Update 33 occurred in Quarter 3 of 2001. The major changes in this update affect the following postcode areas and post towns.
| Postcode area | Post town |
|---|---|
| BN | Brighton BN2 2 is completely recoded to BN2 0 and BN2 9 Exceptionally one postcode is recoded to BN1 8 |
| WR | Evesham WR11 5 is completely recoded to WR11 3, WR11 7 and WR11 8 Exceptionally five postcodes are recoded to WR11 4 WR11 6 is completely recoded to WR11 1, WR11 2, WR11 3 and WR11 7 Exceptionally one postcode is recoded to WR11 4 |
