4 ms·

in many parts of the world zip codes are city-wide (regardless of city size), so that wouldn't help

• markdown 9y ago
  And some countries don't use zip-codes at all.
  • coldtea 9y ago
    And at least one country (Singapore) has building-level zip codes
    • theBobBob 9y ago
      Ireland goes even further and each apartment in an apartment block would have its own unique code.