Who called from 5598621978

Did  not answer this call.  I do  not know any one at that number.  They hung up on my answering machine.

Just got a call from this number, Did not answer...no message left.

got this call at 7:45p on 7/3.  No message - Nobody known in that area code.  Came shortly after I'd left a don-not-call message with 408-320-5461 (you can check their record).

Received a call at 9:25 AM, July 4. Do not know anyone in Clovis, Ca, they hung up on answering machine, their number is now blocked.

Received several calls from Caller 3 to 4 times a day.  Says nothing, just listens.  Won't leave a message.