Who called from 5714511211

Same here. They left no message. I called back- it rang five times and received busy dial tone.

got a call to and there was a message that said push 1 or you can call the number on the caller id for some important information. this call is ided on caller id as Washington, Virginia. the following is from white pages reverse look up-Area Code: 571
Carrier: CTC Communications
Full Number: (571) 451-1211
City/State: Washington, VA

just music on the line and then nothing.  No idea who this is

1  portfolio group
Phone Type:  Land Line
Carrier:  CTC Communications Corporation - VA
Time Zone:  EST
County:  Arlington
this is a debt collections group.