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BN4 4QX
a defunct large user postcode in Southwick, Adur, West Sussex
This postcode was deleted in December 1991.
The nearest currently active postcodes are:
Church House Close BN42 4WQ
Summersdeane BN42 4QU
Downsway BN42 4WE
Highdown BN42 4QT
Downsway BN42 4WD
Upton Avenue BN42 4WP
Eastbank BN42 4QL
Highdown BN42 4QS
Downsway BN42 4WA
Greenways BN42 4QJ