[birmingham, pilkington avenue](https://nominatim.openstreetmap.org/search?q=birmingham,+pilkington+avenue).
Commas are optional, but improve performance by reducing the complexity of the search.
-
+* `amenity=<name and/or type of POI>`
* `street=<housenumber> <streetname>`
* `city=<city>`
* `county=<county>`
See [Place Output Formats](Output.md) for details on each format. (Default: jsonv2)
+!!! note
+ The Nominatim service at
+ [https://nominatim.openstreetmap.org](https://nominatim.openstreetmap.org)
+ has a different default behaviour for historical reasons. When the
+ `format` parameter is omitted, the request will be forwarded to the Web UI.
+
* `json_callback=<string>`
Wrap JSON output in a callback function ([JSONP](https://en.wikipedia.org/wiki/JSONP)) i.e. `<string>(<json>)`.