Highest Zip Code: Beyond 99999, Unraveling Postal Geography and Data Mysteries
The question “What is the highest zip code?” may seem straightforward, but the answer isn’t as simple as 99999. While this five-digit sequence might appear to be the logical limit, the reality is far more nuanced. The United States Postal Service (USPS) employs a complex system of zip codes that extends beyond this numerical ceiling,…