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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 bluedino on Monday November 09, 2026 @09:05PM (#50435176)
We used to pay a couple thousand a year for CD's with addressees on them (for validating shipping addresses). It wasn't from USPS, though.
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Re:USPS now offers official ZIP Code boundary polygons by bnmathm on Monday November 09, 2026 @09:13PM (#50435252)
oh those horrid ZP4 discs... that always expired at the worst possible time.
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