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BT23 3DB
a defunct postcode in Northern Ireland
This postcode was deleted in December 1990.
The nearest currently active postcodes are:
Bangor Road BT23 7BZ
Bangor Road BT23 7BY
Victoria Crescent BT23 7EQ
Donaghadee Road BT23 7ET
Victoria Gardens BT23 7EG
River Hill Avenue BT23 7GS
BT23 7FE
BT23 7FB
River Hill Drive BT23 7GU
Victoria Road BT23 7EE