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SW1H 0NZ
a defunct large user postcode in City of Westminster
This postcode was deleted in May 2018.
The nearest currently active postcodes are:
Downing Street SW1A 2AG
Downing Street SW1A 2AL
Whitehall SW1A 2AS
Whitehall SW1A 2AT
Whitehall SW1A 2AU
Downing Street SW1A 2AA
Whitehall SW1A 2NP
Horse Guards Avenue SW1A 2EX
Downing Street SW1A 2AB
Whitehall SW1A 2ET