FWIW, UK postcodes have a very strict and well defined format: https://wikipedia... | Hacker News

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mike-cardwell on Sept 7, 2012 | parent | context | favorite | on: Stop validating email addresses with your complex ...

FWIW, UK postcodes have a very strict and well defined format:

https://wikipedia.org/wiki/Postcodes_in_the_United_Kingdom#F...

Also, something not many people know is that any postcode in the UK has a maximum of 100 addresses in it.

You can tell I've been writing a search algorithm for UK address data recently ;)

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