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UK postcodes
SA
SA1
SA1 3

SA1 3

SA1 postcode district

Updated September 2026

Sector overview

Postcode units: 256
Coordinate coverage: 100%

Part of the SA1 postcode district.

Postcode units

251–256 of 256 units

SA1 3YX
SA1 3YY
SA1 3YZ
SA1 3ZT
SA1 3ZW
SA1 3ZX

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Map centre

Centred on the average coordinates of published units. This is not a sector boundary.

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Other SA1 sectors

SA1 6 275 current
SA1 8 173 current
SA1 2 158 current
SA1 1 156 current
SA1 7 147 current
SA1 4 108 current
SA1 5 97 current
SA1 9 42 current

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