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Posts tagged as “Demographics”

By our Zips do they know us

Brief by Central Staff

Demographics – July 2000 – Colorado Central Magazine

In the June edition, we learned about the relationship between crime risks and postal Zip codes (when introduced in 1963, ZIP was an acronym for “Zone Improvement Plan” — some of us are old enough to remember postal zones in big cities, like “New York 17, N.Y.”)