FREE SAMPLE: US Geography Crosswalk (ZCTA, county, place, CBSA, state) (Quietcog, edition 2026.10)

Up to 50 rows from every table (every Nth row, so the sample spans the whole file). Rows are NOT guaranteed to join across tables; the full product is fully joined, includes the SQLite file, the data dictionary for every column and the full licence/attribution document.

This is an independent product from Quietcog. It is not official, and it is not produced, certified, sponsored or endorsed by the U.S. Census Bureau, the USPS, OurAirports, Wikidata / the Wikimedia Foundation, Natural Earth or any other source. This product uses Census Bureau data but is not endorsed or certified by the Census Bureau.
ZCTAs are Census approximations and NOT USPS ZIP Codes.

Sources: U.S. Census Bureau (Gazetteer files 2026, reference code lists 2020, 2020 ZCTA relationship files, OMB CBSA delineation July 2023) (Public domain in the United States (works of the U.S. Government); Census terms on name use and non-endorsement apply)
See the full product's LICENSE_AND_ATTRIBUTION.txt for details. Free to use for evaluation. Quietcog.
