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HA1 3XT
a defunct large user postcode in Harrow, Harrow
This postcode was deleted in December 1992.
The nearest currently active postcodes are:
London Road HA1 3JH
London Road HA1 3JG
London Road HA1 3JJ
London Road HA1 3JL
London Road HA1 3NW
Julian Hill HA1 3NF
London Road HA1 3LY
London Road HA1 3JQ
Roxeth Hill HA2 0JJ
London Road HA1 3LS