A table containing identifiers for the geographic type, i.e., MSA, SDA, county city, township, etc.

Data Sources

National State/Local Notes
WID Version? Download Here Download Here These codes are generally specific to the WID, not drawn from the data source.

Many states have analysis regions, congressional districts, and WSAs that are available from state sources that can be assigned codes between 50 and 70 at the state’s discretion.

Table Format

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