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UK postcodes
SM
SM7
SM7 3

SM7 3

SM7 postcode district

Updated September 2026

Sector overview

Postcode units: 190
Coordinate coverage: 100%

Part of the SM7 postcode district.

Postcode units

151–190 of 190 units

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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 SM7 sectors

SM7 2 167 current
SM7 1 152 current
SM7 9 7 current

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