Using GeoJSON and postal codes for data visualizations

Johan Louwers
5 min readJun 22, 2023

Postal codes, also known as ZIP codes or postcode, are alphanumeric codes used in various countries to facilitate the sorting and delivery of mail. They serve as a convenient way to organize data records in a geographical manner, allowing for efficient processing and routing of postal items. While postal codes provide a means of ordering data, it’s important to note that they do not inherently…

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Johan Louwers

Johan Louwers is a technology enthousiasts with a long background in supporting enterprises and startups alike as CTO, Chief Enterprise Architect and developer.