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BT23 3JZ
a defunct postcode in Northern Ireland
This postcode was deleted in December 1995.
The nearest currently active postcodes are:
Carribeg Avenue BT23 8JZ
Shan Slieve Park BT23 8LA
Binnian Avenue BT23 8LB
Slieve Croob Avenue BT23 8JX
Upper Greenwell Street BT23 8NA
Binnian Court BT23 8BN
Morstan Park BT23 8LL
Bowtown Road BT23 8NB
Strangford Heights BT23 8ND
Slieve Bernagh Park BT23 8JY