---
id: "whosonfirst_id"
kind: "datatype"
status: "draft"
is_pii: false
categories: ["geo"]
langs: ["common"]
quality: 80
url: "http://registry.apicrafter.io/datatype/whosonfirst_id"
---

# Who's On First ID (`whosonfirst_id`)

> **Draft.** Draft records have not been reviewed yet and may be incomplete or wrong; do not treat them as authoritative for legal or compliance decisions.

Number of a place (country, region, locality, neighbourhood, postal code area) in the Who's On First gazetteer.

- Personal data (PII): no
- Categories: Geographic identifiers (geo)
- Countries: global
- Languages: Common to most languages (common)
- Classification: identifier

## Detection

Regular expression (Python `re`):

```
^[1-9]\d*$
```

## Examples

- `101883255` — Gaël
- `102086125` — Washington County
- `101785253` — Čebovce

## Mappings

- wikidata: `P6766`

## Sources

- doc: <https://whosonfirst.org/>
- wikidata: <https://www.wikidata.org/wiki/Property:P6766>

## Quality

Score 80/100. Missing: negative example, translation, detector coverage.

JSON: <http://registry.apicrafter.io/api/v1/datatypes/whosonfirst_id.json> · Edit: <https://github.com/apicrafter/metacrafter-registry/edit/main/data/datatypes/any/geo/whosonfirst_id.yaml>