Constituencies

Autocomplete UK parliamentary constituencies by prefix. Covers all 650 UK seats.

Try it

—

Endpoint

GET/v1/constituency/<query>

Base URL: https://autocomplete.namedone.com

SDK Usage

constituencies()

1import { createClient } from "@namedone/autocomplete"
2
3const nd = createClient("nd_...")
4const { results } = await nd.constituencies("west")

curl

1# Exchange your API key for a token
2curl -X POST https://token.namedone.com/v1 \
3  -H "Content-Type: application/json" \
4  -d '{"apiKey":"nd_..."}'
5
6# Query the constituencies endpoint
7curl "https://autocomplete.namedone.com/v1/constituency/west?token=<jwt>"

Response Format

JSON

{
  "results": [
    {
      "id": "constituency-0",
      "text": "Westminster North",
      "type": "constituency"
    }
  ],
  "query": "west"
}

API Query Parameters

Sent as query string parameters on the HTTP request to the API.

Parameter	Type	Default	Description
token	string	—	JWT obtained from the token API. Required for authentication.

SDK Options

Passed to the SDK methods (e.g. firstNames(query, opts)). These are processed client-side and never sent to the API.

Option	Type	Default	Description
limit	number	10	Maximum number of results (1–50). Applied client-side by the SDK.
simple	boolean	false	Simplify response: deduplicate by text and strip to {text, type}.

Examples

Query: west

{
  "results": [
    {
      "id": "constituency-0",
      "text": "Westminster North",
      "type": "constituency"
    },
    {
      "id": "constituency-1",
      "text": "Wimbledon",
      "type": "constituency"
    },
    {
      "id": "constituency-2",
      "text": "Walthamstow",
      "type": "constituency"
    }
  ],
  "query": "west"
}

Notes

Data is sourced from ONS administrative boundaries.
Source: Office for National Statistics, OGL v3.0.