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SY18 6WU
a defunct large user postcode in Llanidloes, Powys
This postcode was deleted in December 2010.
The nearest currently active postcodes are:
Long Bridge Street SY18 6DG
Long Bridge Street SY18 6EE
Church Street SY18 6BE
Church Lane SY18 6AW
Cripple Gate SY18 6AP
Long Bridge Street SY18 6EF
Picton Street SY18 6AA
Long Bridge Street SY18 6AR
Church Place SY18 6AN
Llys Nant SY18 6BD