IG postcode area
The IG area holds 11 districts and 6,106 live postcodes; its largest place is Barking.
| District | Live postcodes | Largest place with its centre there |
|---|---|---|
| IG1 | 913 | Ilford |
| IG2 | 412 | Barkingside |
| IG3 | 491 | Goodmayes |
| IG4 | 138 | — |
| IG5 | 238 | — |
| IG6 | 568 | — |
| IG7 | 499 | Chigwell |
| IG8 | 797 | Woodford Green |
| IG9 | 291 | Buckhurst Hill |
| IG10 | 736 | — |
| IG11 | 1,023 | Barking |
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.