Given county(s) and a zip(s), determine if they overlap using the (United States Postal Service) USPS Crosswalk files. Overlap will be described if any residential, business, other, or total addresses reside in both.
Usage
cty_in_z(county, zip, year, quarter, key = Sys.getenv("HUD_KEY"))Arguments
- county
A character or numeric vector: the county(s) to determine overlap with zip(s).
- zip
A character or numeric vector: the zip(s) to determine overlap with county(s).
- year
A character or numeric vector: gets the year that this data was recorded. Can specify multiple years. Default is the previous year.
- quarter
A character or numeric vector: gets the quarter of the year that this data was recorded. Defaults to the first quarter of the year.
- key
A character vector of length one: the API key for this user. You must go to HUD and sign up for an account and request for an API key.