Map
General Information
| Postal Area | Sheffield |
| Postcode | S1 4JN |
| User Type | Small (less than 25 items of mail per day) |
| Region | Yorkshire and The Humber |
| Country | England |
| Local authority | Sheffield |
| Introduction Date | 2004-03-01 |
Geographic Information
| Latitude | 53.3790890 |
| Longitude | -1.4800190 |
| Easting | 434688 |
| Northing | 387041 |
| Quality | Within the building of the matched address closest to the postcode mean |