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UK postcodes
CH
CH99
CH99 3

CH99 3

CH99 postcode district

Updated September 2026

Sector overview

Postcode units: 6
Coordinate coverage: 100%

Part of the CH99 postcode district.

Postcode units

1–6 of 6 units

CH99 3AN
CH99 3AP
CH99 3AQ
CH99 3NR
CH99 3YR
CH99 3YS

Map centre

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

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Other CH99 sectors

CH99 9 17 current
CH99 1 0 current

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