This number keeps calling me . It called me 4 times within an hour. And when I picked up all it does is a beeping sound no one saids anything just beeping noises. Its getting on my nerves.

when I picked up all it does is a beeping sound no one saids anything just beeping noises.

May 8th 2013, 8:34AM - I answered the phone on the second ring.  All I heard were beeps about 1 second apart. The beeps sounded like they were trying to send a fax.

It has left a fax on our voice mail -- which will be blitzed.

Same thing trying to fax something. Called at 4:03 am. I'd like to kick someone's you know... Caller ID says "NETPROWA" Did a search of NETPROWA I found a site with the name NetProWa Ironically it has the same area code 720 and on the search page it says.
"NetProWa helps people remove their number from unwanted calls and faxes. Enter your line number on this site and the calls will stop." To funny.