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BT4 1SN
a defunct large user postcode in Northern Ireland
This postcode was deleted in December 1992.
The nearest currently active postcodes are:
Holywood Road BT4 1SG
Holywood Road BT4 2LR
Rockville Mews BT4 1RT
Inverwood Gardens BT4 1RG
Tudor Dale BT4 1SQ
Inverary Avenue BT4 1RN
Carolhill Drive BT4 2FT
Tudor Dale Court BT4 1SW
Holywood Road BT4 1SL
Carolhill Gardens BT4 2FS