"Play along with these few memory tests to find out how good your memory is and how you can improve it. BRAIN GAMES AIRS MONDAYS at 9P." A clip from National Geographic showing a few brain games.
This video gives a name why it is easier to remember a telephone number than a long string of numbers. As for me? It sure is easier to remember a phone number when I'm familiar with the area code. I'm pretty good at remembering a phone number if it is in nearby area code! I'm not so great at remembering an area code that I can't place. Long ago I had a call center job, so I have many of our country's area codes in my long term memory. Over time I got into this habit of thinking in terms of ... Vegas 123-4567, or DC 123-4567.