Map
General Information
| Postal Area | Calderdale |
| Postcode | HX1 1AA |
| User Type | Large (more than 25 items of mail per day) |
| Region | Yorkshire and The Humber |
| Country | England |
| Local authority | Calderdale |
| Introduction Date | 1990-02-01 |
Geographic Information
| Latitude | 53.7243340 |
| Longitude | -1.8574580 |
| Easting | 409503 |
| Northing | 425335 |
| Quality | Within the building of the matched address closest to the postcode mean |