Differentiate between Washington State and Washington D.C

[alanjc7]

I can't work out why the US region District of Columbia ("DC") returns Washington when calling region.name - see screenshot from the codesandbox example. In all the data files the name is "District of Columbia"

[theKashey]

Let's try to figure out

[cyberbit]

When using the iso3166-2-db/regions/US/geonames.json import, the distinction between DC and state is there.