On Codelist

Codes that are on the GeographicVocabulary codelist.

ValueNamePublishers
A3 Global Administrative Areas 13
A4 ISO Country (3166-1 alpha-2) 45
G1 Geonames 44
A1 Global Admininistrative Unit Layers 14
G2 OpenStreetMap 28
A2 UN Second Administrative Level Boundary Project 3

Not On Codelist

Codes that are not on the GeographicVocabulary codelist.

ValuePublishers
2
4 1