Your Post Code Is the Directions, Not the Destination

Summary by Krater

This video explains how postal codes work in different countries, breaking down how digits and characters represent geographic regions, sorting infrastructure, and delivery routes.

From the video

Answers: How do postal codes work?

• Zip codes in the United States
• Postcodes in the United Kingdom
• Postcodes in Ireland
• Postal sorting infrastructure
• Geographic postal routing

What it concludes

• The first digits of a zip code mark sorting and delivery infrastructure rather than land area.
• Postcodes function as step-by-step instructions for sorting mail through a network of facilities and routes rather than pointing to coordinates like GPS.
• Ireland's Eircode system includes a unique code for every individual address combined with a built-in GPS code.