| Wikidata property for authority control for places | Q19829908 |
| Wikidata property for an identifier | Q19847637 |
| P1793 | format as a regular expression | [A-Z]{2}(\.[A-Z]{2}){0,2} |
| P3254 | property proposal discussion | https://www.wikidata.org/wiki/Wikidata:Property_proposal/HASC |
| P1896 | source website for the property | http://www.statoids.com/ihasc.html |
| http://www.statoids.com/statoids.html |
| P10726 | class of non-item property value | Hierarchical Administrative Subdivision Code | Q3013341 |
| P2429 | expected completeness | eventually complete | Q21873974 |
| P4876 | number of records | 41000 | |
| P2302 | property constraint | single-value constraint | Q19474404 |
| format constraint | Q21502404 | ||
| distinct-values constraint | Q21502410 | ||
| subject type constraint | Q21503250 | ||
| allowed-entity-types constraint | Q52004125 |
| P10631 | ODOT county code | related property | P1659 |
| Q3013341 | Hierarchical Administrative Subdivision Code | Wikidata property | P1687 |
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