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The incomplete zips (for at least one database I've read about) come from corporate or industrial areas where not many people actually live.
by hamandcheese 11y ago
The incomplete zips (for at least one database I've read about) come from corporate or industrial areas where not many people actually live.
- maxerickson 11y agoOfficially US zip codes are just collections of addresses, they don't necessarily correspond to areas. I think most free datasets are probably just the areas that Census derived for TIGER (or at the very least, rely heavily on that data).