I've said this before - but this is just a reminder. I'll be breaking BOTL over time in order to get it into a far better place. Just be patient if you can't reach us! We'll be back
It's kind of a locals thing that started in the mid 90's here when we got our own area code. It was a big marketing thing for the area, "best in the 757" and all that type of stuff. Radio and local TV stations broadcasting in the area would say "covering the 757" and it kind of stuck.