Postal code geocoder
===============

### Function

### Creation steps

### Data Sources

Australian polygons - http://www.abs.gov.au/AUSSTATS/abs@.nsf/DetailsPage/2033.0.55.0012011?OpenDocument
Download the KMZ for *Postal Area IRSD, SEIFA 2011*. Unzip and upload the kmz

Canadian polygons - http://www12.statcan.gc.ca/census-recensement/2011/geo/bound-limit/bound-limit-2011-eng.cfm
Download ESRI Shp, Forward Sortation Areas, Digital Boundary 

USA polygons - http://www2.census.gov/geo/tiger/TIGER2013/ZCTA5/tl_2013_us_zcta510.zip

French polygons - http://www.data.gouv.fr/dataset/fond-de-carte-des-codes-postaux


### Preparation details