SN1 4
SN1 postcode district
Updated September 2026
Sector overview
A collection of postcode units in the SN1 4 sector.
- Postcode units
- 244
- Coordinate coverage
- 100%
Part of the SN1 postcode district.
Postcode units
1–50 of 244 units
- SN1 4AB
- SN1 4AH
- SN1 4AJ
- SN1 4AL
- SN1 4AN
- SN1 4AP
- SN1 4AQ
- SN1 4AS
- SN1 4AT
- SN1 4AU
- SN1 4AX
- SN1 4AY
- SN1 4BA
- SN1 4BB
- SN1 4BD
- SN1 4BF
- SN1 4BG
- SN1 4BH
- SN1 4BJ
- SN1 4BL
- SN1 4BP
- SN1 4BQ
- SN1 4BS
- SN1 4BT
- SN1 4BY
- SN1 4BZ
- SN1 4DA
- SN1 4DB
- SN1 4DD
- SN1 4DE
- SN1 4DF
- SN1 4DG
- SN1 4DH
- SN1 4DJ
- SN1 4DL
- SN1 4DN
- SN1 4DP
- SN1 4DQ
- SN1 4DR
- SN1 4DS
- SN1 4DT
- SN1 4DU
- SN1 4DW
- SN1 4DX
- SN1 4DY
- SN1 4DZ
- SN1 4EA
- SN1 4EB
- SN1 4ED
- SN1 4EE