BEGIN;
import pandas as pd
In many digital‑mailing or logistics projects, data sets of postal codes are exchanged as compressed archives (ZIP, RAR, 7z, etc.). One such file that you may encounter is – a RAR archive that often contains a collection of postal‑code‑related resources (e.g., CSV tables, GIS shapefiles, documentation, or scripts). Code postal new folder 582.rar
1. Introduction The term “code postal” (French for postal code ) denotes the series of digits (and sometimes letters) that identify a specific geographic area for the purpose of sorting and delivering mail. While the concept is universal, each country has developed its own conventions, lengths, and hierarchical structures. BEGIN; import pandas as pd In many digital‑mailing
df = pd.read_csv('postal_codes.csv', dtype=str) # keep leading zeros print(df.head()) print(df['postal_code'].nunique(), "unique postal codes") If GIS data is present ( postal_codes.geojson ): Introduction The term “code postal” (French for postal
import geopandas as gpd
# Install unrar if not present sudo apt-get install unrar # Debian/Ubuntu brew install unrar # macOS (Homebrew)