Who called from 5135765713

I received a call from 513-576-5713 at 7:00 p.m.  They left no message.  I did not answer it and immediately googled the number. I am an Embarq (formally Sprint) customer and on the Do Not Call list.

Called on 12/17, I'm on DNC list and unlisted. No vm

No message.

Called 2:37 pm 2/2/08, no message, just Milford OH on phone ID

Received call on Feb 6th at 5:15. Answered on the second ring. Automated recording said "This is Burke Incorporated, it is not a sales call. Please hold for the next available representative". It repeated 6 times and then disconnected with a busy signal.