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A comment on USPS now offers official ZIP Code boundary polygons. Parent comment

Re:USPS now offers official ZIP Code boundary polygons by otter-in-a-suit on Monday November 09, 2026 @04:35PM (#50432555)
Property lines are a whole other rabbit hole USPS has nothing to do with. Property lines are maintained by county/parish/... (GIS) departments and a few companies managed to aggregate them all. And they are famously inaccurate. "GIS" stands for "Get it surveyed"...
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