Who called from 2072132830

The number has called 3 times & when I say hello there's no answer call it back it's a busy signal

Never speaks, stays on the line, keeping the line open, blocking important calls. We've told whomever it is the phone lines are registered with the Don't Call List and they are not to call again. They continue to call any time from 8:00 a.m. to 9:00 p.m.