It’s one of the more intriguing zip codes in the country: 43210. Is it a countdown of sorts, often used in marketing campaigns? Or are the numbers a coincidental anomaly, with logic and reason being ...

Almost everyone knows their five digit ZIP code, and probably a few others within their city, but what’s up with the extra four digits you sometimes see on mail? Let’s start with those first five ...

Nowadays, people don't send letters to one another when they want to catch up. You may get holiday or birthday cards from your parents, grandparents or other family members and friends, but for the ...

The postal service may be in a financial vise right now, but fifty years ago it created an economic legacy–one now reportedly worth billions of dollars a year. On July 1, 1963, it introduced the ...