US Zipcodes to County State to FIPS Crosswalk

### Context

Dataset created to link between County - State Name, State-County FIPS, and ZIP Code.

### Acknowledgements
#### Data Sources

- US HUD

https://www.huduser.gov/portal/datasets/usps.html

- Census Bureau

https://www2.census.gov/geo/docs/reference/codes/files/national_county.txt https://www.census.gov/geo/reference/codes/cou.html

Data cleaned by Data4Democracy and hosted originally on Data.World:
[https://github.com/Data4Democracy/zip-code-to-county][1]
[https://data.world/niccolley/us-zipcode-to-county-state][2]

ZCTA data from USPS 6.2017 release.

Image from Reddit.

[1]: https://github.com/Data4Democracy/zip-code-to-county
[2]: https://data.world/niccolley/us-zipcode-to-county-state

本数据集旨在建立县与州名称、州-县联邦信息处理标准代码（FIPS）以及邮政编码之间的关联。

搜集汇总

背景与挑战

背景概述

该数据集是一个美国邮政编码到县、州和FIPS代码的交叉参考数据集，旨在链接邮政编码、县名、州名和FIPS代码，方便数据映射和分析。数据来源于美国住房和城市发展部（HUD）和美国人口普查局等官方机构，经过Data4Democracy清理和托管，确保数据的准确性和实用性，特别适用于地理信息处理和数据整合应用。