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bombcartoday at 1:05 AM1 replyview on HN

Only if there's never more than 10,000 addresses in a single zip code, which means that if you enforce that, you can force a zip code to appear by building enough house


Replies

axiolitetoday at 1:23 AM

That happens, and worse. I've lived in multiple areas that have had their zip code changed. Area codes, too, sometime more than once.