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NN1 9HN
a defunct large user postcode in Semilong, Northampton
This postcode was deleted in September 2022.
The nearest currently active postcodes are:
NN1 9FU
NN1 9FX
NN1 9FZ
NN1 9GD
NN1 9GH
NN1 9GN
NN1 9GP
NN1 9GQ
NN1 9GS
NN1 9GU