LN postcode area
The LN area holds 13 districts and 9,575 live postcodes; its largest place is Lincoln.
| District | Live postcodes | Largest place with its centre there |
|---|---|---|
| LN1 | 928 | Burton |
| LN2 | 1,162 | Dunholme |
| LN3 | 296 | Reepham |
| LN4 | 1,140 | Washingborough |
| LN5 | 1,037 | Lincoln |
| LN6 | 1,486 | Skellingthorpe |
| LN7 | 271 | Caistor |
| LN8 | 691 | Market Rasen |
| LN9 | 402 | Horncastle |
| LN10 | 206 | Woodhall Spa |
| LN11 | 1,184 | Louth |
| LN12 | 437 | Mablethorpe |
| LN13 | 335 | Alford |
Contains OS data © Crown copyright and database right 2026. Contains Royal Mail data © Royal Mail copyright and database right 2026. Source: Office for National Statistics licensed under the Open Government Licence v3.0. Postcode data is the ONS Postcode Directory, August 2026 edition; counts are live postcodes with a usable location. Northern Ireland postcodes carry a separate licence and are not included; Scotland joins when the site's Scottish coverage does.