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UK postcodes
NN
NN3
NN3 4

NN3 4

NN3 postcode district

Updated September 2026

Sector overview

Postcode units: 323
Coordinate coverage: 100%

Part of the NN3 postcode district.

Postcode units

301–323 of 323 units

NN3 4XU
NN3 4XW
NN3 4XX
NN3 4XY
NN3 4XZ
NN3 4YA
NN3 4YB
NN3 4YD
NN3 4YE
NN3 4YF
NN3 4YG
NN3 4YH
NN3 4YJ
NN3 4YL
NN3 4YN
NN3 4YP
NN3 4YQ
NN3 4YR
NN3 4YS
NN3 4YU
NN3 4YW
NN3 4YX
NN3 4YY

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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 NN3 sectors

NN3 8 234 current
NN3 3 200 current
NN3 7 200 current
NN3 6 186 current
NN3 2 180 current
NN3 9 174 current
NN3 5 134 current
NN3 0 7 current
NN3 1 0 current

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