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AL6 9AX
a defunct large user postcode in Welwyn, Welwyn Hatfield, Hertfordshire
This postcode was deleted in May 1994.
The nearest currently active postcodes are:
St. Marys Court AL6 9AU
London Road AL6 9DP
Ottway Walk AL6 9AS
London Road AL6 9JD
London Road AL6 9JB
Broomfield Road AL6 9DW
Broomfield Road AL6 9DL
London Road AL6 9JF
Hobbs Hill AL6 9DS
London Road AL6 9DJ