Postnumre

Denmark's postcodes, exactly as DAWA listed them on 23 September 2026: number, name, large-recipient addresses, bounding box, visual centre and the municipalities each one covers. Free, and rate limited. For suggestions as the user types, use /postnumre/autocomplete.

/postnumre/{nr}

One postcode. A number that is not a postcode answers 404 ResourceNotFoundError.

Request

GET https://api.getaddress.dk/postnumre/2300?api-key={your-api-key}

Response

{
  "href": "https://api.getaddress.dk/postnumre/2300",
  "nr": "2300",
  "navn": "København S",
  "stormodtageradresser": null,
  "bbox": [
    12.50581966,
    55.60982719,
    12.71611239,
    55.70883554
  ],
  "visueltcenter": [
    12.6554181,
    55.67362511
  ],
  "kommuner": [
    {
      "href": "https://api.getaddress.dk/kommuner/0101",
      "kode": "0101",
      "navn": "København"
    },
    {
      "href": "https://api.getaddress.dk/kommuner/0185",
      "kode": "0185",
      "navn": "Tårnby"
    }
  ],
  "ændret": "2023-03-24T22:28:38.837Z",
  "geo_ændret": "2023-03-24T22:28:38.837Z",
  "geo_version": 9,
  "dagi_id": "192300"
}

/postnumre

Every postcode, in number order, or those that match:

Parameter	Description
q	Text search over number and name, e.g. `København S`. A name typed in full comes first, then the rest by number.
nr	These numbers; several separated by `\|`.
navn	This name, ignoring case.
kommunekode	Postcodes that cover these municipalities; several separated by `\|`.
side, per_side	Paging. With no `per_side` the whole list comes in one answer.

GET https://api.getaddress.dk/postnumre?kommunekode=0101&api-key={your-api-key}