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UK postcodes
SM
SM1
SM1 1

SM1 1

SM1 postcode district

Updated September 2026

Sector overview

Postcode units: 273
Coordinate coverage: 100%

Part of the SM1 postcode district.

Postcode units

251–273 of 273 units

SM1 1WT
SM1 1WU
SM1 1WW
SM1 1WX
SM1 1WY
SM1 1WZ
SM1 1XA
SM1 1XB
SM1 1XD
SM1 1XE
SM1 1XF
SM1 1XG
SM1 1YA
SM1 1YH
SM1 1ZB
SM1 1ZD
SM1 1ZE
SM1 1ZF
SM1 1ZG
SM1 1ZH
SM1 1ZN
SM1 1ZW
SM1 1ZX

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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 SM1 sectors

SM1 2 247 current
SM1 4 228 current
SM1 3 216 current
SM1 9 44 current

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