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AL6 9AY
a defunct large user postcode in Welwyn, Welwyn Hatfield, Hertfordshire
This postcode was deleted in December 1998.
The nearest currently active postcodes are:
Ellesfield AL6 9HB
The Green AL6 9EA
Riverside AL6 9NU
Elmoor Avenue AL6 9PA
Forge Lane AL6 9NA
Glebe Road AL6 9PB
Elmoor Avenue AL6 9PD
Mimram Place AL6 9HQ
Elmoor Avenue AL6 9PG
Codicote Road AL6 9NB