Ancient Treasure , decades old

Shiiizzzzz. Kids don’t even know what a blue box is and how it got them free calls.

I know how they work you put 25 cents enter a phone number you want and talk for a spefic amount of time before your call gets ended until you put another 25cents

http://textfiles.com/phreak/BLUEBOXING/

So almost a free operator service that makes you almost call anymore