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Date:   Fri, 28 Oct 2005 11:06:19 -0400
Reply-To:   Shawn Edney <shawnedney@GMAIL.COM>
Sender:   "SAS(r) Discussion" <SAS-L@LISTSERV.UGA.EDU>
From:   Shawn Edney <shawnedney@GMAIL.COM>
Subject:   Re: zip code shape file
In-Reply-To:   <a274320f0510280726td563418n94b332587acab0eb@mail.gmail.com>
Content-Type:   text/plain; charset=ISO-8859-1

Ann, You can go to http://www.census.gov/geo/www/cob/zt_metadata.html, download the Arcview shapefiles by state, import them into sas using proc mapimport, then concatenate the individual files to make a single map dataset. You will have to write some code to add some class vars and set up the individual map dataset before or during concatenation. You can then project the maps using proc gproject if needed. I don't remember what projection the maps are in but I think they are just raw lat/lon. I used some of these maps a few months ago and the process wasn't very difficult. The worst was reaquanting myself with the format used for SAS map datasets so that everyting works correctly during concatenation of the individual state files. Once this is done you should be able to use the new zipcode map with proc gmap just like you would a SAS supplied map. HTH -- Shawn On 10/28/05, AnnHett <annhett@gmail.com> wrote: > > Hi All, > I've been working with maps for county and state data. > I just received a request for a map based on zips. I've been searching on > google for a zip code shape file. I found one from 1997 - does anyone know > if I can get a more recent one (for free). > I would keep googling, but they need the map soon. > Thanks, > Ann >


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