Old phone numbers in the U.S. had letters to denote the telephone exchange that handled any given number, a practice that lasted until the late 1970s.

In short, numerology is a system where numbers and letters have symbolic or mystical meanings. There are many different schools of numerology, such as the Pythagorean system and Chaldean method.

There are a few flight numbers you are unlikely to ever see. Flights won't ever have a number like 737 to avoid confusion with the model of aircraft. And, due solely to superstition, airlines won ...

Unlike the letters, these don't have any hard and fast meanings — they're just numbers. However, they are still controlled by rules laid out by the AFI 16-401. At least, that's the idea.

The letters V, P and F featured in 7 per cent of the Premium Bonds that won a £1million prize. The chances of an individual number appearing in a winning Premium Bond is much more even, as there ...