SN1 1
SN1 postcode district
Updated September 2026
Sector overview
- Postcode units
- 275
- Coordinate coverage
- 100%
Part of the SN1 postcode district.
Postcode units
1–50 of 275 units
- SN1 1AE
- SN1 1AF
- SN1 1AG
- SN1 1AH
- SN1 1AL
- SN1 1AP
- SN1 1AQ
- SN1 1BA
- SN1 1BB
- SN1 1BD
- SN1 1BE
- SN1 1BF
- SN1 1BL
- SN1 1BP
- SN1 1BT
- SN1 1BU
- SN1 1BY
- SN1 1DA
- SN1 1DG
- SN1 1DH
- SN1 1DP
- SN1 1DQ
- SN1 1DR
- SN1 1DS
- SN1 1DT
- SN1 1DW
- SN1 1DX
- SN1 1DY
- SN1 1EA
- SN1 1EB
- SN1 1EE
- SN1 1EL
- SN1 1FA
- SN1 1FE
- SN1 1GH
- SN1 1GW
- SN1 1HE
- SN1 1HF
- SN1 1HH
- SN1 1HL
- SN1 1HN
- SN1 1JL
- SN1 1JQ
- SN1 1JS
- SN1 1JY
- SN1 1JZ
- SN1 1LA
- SN1 1LD
- SN1 1LE
- SN1 1LF