MINNEAPOLIS (WCCO)-- They are the five numbers that stand for home. Since 1963, ZIP codes have been a part of just about every piece of mail that travels through our system. But what do those numbers ...

A dedicated team of cold-case investigators has revealed how they used an alpha-numeric code-breaking system to decipher strings of letters and numbers included in a series of mysterious letters ...

WHEATFIELD, Ind. — It starts out as simple as A, B, C — 1, 2, 3. Each letter is assigned a numeric value based on its order in the alphabet: A=1, B=2, C=3 and so ...

Saturday we must start dialing 10 digits to call next door. Why? So thousands of school brats can text each other: "Whatrya doin?" "Nuthin. Whatrya doin?" "Nuthin." But there are only a half dozen ...

One of the first things I had to learn growing up was my home phone number. I still remember it. MElrose 7-5833. The number I knew best, next to my own, was my Grandmother's. She lived a few miles ...