SN1 3
SN1 postcode district
Updated September 2026
Sector overview
A collection of postcode units in the SN1 3 sector.
- Postcode units
- 299
- Coordinate coverage
- 100%
Part of the SN1 postcode district.
Postcode units
1–50 of 299 units
- SN1 3AD
- SN1 3AE
- SN1 3AF
- SN1 3AG
- SN1 3AH
- SN1 3AJ
- SN1 3AL
- SN1 3AQ
- SN1 3AS
- SN1 3AU
- SN1 3AW
- SN1 3AY
- SN1 3BB
- SN1 3BD
- SN1 3BF
- SN1 3BG
- SN1 3BH
- SN1 3BL
- SN1 3BP
- SN1 3BU
- SN1 3DB
- SN1 3DD
- SN1 3DE
- SN1 3DF
- SN1 3DP
- SN1 3DQ
- SN1 3DR
- SN1 3DT
- SN1 3DU
- SN1 3DX
- SN1 3EB
- SN1 3ED
- SN1 3EE
- SN1 3EF
- SN1 3EG
- SN1 3EP
- SN1 3ET
- SN1 3EX
- SN1 3EY
- SN1 3FA
- SN1 3FB
- SN1 3FD
- SN1 3FE
- SN1 3FF
- SN1 3FG
- SN1 3FH
- SN1 3FJ
- SN1 3FL
- SN1 3FN
- SN1 3FP