The ISO 3166-2 code for Groningen is NL-GR. I'm not sure if that is the value that should be in state_code or whether it's not present at all. We work mainly with ISO 3166-2 codes and it would be great to look them up with this tool.
postal_code 9625
country_code NL
place_name Overschild
state_name Groningen
state_code 4
county_name Midden-Groningen Municipality
county_code 1952.0
community_name NaN
community_code NaN
latitude 53.2777
longitude 6.7812
accuracy 6.0
The ISO 3166-2 code for Groningen is NL-GR. I'm not sure if that is the value that should be in
state_codeor whether it's not present at all. We work mainly with ISO 3166-2 codes and it would be great to look them up with this tool.