Displaying 1 result from an estimated 1 matches for "z52000".
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52000
2005 Jun 10
6
us zipcode data map
i've search the email archives, searched the documention
of various map packages and done an R-site search, but
have been unable to find direct resources for creating maps
of the US that are colored or annotated or ... by zipcode
data.
For example, create a map of the US and color each zipcode
region by its population using two vectors z,p containing the
zipcode and population,