ZIP codes are a system of geographically organized postal codes used by the United States Postal Service (USPS) since 1963. The basic format consists of five decimal numerical digits which locate over 40,000 postal delivery areas (which can include non-geographic areas such as ships at sea). An ...

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23
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6answers
9k views

Most Up-To-Date Source for US Zip Code Boundaries

I was just wondering what the most up-to-date source for US Zip Code boundaries would be. My first thought was TIGER, whenever that comes out, but then I thought that the Postal Service might be a ...
8
votes
1answer
4k views

Looking for ZIP+4 boundaries

I know where to find 5-digit ZIP code boundaries. Do 9-digit ZIP code boundaries exist? If so, where might I find them?
7
votes
4answers
12k views

How to convert zip codes to latitude and longitude?

I have a data set that includes a list of zip codes. Is there a way in R to convert these zip codes to latitude and longitude coordinates?
1
vote
1answer
789 views

Where can I get zip code shapefiles for years 2000 to 2010?

I've been searching the web for zip code shapefiles (or equivalents) for years 2000 to 2010, and have only managed to find the following: http://www.icpsr.umich.edu/TIGER/index.html which carries ...
0
votes
1answer
98 views

How to upload a list of 5-digit zip codes to CartoDB?

I'm playing around with the free version of CartoDB right now. Trying to upload both a CSV and excel document with a list of 5-digit zip codes. I have received a "there was a problem georeferencing ...
5
votes
6answers
594 views

How to put zipcodes data onto a web map?

This is to create a cellphone coverage map. I'm being given a list of zipcodes and need to create a detailed static cellphone map (plus, ideally, an interactive zoomable map) of cellphone coverage ...