Who called from 7189892147

They keep saying hello on my answering machine and don't leave messages.  They also call from 2148, so it's a business.  They sound like telemarketers.

I did'nt pick up.
They did'nt leave a message.

I answered the call.  The person asked for me, but when I asked who it was, she wouldn't give me a name at first.  Then she said her name is Maria Farenga (may be misspelled) and it was personal business.  She would not tell me on whose behalf she was calling or what the call was about, so I hung up.