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Centroid, distance and smaller radius distance files are available for the following years for easier access. Each link has a the full distance file in csv, dta, and sas format, as well as folder containing similar files centroid data and 5, 25, 100, and 500 mile radius.
An executable: free_zipcode_data - which automates the process of downloading and process the zipcode data from GeoNames. Not all countries are accounted for. Please check GeoNames to see a list of supported country zip files. Each zipcode is correlated with estimated or zip-centroid, latitude and longitude coordinates.
The Zip Code Distance Wizard allows you to locate Zip Codes that are within close proximity of a specified Zip Code. For example, let's say that you are a direct marketer and you want to send out a mass mailing to all addresses within a 50 mile radius of a particular Zip Code .
Zip Code Data for All Countries and Cities in the World. This repository contains a comprehensive list of zip codes (postal codes) for countries and cities around the world. The data is available in CSV, TXT, SQL, and database formats, which you can download from Here.
Formulas include zip code distance, radius, closest zip, geolocation, driving distance and route optimization. Also includes example US Census and demographic data lookups for all feeds. Compatible with 32/64 bit versions of Microsoft Excel 2010 and higher for Windows.
2 sty 2006 · Main Features of Zipdy : Calculate the distance between two zip codes. Query against a RDBMS for all address records zip codes with in X miles of a zip code.
There are two ways that you can do arbitrary distance proximity searches. First, you can use the zipdy great circle code to calculate the distances in real time. This will likely be too slow to be very practical. Second, you can acquire enough disk space to store the distance between each set of zip codes with in a certain boundary distance.
