Map
General Information
| Postal Area | Cornwall |
| Postcode | TR1 1UN |
| User Type | Large (more than 25 items of mail per day) |
| Region | South West |
| Country | England |
| Local authority | Cornwall |
| Introduction Date | 1986-04-01 |
| Termination Date | 1995-07-01 |
Geographic Information
| Latitude | 50.2630330 |
| Longitude | -5.0530710 |
| Easting | 182500 |
| Northing | 44800 |
| Quality | Postcode terminated prior to Gridlink® initiative, last known ONS postcode grid reference |