case fields turns this into proper upper and lower case letters (i.e. New York). ²	Included	Included	Included
State ANSI Code :: ANSI code for the State this ZIP Code resides in. ANSI is the system that is replacing the FIPS system. ⁴	Included	Included	Included
County ANSI Code :: The type of locale identified in the city/state name. ANSI is the system that is replacing the FIPS system. ⁴	Included	Included	Included
Facility Code :: The type of locale identified in the city/state name. ¹	Included	Included	Included
Unique ZIP Name :: Field that specifies whether the City State Record contains the organization name for a unique ZIP Code. ¹	Included	Included	Included
City Delivery Indicator :: Specifies whether or not a post office has city-delivery carrier routes. ¹	Included	Included	Included
Carrier Route Sortation :: Identifies where automation Carrier Route rates are available. ¹	Included	Included	Included
Finance Number :: A code assigned to Postal Service facilities. ¹	Included	Included	Included
City State Key :: A value that uniquely identifies a city state name in City State product. ¹	Included	Included	Included
Population :: The population of the ZIP Code based on Census 2020 ZIP Code Tabulation Area. The population numbers are not projected to the future, they are actual Census 2020 numbers. ⁵	Included	Included	Included
Households per ZIP Code :: Total estimated amount of households per ZIP Code based on Census 2020 ZIP Code Tabulation Area. The households per zip numbers are not projected to the future, they are actual Census 2020 numbers. ⁵	Included	Included	Included
White Population :: The estimate of White population per ZIP Code based on Census 2020 ZIP Code Tabulation Area. The white population numbers are not projected to the future, they are actual Census 2020 numbers. ⁵	Included	Included	Included
Black Population :: The estimate of Black population per ZIP Code based on Census 2020 ZIP Code Tabulation Area. The black population numbers are not projected to the future, they are actual Census 2020 numbers. ⁵	Included	Included	Included
Hispanic Population :: The estimate of Hispanic population per ZIP Code based on Census 2020 ZIP Code Tabulation Area. The Hispanic population numbers are not projected to the future, they are actual Census 2020 numbers. ⁵	Included	Included	Included
Asian Population :: The estimate of Asian population per ZIP Code based on Census 2020 ZIP Code Tabulation Area. The Asian population numbers are not projected to the future, they are actual Census 2020 numbers. ⁵	Included	Included	Included
Hawaiian Population :: The estimate of Hawaiian or Pacific Islander population per ZIP Code based on Census 2020 ZIP Code Tabulation Area. The Hawaiian or Pacific Islander population numbers are not projected to the future, they are actual Census 2020 numbers. ⁵	Included	Included	Included
Indian Population :: The estimate of American Indian and Alaska Native population per ZIP Code based on Census 2020 ZIP Code Tabulation Area. The American Indian and Alaska Native population numbers are not projected to the future, they are actual Census 2020 numbers. ⁵	Included	Included	Included
Other Population :: The estimate population for all other races per ZIP Code based on Census 2020 ZIP Code Tabulation Area. The other race population numbers are not projected to the future, they are actual Census 2020 numbers. ⁵	Included	Included	Included
Male Population :: The estimate of Male population per ZIP Code based on Census 2020 ZIP Code Tabulation Area. The Male population numbers are not projected to the future, they are actual Census 2020 numbers. ⁵	Included	Included	Included
Female Population :: The estimate of Female population per ZIP Code based on Census 2020 ZIP Code Tabulation Area. The Female population numbers are not projected to the future, they are actual Census 2020 numbers. ⁵	Included	Included	Included
Persons per Household :: Average number of individuals per household. The average number of individuals per household are not projected to the future, they are actual Census 2020 numbers. ⁵	Included	Included	Included
Median Avg House Value :: The Median average house value per ZIP Code based on Census American Community Survey. Sort by this field to get the top house values by ZIP Code. The Median average house value numbers are from the Census American Community Survey 2017-2021. ⁶	Included	Included	Included
Median Income Per Household :: The Median average household income per ZIP Code based on Census American Community Survey. Sort by this field to get all the top household incomes by ZIP Code. The Median average household income numbers are from the Census American Community Survey 2017-2021. ⁶	Included	Included	Included
MSA Code & Name :: Metropolitan Statistical Area. (no longer used by government - CBSA is the new standard) MSA's were replaced by CBSA's in the 90's. We keep the old MSA's in our database because some of our older customers have mapped their data by this information and it makes it easier for them if we leave the data in the database. ⁶	Included	Included	Included
PMSA Code & Name :: Primary Metropolitan Statistical Area. This is the area that the Census Bureau designates as the 'primary' area within a given msa. ⁶	Included	Included	Included
CSA Code & Name :: Core Statistical Area. This area is a group of MSA's combined into a population core area. ⁶	Included	Included	Included
CBSA Code & Name :: Core Based Statistical Area (replaces old MSA's). A Core Based Statistical Area is the official term for a functional region based around an urban center of at least 10,000 people, based on standards published by the Office of Management and Budget (OMB) in 2000. These standards are used to replace the definitions of metropolitan areas that were defined in 1990. A CBSA is broken into two sub categories, Metro and Micro, and are detailed in the CBSA Type Field. These are defined by their population densities. To be considered a Micro area, population must be between 10,000 and 50,000. To be considered a Metro area, population must exceed 50,000. ⁶	Included	Included	Included
CBSA Type :: Indication of whether a CBSA is Metro (over 50,000 population) or Micro (10,000 - 50,000 population). ⁶	Included	Included	Included
CBSA Division Code & Name :: Core Based Statistical Area Division name and number. A metropolitan statistical area containing an urbanized area of at least 2.5 million people can be subdivided into two or more 'metropolitan divisions', provided specified criteria are met. Metropolitan divisions are conceptually similar the primary metropolitan statistical areas (PMSAs) defined under previous standards. These two fields field gives the sub-divided region name and number. ⁶	Included	Included	Included
Region:: Census Division: A geographic area consisting of several States defined by the U.S. Department of Commerce, Bureau of the Census. The States are grouped into four regions and nine divisions. See also: Division ⁶	Included	Included	Included
Division :: Census Division: A geographic area consisting of several States defined by the U.S. Department of Commerce, Bureau of the Census. The States are grouped into four regions and nine divisions. See also: Region ⁶	Included	Included	Included
Mailing Name :: Yes or No (Y/N) flag indicating whether or not the USPS accepts this City Alias Name for mailing purposes. ¹	Included	Included	Included
All Counties :: All Counties or parishes where the ZIP Code resides. As with any of our data fields, you can sort the data by this field and the result will be data grouped by county. ¹	Included	Included	Included
Median Age :: The Median Age for all people per ZIP Code based on Census 2020 ZIP Code Tabulation Area. The median age numbers are not projected to the future, they are actual Census 2020 numbers. ⁵	Included	Included	Included
Male Median Age :: The Median Age for all Males per ZIP Code based on Census 2020 ZIP Code Tabulation Area. The median age numbers are not projected to the future, they are actual Census 2020 numbers. ⁵	Included	Included	Included
Female Median Age :: The Median Age for all Females per ZIP Code based on Census 2020 ZIP Code Tabulation Area. The median age numbers are not projected to the future, they are actual Census 2020 numbers. ⁵	Included	Included	Included
# of Businesses :: The total number of Business Establishments for this ZIP Code. Data taken from Business Census 2021. ⁶	Included	Included	Included
Q1 Payroll :: The total payroll for the first quarter this ZIP Code. Data taken from Business Census 2021. ⁶	Included	Included	Included
Annual Payroll :: The total annual payroll for this ZIP Code. Data taken from Business Census 2021. ⁶	Included	Included	Included
# of Employees :: The total number of employees for this ZIP Code. Data taken from Business Census 2021. ⁶	Included	Included	Included
Employment Flag :: Due to confidentiality, some areas do not have actual figures for employment information. Employment and payroll data are replaced by zeroes with the Employment Flag denoting employment size class. CODE EMPLOYMENT SIZE A 0 - 19 B 20 - 99 C 100 - 249 E 250 - 499 F 500 - 999 G 1,000 - 2,499 H 2,500 - 4,999 I 5,000 - 9,999 J 10,000 - 24,999 K 25,000 - 49,999 L 50,000 - 99,999 M 100,000 or more ⁶	Included	Included	Included
County Growth Rank :: The rank in which this county is growing according to the US Census. Source: Housing Unit Estimates for the 100 Fastest Growing U.S. Counties. Population Division, U.S. Census Bureau. ²	Included	Included	Included
2010 Housing Units :: The estimated number of housing units in this county as of July 1, 2010. Source: Housing Unit Estimates for the 100 Fastest Growing U.S. Counties. Population Division, U.S. Census Bureau. ²	Included	Included	Included
2011 Housing Units :: The estimated number of housing units in this county as of July 1, 2011. Source: Housing Unit Estimates for the 100 Fastest Growing U.S. Counties. Population Division, U.S. Census Bureau. ²	Included	Included	Included
Number Increase in Units :: The change in housing units from 2010 to 2011, expressed as a number. Source: Housing Unit Estimates for the 100 Fastest Growing U.S. Counties. Population Division, U.S. Census Bureau. ²	Included	Included	Included
% Increase in Units :: The change in housing units from 2010 to 2011, expressed as a percentage. Source: Housing Unit Estimates for the 100 Fastest Growing U.S. Counties. Population Division, U.S. Census Bureau. ²	Included	Included	Included
CBSA Population :: The population for the selected CBSA in 2010. Source: 2010 Census, U.S. Census Bureau. ⁶	Included	Included	Included
CBSA Division Pop. :: The population for the selected CBSA Divison in 2010. Source: 2010 Census, U.S. Census Bureau. ⁶	Included	Included	Included
118th Congressional District :: The 118th Congressional District comes from the Census for congressional districts of the 118th Congress. This field shows which districts the ZIP Code belongs to. ¹	Included	Included	Included
118th Congressional Land Area :: This field provies the approximate land area covered by the District for which the ZIP Code belongs to. ⁶	Included	Included	Included
# Residential Mailboxes :: The number of active residential delivery mailboxes and centralized units for this ZIP Code. This excludes PO Boxes and all other contract box types. ¹	Included	Included	Included
# Business Mailboxes :: The number of active business delivery mailboxes and centralized units for this ZIP Code. This excludes PO Boxes and all other contract box types. ¹	Included	Included	Included
Total Delivery Receptacles :: The total number of delivery receptacles for this ZIP Code. This includes curb side mailboxes, centralized units, PO Boxes, NDCBU, and contract boxes. This count is for Residential and Business combined. ¹	Included	Included	Included
Current Population :: Exclusively from Zip-Codes.com! This field gives the estimated household population for this ZIP Code for November, 2024. The estimate 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 data does not inlcude population counts 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. ²	Included	Included	Included
Multi County Data :: The Zip-Codes.com Business ZIP Code Database now comes with Multi-County Data. ZIP Codes are assigned by the US Postal Service and as such, do not follow State, County, or even City boundaries. Many ZIP Codes even cross county borders (about 25%). With the Business Database, you can now know every county a ZIP Code covers. The data is provided in a separate file (or separate table for our Access MDB users). This secondary file/table gives you every ZIP Code, as well as the State and County information that it falls into. Each ZIP Code that falls into more than one State/County will be listed in this table for each State and County it covers. In addition to this, we have added a 'Multi County Flag' column in all versions of our ZIP Code Database. This column will give a 'Y' indicating flag letting you know this ZIP Code is located in more than one county making it even easier to use. ²	Included	Included	Included
Land & Water Area :: Two fields that show the approximate amount of land area and water area covered by this ZIP Code in Square Miles. ⁶	Included	Included	Included
Box Count :: Total count of PO Box deliveries in this ZIP Code. ¹	Included	Included	Included
SFDU :: Total count of single family deliveries in this ZIP Code; generally analogous to homes. ¹	Included	Included	Included
MFDU :: Total count of multifamily deliveries in this ZIP Code; generally analogous to apartments. ¹	Included	Included	Included
ZIP Intro Date :: The date this ZIP Code was introduced into the ZIP Code Database. ²	Included	Included	Included
Alias Intro Date :: The date this City Alias was introduced for this ZIP Code. ²	Included	Included	Included
SSA State County Code :: The State County Code as set by the Social Security Administration for Medicare and Medicaid. NEW! ⁷	Included	Included	Included
Medicare CBSA Code :: The CBSA Code for this ZIP Code as set by the Centers for Medicare and Medicaid Services. NEW! ⁷	Included	Included	Included
Medicare CBSA Name :: The CBSA Name for this ZIP Code as set by the Centers for Medicare and Medicaid Services. NEW! ⁷	Included	Included	Included
Medicare CBSA Type :: The CBSA type for this ZIP Code as set by the Centers for Medicare and Medicaid Services. Metro or Micro. NEW! ⁷	Included	Included	Included
Market Rating Area ID :: The ID of the Insurance Market Rating Area as set by the Centers for Medicare & Medicaid Services. NEW! ⁷	Included	Included	Included

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Our Historical ZIP Code Information

Our database contains all current data regarding ZIP Codes, area codes, city name, alias city names, two digit state code, city type, county name, state FIPS, county FIPS, time zone, daylight savings indicator, primary record indicator, latitude, longitude, county elevation, Metropolitan Statistical Area (MSA), MSA description name, Primary Metropolitan Statistical Area (PMSA), Core Based Statistical Area codes (CBSA), Metro and Micro CBSA description name, and CBSA division. Our database also includes Census 2000 (2004-2010s releases), 2010 (2010-2021), and 2020 (June 2023+) data for the United States, including population, households per ZIP Code, average house value, average income per household, white population, black population, Hispanic population information, current population, multi-county data, congressional districts, MFDU, SFDU, land area, water area and more.

Our historical databases contain over 78,000 precise data records. You can download the database for a full year. We give you the choice of 4 separate formats to download your ZIP Code data.

References

U.S. Postal Service [Last Updated: 11/1/2024], https://www.usps.com
ZIP-Codes.com Internal Data Creation [Last Updated: 11/1/2024], https://www.zip-codes.com
U.S. Geological Survey [Updated as needed], https://www.usgs.gov
U.S. Census American National Standards Institute (ANSI) [Last Updated: 11/1/2024], https://www.census.gov
U.S. Census 2020 [Decennial] [Last Updated: 5/25/2023], https://www.census.gov
U.S. Census [Updated Yearly], https://www.census.gov
Centers for Medicare & Medicaid Services [Updated Yearly], https://www.cms.gov