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SW1Y 4SB
a defunct postcode in City of Westminster
This postcode was deleted in June 2015.
The nearest currently active postcodes are:
St. Albans Street SW1Y 4SG
Haymarket SW1Y 4RP
Haymarket SW1Y 4RN
Norris Street SW1Y 4RJ
Haymarket SW1Y 4SE
Jermyn Street SW1Y 4UR
Regent Street SW1Y 4PH
Jermyn Street SW1Y 4UF
Jermyn Street SW1Y 4UJ
Regent Street SW1Y 4PT